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B.Sc. Part -I (Physics) Paper I –Mechanics and wave Motion Unit -I Inertial reference frame, Newton’s laws of motion, Dynamics of particle in rectilinear and circular motion, Conservative and Non –conservative forces, Conservation of energy, liner momentum and angular momentum, Collision in one and two dimensions, cross section . Unit -II Rotational energy and rotational inertia for simple bodies, the combined translation and rotational and motion of a rigid body on horizontal and inclined planes, Simple treatment of the motions of a top. Relations between elastic constants, bending of Beams and Torsion of Cylinder. Unit -III Central forces, Two particle central forces problem, reduced mass, reduced mass, relative and centre of mass motion, Law of gravitation, Kepler’s laws, Motions of planets and satellites, geo-stationary satellites. Unit -IV Simple harmonic motion, differential equation of S. H. M. and its solution, uses of complex notation, damped and forced vibrations, composition of simple harmonic motion. Differential equation of wave motion, plane progressive waves in fluid media, reflection of waves ,phase change on reflection , superposition , stationary waves ,pressure and energy distribution , phase and group velocity. Paper II -Circuit fundamentals and basic electronics Unit-I Growth and decay of currents through inductive resistances ,charging and discharging in R.C. and R.L.C. circuits , Time constant , Measurement of high resistance. Alternating currents in R.L.C. circuits, complex impedances, phase diagrams, Q factor, series and parallel resonant circuits, theory of coupled circuits, Transformers, Reflected Impedance and impedance matching. A.C. Bridges, Maxwell’s and Scherings Bridges , Wien Bridge . Unit -II Semiconductors, Intrinsic and extrinsic semiconductors, n-type and p-type semiconductors, Unbiased diode Forbard bias and Reverse bias diodes , Diode as a rectifier , diode characteristics ,Zener diode , Avalanche and Zener Breakdown , Power supplies ; rectifier , Bridge rectifier , capacitor input filter , Voltage regulation , Zener Regulator. Bipolar transistors, three doped regions, forward and reverse bias , DC alpha , DC beta transistor curves. Unit –III Transistor biasing circuits: base bias , emitter bias and voltage divider bias, DC load line . Basic AC equivalent circuits , Low frequency model ,small singal amplifiers , common emitter amplifier, common collector amplifers ,and common base amplifiers , Current and Vottage gain , R.C. coupled amplifer Qualitative treatment only , Frequency response. Unit-IV Feedback in amplifiers Input and Output impedance of negative feedback amplifiers, Transistor as an Oscillator, General discussion and theory of Hartley oscillator only. Elements of transmission and reception, Basic Principles of amplitude modulation and demodulation. Principle and design of linear multimeters and their application, Cathode ray Oscilloscope and its simple applications. D:\840970327.doc 1 Paper III – Optics Unit-I Coherence and Interference of light , Biprism , Thin films , Newton’s Rings , Michelson’s and Fabry Perot interferometers , Lummer Plate , Multiple beam interference , filters. Unit-II Fresnels diffraction, Fresnel’s zones and propagation of light , Zone plate , Fresnel’s diffraction at straightedge and narrow wire , Fraunhofer diffraction at multiple slits , limiting cases – single and double slits. Unit-III Resolving power – criterion, expressions for resolving powers of telescope, grating. Polarization, Double refraction in uniaxial crystals, Nicol prism, polaroids and retardation plates, Babinet’s compensator. Analysis of polarised light. Unit-IV Optical activity and Fresnel’s explanation, Half shade and Biquartz polarimeters . Matrixr representation of plane polarized waves, matrices for polarizers, retardation plates and rotators, Application to simple systems. D:\840970327.doc 2 B.Sc. Part - II (Physics) Paper I – Electricity, Magnetism Electrostatics Coulomb’s law, Electric Field and potentials, Field due to a uniform charged sphere, Derivations of Poisson and Laplace Equations, Gauss Law and its application: The Field of a conductor . Electric dipole, Field and potential due to an electric dipole, Dipole approximation for an arbitrary charged distribution, Electric quadruple, Field due to a quadruple , Electrostatic Energy of a charged uniform sphere , Energy of a condenser . Unit -II Magnetostatics Magnetic field , Magnetic force on a current , Magnetic Induction and Bio – Savart Law , Lorentz Force , Vector and Scalar Magnetic potentials , Magnetic Dipole , Magnetomotive force and Ampere’s Circuital theorem and its applications to calculate magnetic field due to wire carrying current and solenoid . Unit –III Electromagnetic Induction Laws of Induction, Faraday’s laws and Lanz’s Law. Mutual and Self Induction , Vector potential in varying Magnetic field , Induction of current in continuous media , Skin effect , Motion of Electron in changing magnetic field , Betatron , Magnetic energy in field , Induced magnetic field (Time varying electric field ) ,Displacement current , Maxwell’s equations, Electromagnetic waves in free space , Poynting Vector , Theory and working of moving coil ballistic galvanometer . Unit –IV Dielectrics Dielectric constant, polarication , Electronic polarization , Atomic or ionic Polarisation , Polarisation charges , Electrostatic equation with dielectrics , Field , force and energy in Dielectrics . Magnetisation Properties of Matter Intensity of magnetization and magnetic susceptibility, Properties of Dia , Para nd Ferromagnertic materials , Curie temperature , Hysteresis and its experimental determination. D:\840970327.doc 3 Paper II – Thermal Physics Unit – I Thermal equilibrium, Zeroth law of thermodynamics, Temperature concept, Equations of State, Van der Waal’s equation, Critical constants, principle of corresponding states. Unit –II First law of thermodyanamics , Absolute scale of temperature Entropy , Degradation of energy , Enthalpy Helmholtz function , Gibbs function , Maxwell’s thermodynamics relations and their application. Unit –III Differential and Integral Joule Thomson effect, Inversion temperature, Liquification of gasses (no Experimental details). Adiabatic demagnetization, He I and II. Clausius Clapeyron equation. Unit – IV Kinetic theory, Maxwell – Boltzmann law, Equipartion of energy, Mean free path, transport phenomena, Brownian motion Avogadro number. Thermodynamic and Kinetic temperature, Blackbody radiation, Stefan Boltzmann’s law , Plsnck’s law and its verification . Paper III – Elements of Quantum Mechanics and Atomic Spectra. Unit –I Inadequacies of classical mechanics , Photoelectric phinomena , Compton effect , Wave-particle duality , de Briglie matter waves and their experimental verification , Heisenberg’s Uncertainty principle , Complementary principle , Principle of superposition , Motion of wave packets . Unit –II Schr’odinger wave equation , Interpretation of wave function , Expectation values of dynamical variables , Ehrenfest theorem , Orthonormal properties of wave functions , One diomensional motion in step potential , Rectangular barrier , Square well potential , Particle in a box normalization . Unit –III Bohratomic model, Sommerfeld elliptic orbits, Spin and orbital magnetic moments, Stern – Gerlach experiment, Pauli’s exclosion principle and periodic table. Optical spectra of alkali and alkaline earth elements, Fine structure of spectral lines, Coupling schemes (LS and JJ) for two electron systems. D:\840970327.doc 4 Unit -IV Normal and anomalous Zeeman Effect and Paschen Back effect of one electron systems, Experimental observation, X-ray spectra – continuous and characteristic, their generation and uses, Spin and screening doublets. Books Recommended: 1. A Beiser- Concept of Modern Physics, McGraw-Hill, New York. 2. R.M. Eisberg – fundamentals of Modern Physics, Wiley, New York. 3. H.E. White – Introduction to Atomic Spectra, McGraw-Hill, New York. D:\840970327.doc 5 B.Sc. – III (Physics) Paper – I Elements of Relativistic, Classical & Statistical Mechanics: Unit – I Relativistic Mechanics: Earth as a reference frame, Galilean transformation, Michelson-Morley experiment, postulates of special theory of relativity, Lorentz transformations, Lorentz contraction and time dilation, Law of addition of velocities, variation of mass with velocity, Principle of equivalence of mass and energy. Unit – II Classical Mechanics: Mechanics of a system of particles, generalized co-ordinates, D’Alembert’s principle. The Lagrangian formulation and Lagrange’s equations of motion. Calculus of variation and it’s applications. The Hamiltonian formulation and Hamilton’s equation of Motion. Unit – III Classical Mechanics & Statistical Mechanics: The rigid body motion, Force-free motion of symmetrical rigid body. Two – body central force problem, reduction to equivalent one-body problem, the equation on motion and first integrals, Classification of orbits, Orbit for integrable power-law potentials, Inverse square law-Kepler problem. Inadequacy of Classical Mechanics, phase space, Liouville’s theorem, connection between statistical and thermodynamic quantities. Unit – IV Statistical Mechanics: Ensembles, the microcanonical, the canonical and grand canonical ensembles, Maxwell-Boltzmann statistics, Partition function, Maxwell Velocity distribution and mean values, equipartition theorem, Statistics of interacting systems, Van der Waal’s gas, Statistics of identical particles, Fermi-Dirac and Bose-Einstein Statistics, simple applications, electron gas and Planck’s oscillator. Paper – II – Solid State and Nuclear Physics: Unit – I Crystal Structure: Lattice translation vectors and lattice, Symmetry operations, Basis and crystal structure, Primitive Lattice cell, Twodimensional lattice type, systems, Number of lattices, Point groups and plane groups, Three dimensional lattice types, System, Number of Lattices, Points groups and space groups, Index system for crystal planes-Miller indices, Simple crystal structures, NaCI, hep, diamond, Cubic ZnS and hexagonal ZnS, Occurrence of Nonideal crysal structures, random stacking of polytyprism, glasses. Crystal Diffraction and Reciprocal Lattice: Incident beam, Bragg law, Experimental diffraction method, Laue method, Rotating-crystal method, Powder method Derivation of scattered wave amplitude, Fourier analysis, Reciprocal lattice vectors, Diffraction conditions, Ewald D:\840970327.doc 6 method, Brillouin zones, Reciprocal lattice to sc, bcc and fcc lattices, Fourier analysis os the basis and atomic form factor. Unit – II Crystal Bindings: Crystal of inert gases, Van der Walls-London interaction repulsive interaction, Equilibrium lattice constants, Cohesive energy, compressibility and bulk modulus, Lonic crystal, Madelung energy evaluation of Madelung constant, Covalent crystals, Hydrogen-bonded crystals, Atomic radii. Lattice Vibrations: Lattice Heat capacity, Einstein model, Vibrations of monatomic lattice, derivation of dispersion relation, First brillouin zone, group velocity, continuum limit, Force constants, Lattice with two atoms per primitive cell, derivation of dispersion relation, Acoustic and optical modes, Phonon momentum. Free electron theory, Fermi energy, density of states, Heat capacity of electron gas, Paramagnetic susceptibility of conduction electrons Hall effect in metals. Origin of band theory, Qualitative idea of Bloch theorem, Kronig-Penney model, Number of orbitals in a band, conductor, Semi-conductor and insulators, Effective mass, Concept of holes. Unit – III Nuclear Physics: 1. General Properties of Nucleus: Brief survey of general Properties of the Nucleus, Mass defect and binding energy, charges, Size, Spin and Magnetic moment, Bainbridge mass spectrograph. 2. Nuclear Forces: Saturation phenomena and Exchange forces, Deutron ground state properties. 3. Nuclear Models: Liquid drop model and bethe Weiszacher mass formula, Sungle particle shell model (only the level scheme in the context of reproduction of magic numbers). 4. Natural Radioactivity: Fundamental laws of radioactivity, Soddy-fajan’s displacement law and law of radioactive disintegration, Basic ideas about decay. D:\840970327.doc 7 Unit – IV 1. Nuclear Reactions: Nuclear reactions and their conservation laws, Cross section of nuclear reactions, Theory of fission (Qualitative), Nuclear reactors and Nuclear fusion. 2. Accelerators and detectors: Vande Graff, Cyclotron and Synchrotron, Interaction of charged particles and gamma rays with matter (qualitative), GM counter, Scintillation counter and neutron detectors. 3. Elementary Particles: Basic classification based on rest mass, Spin and half life, particle interactions (gravitational, Electromagnetic, week and strong Interactions). Paper – III – Electronics: Unit – I Network Theorems and Circuit Analysis: Thevenin, Norton and superposition theorems and their applications, T and // Network characteristics Interactive and image impedances, Constant K and derived-m type filters, transmission lines Characteristics impedances and attenuations Reflection coefficients. Diodes: Diffusion of minority carrier in semiconductor, work function in metals and semiconductors Junctions between metal and semiconductors, Semiconductor and semiconductor, p.n. Junction, Depletion layer, Junction Potential Width of depletion layer, Field and Capacitance of depletion layer, Forward A.c. And D.C. resistance of junction Reverse Breakdown. UNIT – II Diode: Zener and Avalanche diodes, Tunnel diodes, Point contact diode, their importance at High frequencies, LED photodiodes, Effect of temperature on Junction diode Thermistors. Transistors: Transistors parameters, base width modulation transit time and life-time of minority carriers base Emitter resestance Collector conductance, Base spreading resistance, Difusion capacitance, Reverse feedback ratio, Equivalent circuit for transistors, Basic Model, hybrid model and Y parameter equivalent circuit Input and output impedances. D:\840970327.doc 8 UNIT – III Current and Voltage gain, Biasing formulae for transistors, Base bias, emitter bias and mixed type bias and mixed type biasing for small and large signal operation. Transistor circuit application at law frequencies, their AC and DC equivalent for three different modes of operation, Large signal operation of transistors, Transistor Power amplifiers, Class A and B operation, Maximum power output Effect of temperature, heat sinks, thermal resistance Distorsion in amplifiers, cascading of stages, Frequency response, Negative and positive feedback in transistor amplifiers. UNIT – IV Field effect transistors and their characteristics biasing of FET, use in preamplifiers MOSFET and their simple uses. Power Supplies: Electronically regulated law and high voltage power supplies, Inverters for battery operated equipments. Miscellaneous: Basic linear integrated circuits phototransistors, Silicon Controlled rectifiers, Unijunction transistor and their simple uses. D:\840970327.doc 9 B.Sc. Part –I (Electronics) (For the examination of 2002 and onwards) Q. 1. (in each class will be comprehensive based on units 1 to IV and will carry 40% marks) Paper I : Electronics Devices UNIT – I Qualitative explanation of mechanism, characteristics and simple application of junction device: p-n junction diode, transistors, funnel diode, unijunction transistor. Field effect devices : JEET, MOSFET UNIT – II Qualitative explanation of mechanism, characteristics and simple application of M.W. devices: Gunn diode, IMPATT diode, PIN diode. Metal semiconductor devices : Schottky diode. UNIT – III Optical device : Qualitative explanation of mechanism characteristics and simple application of Solar cell, Photodetectors, p-n photodiode, LEDs. Electronics Compnents : Colour codes for resistor and capacitor, Identification and testing of resistors, capacitors, diodes and transistors, Introduction of bread boarding, tools, printed circuit boards, its making and component mounting and soldering. UNIT – IV Sensors and Transducers : Presssure, readiation, temperature and displacement sensors, Transducers based on p-n junctions, resistance, capacitance, piezoelectricity. IC fabrication principles : Integration of resistance, capacitance, diode, BJT in a monolithic circuit basis processes. D:\840970327.doc 10 Paper II : Basic Digital Electronics UNIT – I The logic concept and definition of digital systems. Number System : Binary number system and operations, Binary representation of respective numbers, Modulus representation, Binary arithmetic: addition, subtraction, multiplication and division, octal numbers, octal-binary conversion, Hexadecimal numbers, Hexadecimal to Binary and Binary to Hexadecimal conversion. Binary codes : Bnary code, The 8421 code, Binary coded decimal Gray codes, Binary to gray and gray to Binary conversion, Partity. UNIT – II Switches : Used for logic functions and Relay logic, their limitations, combinational logic and sequential logic. Logic gates : OR, AND, NOT gates: symbols and functions, characteristics of the digital signal applied to logic gates, Introduction to electronics considerations like power supply voltage, fanout, wire length, parallet wires, propagation delay and noise margin. UNIT – III Boolean Algebra : Constants, Variables and functions, Boolean postulates and properties, truth tables and Boolean equations, simplification of compound expressions. Combinational Logic : Fundamental products. AND-OR network, Karnaugh map techniques, definitions and rues, graphical representation of Bloolean functions, determination of minimal equations, combinational logic design, seven segment decoder. UNIT – IV The multi meter : Principle and working, introduction to digital multimeter. The cathode ray oscilloscope the waveform observation and measurements, the time base sensitivity. Introduction to synchronization introduction to sinusoidal and square-wave generators. Audio and R.F. Generators. D:\840970327.doc 11 Paper III : Aplifiers UNIT – I Basic AD/DC models for BJT and FET amplifiers, hybrid model; MOSFET amplifiers. The operation point bias stability and biasing schemes for discrete components and integrated circuit BJT and FET amplifiers, analysis and design. UNIT – II The common emitter amplifier. The emitter follower. FET amplifier stages: common source and common drain configurations. Cascaded BJT and FET stages. CC-CC (Darlington) CC-CE and CE-CB (Cascade) configurations. The differential amplifier, differential and common modes. UNIT – III Frequency response characteristics of BJT and FET amplifier: Fidelity considerations, high and low frequency response, Step response of an amplifier: rise time & Sag Feedback amplifiers: loop gain, Properties of negative feedback amplifiers, Input and Output impedances> UNIT – IV The shunt-shunt, series-series and series-shunt feedback topologies, their properties and impedances. The shunt-feedback triple, shunt-series pair series-shunt pair and series triple. Multistage feedback amplifiers. Elementary ideas of the following: Sound amplifiers; Music response, preamplifiers for Audio cassette players stereo amplifier; their frequency response. Power amplifiers & their design, Filters, Notch Filter: Active filter, Multichannel Tone controls, Bass and treble amplifiers Characteristics of Loudspeakers: Woofers; Tweeters; Crossover systems. D:\840970327.doc 12 B.Sc. Part –II (Electronics) (For the examination of 2002 and onwards) Paper I : Advance Digital Electronics UNIT – I Transistor as a switch, switching times. Logic circuits, Active and passive logic circuits, Diode logic (DL), Resistor logic (RL), Resistortransistor Logic (RLT), diode transistor logic (DTL), Transistor-transistor logic (TTL), CML and CMOS logics. Registers, A serial shift register, Ring counter, A shift counter, Controller shift register. UNIT – II Electronic circuits of logic gates. De Morgan’s theorems, The universal NOR and NAND gates. Arithmetic circuits, XOR and XNOR gates, Parity check, The haladder, The full-adder, A parallel binary adder, Half and full-sub tractors, A parallel binary sub tractor. UNIT – III Multivibrators, Astable multivibrators, Monostable multivibrators, Bistable multivibrator, Schmidtt Trigger, Flip-Flops, The R.S. flip-flop, clocked flip-flop, The D- flip-flop, T-flip-flop, RST-flip-flop, J.K. flip-flop, J.K. Mater/slave flip-flop. UNIT – IV Computer Techniques, Binary ripple counters, The 4-bit binary counter, Modulus of a counter, Asynchornous counters using feedback, Parallel counters, Modified parallel counters using feedback, combination counters, The race problem, binary decade counter with decoding gates. D:\840970327.doc 13 Paper II: Communication Electronics. UNIT – I Modulation of signals, Amplitude modulation, Frequency spectrum and average power, Modulating signal for a complex wave, Trapezoidal display, A.M. Circuits, Demodulation circuits, Block diagram of an A.M. transmitter. A.M. receivers, supeerhetrodyne principle, Choice of intermediate and oscillator frequencies, image rejection, adjacent channel selectivity. UNIT – II R.F. amplifiers, single-tuned and double tuned transformer coupled class. A amplifiers, neutralization. Frequency conversion and mixers. Dual-gate MOSFETS. IF amplifiers. Single-sideband modulation, Balanced modulator, SSB generation, the balanced modulator-filter method, the phasing method and the “third method” Principle of SSB reception, independent side-band (ISB), Frequency division Multiplexing. UNIT – III Radio-wave propagation, Space-wave propagation, Tropospheric propagation, Lonospheric Propagation, Surface wave propagation, Antennas, the elementary doublet and the half-wave dipole, Vertical antennas, Folded dipole, Loop and ferrite-rod receiving antennas, Driven arrays, the broadside array and the end-fire array, Parasitic arrays, the Yagi-Uda array. UNIT – IV Pulse modulation, Pulse amplitude modulation, pulse width modulation and pulse position modulation. Time division multiplexing, Black and White Television, the signal. Vidicon and Plumbicon camera tubes and the picture tube, block diagrams of transmitter and receiver, Elementary ideas about colour television. D:\840970327.doc 14 Paper III : Power Electronics: UNIT – I Types of power electronics circuits, Power semiconductor devices, Diodes with RC, RL and RLC loads, Freewheeling diodes, single phase half wave and full wave rectifiers, Performance parameters, Thyristors characteristic, Two transistor model of Thyristor, Thyristor turn on and turn off, series and Parallel operation, thyristor commutation and Firing circuits, Protection circuit, Triac and Diac. UNIT-II Controlled rectifiers, single phase semiconductors, Full convertors and Dual convertors. AC voltage controllers, on off control, Principle of phase control, single phase bidirectional controller with resistive and induction loads. AC voltage controller with PWM control, effect of source and load inductance. UNIT-III DC choppers, Principle of Step Down operation, step down chopper with RL Load, Principle of step up operation, Performance Parameters, Chopper classification, Switching mode regulators, Chopper circuit design, Magnetic Amplifier, The saturable reactor, Push pull Magnetic amplifier, Cycloconvertors. UNIT-IV Pulse width modulated invertors, Principle of operation, Performance Parameters, single phase half bridge and full bridge invertors, voltage control of single phase inverters, single, multiple, and sinusoidal pulse width modulation, Harmonic Reductions. Static switches, single phase AC and DC switches AC switches, for Bus Transfer, Solid state Relays, Protection of Devices and circuits. D:\840970327.doc 15 B.Sc. III (Electronics) (For the examination of 2002 and onwards) Paper – I: Signal Processing and Electronic Instrumentation UNIT-I Classification of signals, continuous and discrete, analog and digital, periodic and aperiodic, Time shifting, Time scaling, Time inversion, Unit step function, Unit Impulse function, The exponential function, Even and odd components of a signal, Systems, Linear and Non-Lenear Systems, Sampling Theorem, Signal Reconstruction, Interpolation formula, Application of Sampling Theorem, Time division multiplexing, Idea of PAM, PWM and PPM, Pulse code modulation, Advantages of Digital Signals, Sample and hold amplifiers. UNIT-II D/A convertors, 4 bit Binary Ladder type D/A convertor. Simultaneous and counter type A/D converter, successive approximation type A/D convertor, Single and Dual slope A/D convertor, Led, LCD & CCD displays, 7 segment LED display, Multiplexing in Digital displays. UNIT-III Wave shaping circuits, square wave and Triangular wave generator, Square wave generation from sinusoid, Pulse Circuits, Pulse Generators, Time Base Generator, clipper and clamper, circuits, IC 555 Timer, Astable and Monastable Multivibrator. UNIT-IV Voltage Control Oscillator (VCO), Phase Lock Loop Circuit and its applications, Cathode ray Oscilloscope & its application, Dual Trace and Triggered Oscilloscope, Storage Oscilloscope, strain Gauge, Signal Generator, Crystal Oscillator Electronic Multimeter & Digital Multimeter, Frequency counter, Solid State detectors, spectrum Analysers, Lock in Amplifier. D:\840970327.doc 16 Paper II: Linear Electronics UNIT-I Operational amplifiers: Block diagram, symbol and ICs. IC package types, pin identification and temperature ranges. Definitions of important characteristics and identification of data sheets. The ideal OP-AMP, Open-loop OP-AMP configuration: differential inverting and non-inverting amplifiers. UNIT-II Voltage follower. Current to voltage converter. Closed-loop differential amplifiers. The practical OP-AMP. Input offset voltage and its compensation. Input bias curren and offset current. Ttal output off set voltage. Thermal drift. Noise Common-mode configuration and common-mode Rejection Ratio introduction to the frequency response of and OP-AMP and Slew Rate. UNIT-III General linear applications and their uses: DC and AC amplifiers, Summing Scaling and Averaging amplifiers. Instrumentation amplifier. Differential input and differential output amplifier. UNIT-IV Voltage-to-current and current-to-voltage converters. Integrator, Differentiator: introduction to Active filters Comparators and converters. Voltage Regulators: Fixed voltage, adjustable voltage and switching regulators. Power supplies. Regulated and Switch Mode Power supplies. D:\840970327.doc 17 Paper-III: Elements of Computer and Microprocessor UNIT-I Memories Volatile and non volatile memories, magnetic memories, DRO, NDRO system Semiconductor memories RAM, ROM, EPROM Addressing of memories: MAR, MAD & NDR hexadecimal addressing. Unit – II Registers Buffer register, Shift register, Ring Counter shift counter, Controlled shift registers, Tristage switches Tristate register Reduction of Connecting wires, Bus organization Arithmatic unit , Binary addition Half and Full subtractor. UNIT – III Microprocessor 8085 Organization, Instruction set Progaramming Fetch cycle and Execution cycle, Timing and Control units, Instruction and data flow Register organization. UNIT – IV Programmed Data Transfer in microprocessor, microprocessor 8086, its organization & instructions. D:\840970327.doc 18 SYLLABUS M M..S Scc.. ((P Ph hyyssiiccss)),, S Seem meesstteerrss II,, IIII,, IIIIII & & IIV V ((FFoorr tthhee S Seessssiioonn 22000099-- 22001100 aanndd oonnw waarrddss)) This is a two years (4- Semester) course. There will be 18 Theory modules (Papers) each with maximum marks 100. In addition students will be required to take examination in four modules of laboratory experiments, each module with maximum marks 100. The details are given below: SSE EM ME ESSTTE ER R –– II Module Module Module Module Module Module 01 02 03 04 05 10 : : : : : : MATHEMATICAL PHYSICS-I CLASSICAL MECHANICS ELECTROMAGNETIC THEORY INTRODUCTORY QUANTUM MECHANICS PRACTICAL PRACTICAL Module Module Module Module 06 07 08 09 : : : : MATHEMATICAL PHYSICS-II STATISTICAL MECHANICS CLASSICAL ELECTRODYNAMICS ATOMIC AND MOLECULAR SPECTRA SSE EM ME ESSTTE ER R –– IIII SSE EM ME ESSTTE ER R IIIIII Module Module Module Module Module Module Module Module Module 11 12 13 14 15 16 17 18 19 : : : : : : : : : QUANTUM MECHANICS-I NUCLEAR PHYSICS - I SOLID STATE PHYSICS - I ELECTRONICS-I ELECTRONICS II LASERS AND OPTO-ELECTRONICS - I LASERS AND OPTO-ELECTRONICS - II X-RAYS - I X-RAYS - II SSE EM ME ESSTTE ER R IIV V Module 20 : QUANTUM MECHANICS - II Module 21 : NUCLEAR PHYSICS - II Module 22 : SOLID STATE PHYSICS - II Module 23 : ELECTRONICS III Module 24 : ELECTRONICS IV Module 25 : LASERS AND OPTO-ELECTRONICS - III Module 26 : LASERS AND OPTO-ELECTRONICS - IV Module 27 : X-RAYS - III Module 28 : X-RAYS - IV PRACTICAL: SEMESTERS III/ IV Module 29 : GENERAL EXPERIMENTS Module 30 : ELECTRONICS EXPERIMENTS Module 31 : LASERS & OPTO-ELECTRONICS EXPERIMENTS Module 32 : X-RAY EXPERIMENTS Note: Electronics, Lasers & Opto-electronics and X-Rays in Semesters III & IV are specializations. One specialization has to be opted by the student from the start of Semester III. D:\840970327.doc 19 M.Sc. (PHYSICS), SEMESTER – I ((FFoorr tthhee S Seessssiioonn 22000099-- 22001100 aanndd oonnw waarrddss)) Module 01: Mathematical Physics-I Unit - I Fundamental laws of Algebra on complex numbers, polar form of complex numbers, Regions in the complex plane, Analytic (regular) functions, The Cauchy-Riemann equations, Harmonic functions. Unit – II Line integral in complex plane, Cauchy’s theorem, Cauchy’s integral formula, Taylor’s and Laurent’s expansions, singularities, Zeroes and poles, Residue theorem and count our integration of simple functions. Unit – III Power series, solution of second order differential equations, ordinary point and singularities of a linear differential equation, Solutions of Hyper- geometric, Bessel, Legendre, Laguerre and Hermite equations. Unit – IV Bessel and Legendre functions and polynomials, Rodrigue’s formula for Legendre polynomial Orthonrmality and other properties of Legendre, Associated Legendre, Hermit, Laguerre and Associated Lagurre polynomials. D:\840970327.doc 20 Module 02: Classical Mechanics Unit - I Mechanics of a system of particles, Generalized Co ordinates, D Alembert’s principle. The Lagrangian formulation and equations of motion ( with full derivation). The Hamiltonian formulation and equations of motion ( with full derivation). Unit – II Calculus of variations and its application – Hamilton’s principle. The modified Hamilton’s principle and principle of least action, The rigid body motion – Euler angles, Motion of symmetrical top. Unit – III Canonical transformations, Poisson brackets, Equations of motion and infinitesimal canonical transformations in the Poisson bracket formulation, Liouville’s theorem. Unit – IV Hamilton – Jacobi equations, Action angle variables, the connection between HamiltonJacobi theory and geometrical optics, Theory of small oscillations – Free vibrations of linear tri- atomic molecule, Transition from a discrete to a continuous system, Field equation-The Klein Gordan Equation. D:\840970327.doc 21 Module 03: Electromagnetic Theory Unit - I Maxwell’s Equations in vacuum and matter, Maxwell’s correction to Ampere’s law for non- steady currents and concept of Displacement current; Boundary conditions, Poynting’s theorem, Conservation of Energy and momentum for a system of charged particles and electromagnetic field. Unit – II Vactor and scalar potentials, Maxwell’s Equations in terms of Electromagnetic Potentials, Electromagnetic wave equation, Non-uniqueness of Electromagnetic Potentials and Concept of Gauge. Gauge Transformations: Coulomb and Lorentz Gauge; Green’s Function for the Wave Equation; Transformation Properties of Electromagnetic Fields and Sources under Rotation, Spatial Reflection and TimeReversal. Unit – III Propagation of Electromagnetic Plane Waves in Vacuum, Non-conducting Medium, Conducting Medium and Plasma; Reflection, Refraction and Polarization of Electromagnetic Waves, Stokes Parameters; Frequency Dispersion Characteristics of Dielectrics and Conductors; Normal and Anomalous Dispersion, Spreading of Pulse in Dispersive Media, Kramer-Kronig Relations. Unit – IV Propagation of Electromagnetic Waves in Rectangular Waveguides, TE and TM Modes, Cut off frequency, Energy Flow and Attenuation. Modal Analysis of guided modes in a cylindrical waveguide. Field and Radiation due to an Oscillating Electric Dipole. Magnetic dipole and electric quadrupole fields. D:\840970327.doc 22 Module 04: Introductory Quantum Mechanics Unit - I Coordinate and momentum representation, Hermitian operators and their spectrum, Commutator algebra, Uncertainty relation, Eigen values and eigen functions of Linear harmonic oscillator. Unit – II Motion in a central field, Hydrogen atom problem, Free particle in three dimensions, Eigen values and eigen functions of angular momentum operators L and Lz, spherical harmonics, Angular momentum commutation relations, Coupling of two angular momentum. Unit – III WKBJ approximation method, Rayleigh-Schrodinger time-independent perturbation theory for non-degenerate and degenerate systems, Anharmonic oscillator. Unit – IV Zeeman Effect, Normal and anomalous Zeeman effect of one electron system, Calculation of Zeeman patterns, First order Stark effect. D:\840970327.doc 23 M.Sc. PHYSICS, SEMESTERS I/II Module 05: PRACTICAL GENERAL ELECTRONICS EXPERIMENTS S.No. 1 EXPERIMENT SINGLE STAGE AMPLIFIER 2 ZENER DIODE 3 S.C.R. 4 IC REGULATED POWER SUPPLY 5 NEGATIVE FEED BACK 6 MODULATION & DELODULATION 7 P-N JUNCTION Module 10: PRACTICAL OPTICS & GENERAL EXPERIMENTS S.No. 1 EXPERIMENT MICHELSON INTERFEROMETER 2 ETALON 3 GRATING 4 RAYLEIGH 5 POLARIZATION 6 EDSER-BUTLER 7 BABINET COMPENSATOR 8 ULTRASONIC INTERFEROMETER 9 HYSTERSIS LOOP TRACER D:\840970327.doc 24 M.Sc.(PHYSICS), SEMESTER – II Module 06: Mathematical Physics-II Unit - I Partial differential equations, Lagrange’s linear equation, Method of multipliers, Solutions of Laplace, Poisson, Diffusion and wave equations. Unit – II Inhomogeneous equations, Green’s function for a free particle, Fourier series, Fourier integral, Fourier sine, cosine and complex transforms, Applications to boundary value problems, Fundamental properties of Beta and Gamma functions. Unit – III Binary operation, Definitions of Group, Semi-Group and Abelian group, Multiplication table, Equivalence class, Conjugate elements and classes, Invariant subgroups, Permutation group, Cyclic group, Cosets of a subgroup, finite and infinite group, Period of the group. Unit – IV Similarity transformations, Representation Character of Trace of the group, Schur’s Lemma and the Orthgonality theorem, Examples of C2v, Regular representation, Symmetriesed basis functions for irreducible representation, Direct product of representation. Applications to simple vibrational problems. D:\840970327.doc 25 Module07: Statistical Mechanics Unit I Quantum statistics of identical particles, Symmetry properties, Postulates of equal a prior probability, Grand Canonical Ensemble, Quantum distribution functions (BoseEinstein and Fermi-Dirac), Deviation of distribution laws using grand canonical partition function. Unit II Degeneracy of Boson gas, Applications of Bose-Einstein statistics, Bose-Einstein condensation, Planck’s Radiation law, properties of liquid He II, Derivation of energy and pressure of Fermi gas, Energy and pressure of Fermi gas at absolute zero, Fermi energy as a function of temperature, Thermodynamic properties of an electron gas. Unit III Gibbs Paradox, Phase transition, Gibb’s phase rule, One dimensional Ising model, Law of atmosphere, White Dwarf and Chandra Shekhar limit, Fluctuations, Energy fluctuations in canonical ensemble and concentration fluctuations in grand canonical ensemble. Unit IV Nyquist theorem (derivation and its applications), Thermodynamics of irreversible processes, Onsager reciprocal relations Phenomenological coefficient, Principle of minimum entropy production. D:\840970327.doc 26 Module 08: Classical Electrodynamics Unit - I Homogeneous and inhomogeneous Lorentz groups, Spacetime rotations, rapidity, Proper, improper, orthochronous, antichronous Lorentz groups, Light cone interpretation of Lorentz transformations, Four-vectors, orthogonality, Four-tensors, Jacobians, Contravariant and Covariant tensors, Trace of a tensor, Contraction, Symmetric and Antisymmetric tensors, Inner and outer products, Quotient Law, Metric tensor, Pseudotensors, completely antisymmetric unit tensor, Four-velocity, fourmomentum, four-acceleration, Minkowski force. Unit – II 2-Form electromagnetic field strength tensor, Covariant formulation of Maxwell’s field equations with gauge invariance, Lorentz force equation in covariant form, Transformation of electromagnetic fields as tensor components, Invariants of the field, Canonical approach to electrodynamics, Lagrangian and Hamiltonian formulation for a relativistic charged particle in external electromagnetic field, Canonical and Symmetric Stress Tensors, Conservation laws, Solution of the wave equation in covariant form, Invariant Green function. Unit – III Retarded and advanced potentials, Lienard-Wiechert potentials for a moving point charge, Fields produced by a charge in uniform and accelerated motion, Radiated power, Larmor’s formula and its relativistic generalization, Angular distribution of radiation due to an accelerated charge, bremsstrahlung, synchrotron radiation, Thomson scattering of radiation, Thomson cross section, Multipole expansion of electromagnetic fields, Properties of multipole fields, Energy and Angular momentum of multipole radiation. Unit – IV Radiation damping, Radiative reaction force and its derivation, Difficulties with classical Abraham-Lorentz model, Integro-differential equation of motion, Preacceleration, Line breadth and Level shift of an oscillator, Scattering by free and bound electrons, Rayleigh Scattering, Frequency dependence of total cross section, Resonance fluorescence. D:\840970327.doc 27 Module 09: Atomic and Molecular Spectra Unit – I Fine structure of Hydrogen lines, Optical spectra of alkali metals, Paschen-Back effect of one electron system, Optical spectra of alkaline earth elements, Singlet and triplet terms. Unit – II Coupling scheme for two electron systems, Hund’s rule. Hyperfine structure, Isotope effect in atomic spectra, distinction between Isotope effect and hyperfine structure, Lande’s interval rule, Lamb Rutherford Shift. Unit – III Rotation and Rotation- Vibration spectra of diatomic molecules, Microwave and Infrared absorption, Raman scattering, Selection rules, P.Q and R branches, Isotopic shift, Determination of heat of dissociation, Effect of anharmonicity, Coriolis force Unit – IV Vibronic-transition and Frank-Condon rule, principle of Lasers (He-Ne gas laser, ruby laser) and uses of lasers in Raman spectroscopy, Principle of E.S.R, N.M.R, and N.Q.R. spectroscopy. D:\840970327.doc 28 M.Sc. (PHYSICS), SEMESTER III Module 11: Quantum Mechanics - I Unit – I Matrix formulation of Quantum Mechanics- Transformation theory, Hilbert space and Projection operators. Equations of motion in Schrödinger, Heisenberg and Interaction pictures. Harmonic oscillator. Unit – II Symmetry in Quantum Mechanics- Space and time development, Rotation and angular momentum, Angular and spin momentum matrices, Combination of angular momenta. Tensor operators. Space inversion and time Reversal. Unit – III Variational Method, Time dependent perturbation theory. Classical theory of radiation, Transition probabilities, Einstein’s coefficients. Identical particles with spin. Symmetry and Antisymmetry of wave functions, Slater’s determinantal wave functions. Excited states of Helium atom. Unit – IV Non-relativistic scattering theory: Born approximation method with examples of scattering by Coulomb, Gaussian, Square well and Yukawa potential. Partial wave analysis, phase shift, example of square well potentials. Scattering by identical particles (expression for scattering cross-section only) Atomic scattering of fast electrons. D:\840970327.doc 29 Module 12: Nuclear Physics - I Unit – I Basic facts about nuclei, Mass and binding energy, Semi-empirical mass formula, Nuclear size determination using mu-mesic X-rays and scattering of fast electrons, Nuclear spin and magnetic moment of nuclei, Molecular beam resonance method, Nuclear resonance absorption and induction method, Electric quadrupole moment Unit – II Alpha decay, Experimental results on alpha decay-Alpha spectra and Geiger- Nutall relation, Theory of alpha decay. Beta-spectra, Fermi’s theory of beta decay, Sergeant’s law, Kurie Plot, Allowed and forbidden transitions, Parity violation in beta-decay, Detection of neutrino. Unit III Gamma emission, Multipolarity of gamma rays, Selection rules, Theoretical prediction of decay constants, Estimation of Transition probabilities, Internal conversion, Angular correlation, Nuclear isomerism, Mossbauer Effect. Unit – IV Nuclear reactions, Conservation laws, The Q-equation and deduction of nuclear energy levels, Compound nucleus, Bohr hypothesis, Resonance phenomena, Breit- Wigner one level formula, Optical model, Simple discussion of direct reactions, Nuclear fission, Bohr-Wheeler theory of nuclear fission, Controlled chain reaction, Nuclear reactors, Nuclear Fusion. D:\840970327.doc 30 Module 13: Solid State Physics - I Unit I Lattice Dynamics – Phonon dispersion spectra for three dimensional monatomic solids, Density of states, Phonon branches in 3-d solid with a polyatomic basis, Local phonon modes. Inelastic scattering by phonons, Experimental measurements of phonons, Phonon heat capacity, Debye model and Born cut-off procedure, Thermal conduction: lattice thermal conduction and phonon free path, anharmonic effects. Normal and umklapp process, defect controlled phonon scattering, Heat capacity of amorphous material. Unit II Free Electron Theory- Electrical conductivity, Sommerfeld’s; Wiedmann-Franz law, Lorentz number, Motion in magnetic fields, Plasmons, Plasma optics, Dispersion relation for electromagnetic waves, Transverse and longitudinal modes, transparency of alkali halide crystals in ultraviolet light, Screening effect, Mott metal-insulator transitor, Polaritons, Electron-electron interaction, Electron-phonon interaction, Polarons. Unit III Semi-conductors- Lattice properties of 4th group elements: Structure, physical constants, influence of impurities, diffusion of impurities, Influence of lattice defects, Fermi level and electron-hole distribution in energy bands, Models of an impurity semiconductor, Temperature dependence of Fermi level in an extrinsic semi-conductor, Conductivity and Hall effect in semi-conductors, Constant energy surfaces and effective mass in Si and Ge, Effect of temperature and impurties in semi-conductors, Rectification, Schottky barrier, Heterostructures. N-N heterojunction. semi-conductor, Introduction to amorphous semi-conductors. Unit IV Superconductivity- Concept of superconductivity, Meissner effect, Type I and type II superconductors, Energy gap, Isotope Effect, Microwave and infrared properties, London equations, Penetration depth, Coherence length, Super-conductivity ground state, BCS theory, Flux quantization in a ring, Electron tunneling. DC & AC Josephson Effect, Macroscopic quantum interference. SQUID, Introduction to high Tc superconductors. Dislocation in Solids- Dislocation stress and strain, Fields of dislocations, Dislocation multiplication. D:\840970327.doc 31 Module 14: Electronics-I Unit I: Linear Wave Shaping High Pass and Low Pass RC Networks, Response to Sinusoidal, Step, Pulse, Square wave, Exponential and Ramp Inputs. High pass RC circuit as a differentiator, Criterion for good differentiation, Double Differentiation, Low Pass RC circuit as an Integrator. Laplace Transforms and their application to circuit elements. Unit II: Amplifiers Difference Amplifiers, Broadband Amplifiers, Methods for achieving Broadbanding, Emitter Follower at High Frequencies, Operational Amplifiers and its Applications, IC 741, Active Filters. Unit III: Power Supplies Electronically Regulated Power Supplies, Converters and Inverters, High and Low Voltage Supplies, Application of SCR as Regulator, SMPS. Unit IV: Integrated Circuit Fabrication Technology Basic Monolithic Integrated Circuits, Steps involved in the Manufacture of Monolithic ICs: Epitaxy, Masking, Etching, Diffusion, Metallization, Bonding, Assembling, Package types. Introduction to VLSI techniques. D:\840970327.doc 32 Module 15: Electronics II Unit I: Logic Hardware Transistor as a Switch, Switching times: Definition and Derivation: Rise Time, Fall Time, Storage Time, Delay Time, Turn On Time, Turn Off Time, Charge Control Analysis. Logic Specifications: Fan In, Fan Out, Noise Immunity, Noise Margin, Propagation Delay, Power Dissipation. Logic Families: DTL, DCTL, I2L, ECL, TTL, CMOSL, CML, HTL. Unit II: Number Systems and Boolean Algebra Binary, Octal and Hexadecimal Number Systems. Binary Arithmetic. Arithmetic Circuits. Binary Codes: Gray, 8421, 2421, 5211. Boolean Variables and Operators, Simplification of Boolean Expressions. Karnaugh Maps. Unit III: Multivibrators Astable, Monostable and Bistable Multivibrators. Schmitt Trigger. 555 Timer. RS, RST, JK, T, D, JK M/S Flip flops, Race problem, Preset and Clear Functions. Unit IV: Counters and Registers Binary Counters: Up, Down, Parallel. Modulus Counters: Counter Reset Method, Logic Gating Method. Ring Counter. Shift Registers: SISO, PIPO, SIPO, PISO. Universal Shift Register. Tristate Switches, Tristate Registers. D:\840970327.doc 33 Module 16: Lasers and Opto-Electronics - I Unit I Laser theory, Einstein Coefficients, Light Amplification, threshold condition, Laser Rate Equations-two, three and four level systems. Unit II Laser power around threshold, optimum output coupling, Line Broadening Mechanisms – Natural, Collision and Doppler, Optical Resonators – Modes of a rectangular cavity and open planar resonator, Modes of a Confocal resonator system, General Spherical resonator, Higher order modes. Unit III Essential criterion to observe non linear optical effects. First experimental demonstration of non-linear phenomena. Classical theory of non-linear response in one dimension. Generalization to 3 dimensions. General properties of the polarizability tensor – Reality condition, Intrinsic symmetry, general form and frequency dependence, overall symmetry. Second harmonic generation and phase matching techniques. Basic idea of self-focusing. Unit IV Non-linear coupling of 3 waves to produce sum and difference frequencies. Manley Rowe relations and their significance. Sum and difference frequency generation when both input frequencies are lasers. Parametric conversion and amplification. Basic idea of optical phase conjugation. D:\840970327.doc 34 Module 17: Lasers and Opto-Electronics - II Unit I Optical sources: Direct and Indirect Band Gap materials, Light source Material Heterojunction structure. Surface Emitting and Edge Emitting LED Quantum Efficiency, Modulation Capability, analog & Digital Modulation, Laser Diode, Modes and Threshold Condition, Resonant frequencies, Radiation pattern, Modulation of LD, Temperature Effect, Modal, Partition and Reflection Noise, Advantages of LD over LED. Wave length window regions, Basic idea of Quantum dot, Quantum wire Laser and VCSELs. Unit II Photo Detectors: Principle of operation, Performance parameters, Quantum efficiency, Responsibility, Cut off wave length, Photo detector Material. Frequency Response, Thermal Noise, Shot-Noise Signal to noise ratio, NEP (Noise Equivalent Power) structure of PIN and APD, Equivalent Circuit, Temperature effect on Avalanche gain, CCD, LED and LCD display. Unit III Fiber as a guiding medium, Total Internal reflection Acceptance angle Numerical aperture, types of fiber, Refractive index profiles, Concept of modes, Electromagnetic analysis of guided modes in symmetric step index planar wave guide and step index fiber. Unit IV Concept of Normalized Frequency, V Parameter, Pulse dispersion in step index fibers. Concept of Dispersion shifted and Dispersion flattened Fibers, Fiber attenuation, Misalignment losses, Fiber material, Fiber fabrication, Splices & Connectors. D:\840970327.doc 35 Module 18: X-Rays - I Unit I Scattering of X-rays, Compton scattering and Thompson’s theory scattering by a pair of electrons and electron cloud in an atom, Atomic structure factors. Unit II Scattering by diatomic and simple polyatomic molecules, Scattering by liquids and determination of atomic distribution in monatomic liquids, Zernicks Prins Formula. Unit III Diffraction of x-rays by Crystals, Laue’s and Bragg’s equations for X-ray diffraction and their equivalency , Reciprocal lattice, Neutron and electron diffraction, relative merits and demerits of electron ,neutron and X-ray diffraction, point groups and Space groups. Unit IV Various methods of X-ray diffraction; Collimation and recording of X-ray beam, Laue, Powder, Rotating/oscillating and moving film methods in details. Interpretation of diffraction pattern with the help of various tools, factors affecting X-ray intensities. D:\840970327.doc 36 Module 19: X-rays - II Unit I Production and detection of X-rays, X-ray tubes, Problems in tube design, High Tension equipments, Ionization Detections methods, X-ray spectrographs and spectrometers: Single crystal, Double crystal and Bent crystal spectrographic and their resolving powers. Unit II X-ray emission from thin and thick targets, Theories of continuous X-ray spectra: Sommerfeld’s theory for the spectral distribution frequency spectrum of continuous Xray Experimental spectral and spatial distribution, shortcomings of classical theory, kramers quantum theory Unit III X-ray emission spectra, X-ray energy level diagram, multiple transitions Selection rules, Spin and Screening doublets, screening parameters and their determination, X-ray satellites and their origin: Wetzel-Drwyvesteyn theory of high energy satellites, theories for low energy satellites. Unit IV Rearrangement of atomic electrons following inner shell loisation, Radiative transitions, Auger effect and its consequences in X-ray spectra, Coster-Kronig transitions, the super coster-Kronig transitions, Fluorescence yield, Auto ionization and internal conversion. D:\840970327.doc 37 M.Sc. (PHYSICS), SEMESTER IV Module 20: Quantum Mechanics - II Unit – I Thomas-Fermi model. Self-consistent fields, Hartee-Fock Theory. Heitler-London Theory of hydrogen molecule, Ortho and para Hydrogen. Bonding and Anti-bonding orbitals. Valence bond theory, Molecular orbitals. LCAO method. Unit – II Relativistic Wave Equations – Klein-Gordon equation, Dirac equation: formulation, covariant form, proof of covariance, space reflection. Free particle solution and nonrelativistic reduction. Projection operators for energy and spin. Negative energy states: Zitterbewegung, hole theory. Central force problems: Hydrogen atom, spin orbit energy, magnetic moment. Unit – III Definition of Hamiltonian and Lagrangian for fields. Second quantization of KleinGordon, Schrodinger and Dirac equations. Creation, annihilation and number operators. Unit – IV Quantization of radiation field. Absorption, induced and spontaneous emission. Transition probabilities. Planck’s formula. D:\840970327.doc 38 Module 21: Nuclear Physics - II Unit I Nuclear two-body problem, Simple theory of deuteron, Spin dependence and noncentral feature of nuclear forces, Partial wave analysis, Low energy n-p scattering, Scattering length and effective range theory, Low energy p-p scattering, Charge symmetry and charge independence of nuclear forces, Meson theory of nuclear forces. Unit II Nuclear models, Evidence of shell structure, magic numbers and spin-orbit coupling, extreme single particle model. Predictions of spin, parity and electromagnetic moments, Collective model-Vibrational and rotational spectra. Unit III Classification of elementary particles, Exact conservation laws, Approximate conservation laws: isospin and isospin wave functions for pion-nucleon system, strangeness, parity, time reversal and charge conjugation, CP violation. Unit IV Eight fold way, Quarks, Quark-Quark interaction, SU (3) quark model, Magnetic dipole moment of baryons, Masses of hadrons, Basic ideas about the standard model. D:\840970327.doc 39 Module 22: Solid State Physics - II Unit I Dielectric and Ferroelectric Properties- Macroscopic electric field, Local field at an atom, Clausius-Mosotti equation, Dielectric constant and polarisability, Electronic Polarisability, Classical theory of electronic polarisability, Structural phase transition, Soft modes, Antiferroelectricity, Ferroelectric domains, Piezoelectricity. Unit II Magnetic properties- Quantum theory of diamagnetism and paramagnetism, Susceptibility behaviour of paramagnetic systems, super paramagnetism, Behaviour of Fe and rare earth groups, Quenching of oribital magnetic moments, paramagnetic moment of metallic solids. Van Vleck paramagnetism, Heisenberg theory, Spin wave theory for ferromagnetic and antiferromagnetic systems, T3/2 law. Acoustic and optical magnons, Phase transformation in antiferromagnetic systems, Susceptibility behaviour of ordered systems, Anisotropy. Domain theory, Bloch wall, Coercivity and Hysterisis. Amorphous ferromagnets. Unit III Band Theory- Bloch theorem, Tight binding approximatin, LCAO method and its application, derivation of dispersion relation, concepts of effective mass and holes, Brillouin zones, reduced zone scheme, Shape of bands and their overlapping, Behaviour of ionic-covalent and metallic solids. Construction of Fermi-surfaces, Methods for the study of Fermisurfaces, Anomalous Skin Effect, Cyclotron resonance, Extremal orbits, Landau energy levels, Magnetic subbands, Landau diamagnetism, de Hass-van Alphen Effect, Shubnikov-de Hass effect, Quantum Hall Effect. Unit IV Electronic and optical properties- The upper filled band and the conduction band in ionic crystals, Excitons, Qualitative discussion of lattice defects and their influence on electronic levels, Colour centers, Luminescence, thallium activated alkali halides. General – Alloys: Substitutional solid solution, Order disorder transformation, Phase diagrams, Elementary theory of order, Transition metal alloys and KONDO effects. D:\840970327.doc 40 Module 23: Electronics III Unit I: Amplitude Modulation Amplitude Modulation, Spectrum of the modulated signal, Square law Modulator, Balanced Modulator, DSBSC, SSB and vestigial sideband modulation. Limitations of Amplitude Modulation. Unit II: Frequency Modulation Analysis and frequency Spectrum, Generation and Detection of FM. Comparison of AM and FM. Pre-emphasis and De-emphasis. Reactance Modulator. Capture Effect. Varactor Modulator. Amplitude Limiter. FM Receiver. Foster Seely Discriminator. Ratio Detector. Unit III: Television TV Camera tubes, Image Orthicon, Vidicon, Plumbicon. Interlaced Scanning. Transmitter/Receiver. Synchronization. Resolution. TV Signal. Vestigial Sideband Modulation. B/W TV Receiver Block Diagram. Sync. Separator. Vertical and Horizontal deflection circuits. Principles of Colour TV. Chroma Modulation. Colour Picture Tube. Unit IV: Digital Communication: Digital Line Waveforms: Symbols, Bits and Bauds. Functional Notation for Pulses, Line Codes and Waveforms. M-ary encoding. Pulse Modulation: Pulse Amplitude, Pulse Code, Pulse Frequency, Pulse Time, Pulse Position and Pulse Width Modulation. Differential PCM, Delta Modulation. Digital Communication System. Digital Carrier System. Frequency Shift Keying. Phase Shift Keying. Differential Phase Shift Keying. Digital Multiplexing. D:\840970327.doc 41 Module 24: Electronics IV Unit I: Combinational Logic Circuits Pin out Diagrams, Truth Tables, Working. Decoders: 1-of-4 IC 74AS139, 1-of-16 IC 74154 BCD to Decimal Decoder IC 7445, BCD to Seven Segment Decoder Driver: IC 7447A, 7448. Encoders: Decimal Priority Encoder IC 74147 Multiplexers: IC 74151, Implememtation of Boolean Function Demultiplexers: 1-of-16 Demultiplexer/ Decoder. Unit II: Memories Memory Devices: Read Only Memories, Masked Memory, ROM, Programmable ROM, EPROM. Random Access Memory: Static and Dynamic, Bipolar Ram Cell, Static RAM cell. Unit III: A/D and D/A Converters Weighted Resistor D/A Converter, Ladder Network D/A Converter. D/A Converter Specifications: Resolution, Accuracy, Linearity, Settling Time, Temperature Sensitivity. Flash A/D Converter, Ramp A/D Converter, Successive Approximation A/D Converter. Unit IV: Microprocessors and Displays: LED Displays: Common Anode Display FND 507, FND 567.Common Cathode Display FND 500, FND 560. Flat Panel Displays(LCD, Plasmas etc.) and their addressing techniques. Smart Windows. Intel Microprocessors: Historical Perspective. Organization of Microprocessor based system. 8085: Programming model. Registers, Accumulator, Flags, Program Counter, Stack Pointer. 8085 Instruction Set: Data Transfer Operation, Arithmetic Operations, Logic Operations, Branching Operations, One, Two and Three Byte Instructions, Opcode Format. D:\840970327.doc 42 Module 25: Lasers and Opto-Electronics - III Unit I Conventional versus holographic photography, Hologram of a point source, hologram of an extended object, Off-axis technique in the recording of holograms. Three dimensional holograms – Reflection holograms. Basic idea of holographic data storage, Holographic interferometry – double exposure, real time, time average holographic interferometry. Optical correlation. Fourier Transform holograms and their use in character recognition. Unit II Optical data processing (basic idea). Abbe’s theory. Spatial filters – low pass, high pass, band pass filters. Fraunhofer Diffraction and the Fourier Transform – mathematical concept. Young’s experiment. Michelson Stellar interferometer and its limitation. Hanbury Brown and Twiss interferometer. Classical and quantum coherence functions, first and second order coherence, coherent states. Discussion of Young’s experiment in quantum mechanical terms. Unit III Losses in the cavity – quality factor, line width of the Laser, Mode selection – Transverse and longitudinal, free spectral range and finesse of etalon, Q – Switching – Peak Power, Total Energy, Pulse duration, Techniques for Q- Switching- Mechanical, electro-optic and acousto-optic. Mode locking in lasers – Theory, Techniques for mode locking – Acousto-optic and electro-optic. Unit IV Laser Systems – Ruby Laser, He-Ne Laser, Nd:YAG, Nd: Glass, CO2 Laser, Excimer Laser, Free Electron Lasers – Introduction, Single particle dynamics, wiggler, electron Trajectory, FEL Gain, Spontaneous Emission, effect of input wave polarization on FEL gain, Properties of Lasers – Directionality, Coherence etc. D:\840970327.doc 43 Module 26: Lasers and Opto-Electronics - IV Unit I Quantization of Analog signal, A/D & D/A conversion, Bit Rate, Pulse Code Modulation, NRZ, RZ and Manchester Coding, Base Line Wander Effect, Advantages of Optical Communication, Eye pattern Technique Time Division Multiplexing, Wave length Division Multiplexing WDM Devices, Multiplexers & De-Multiplexers. Unit II Direct Detection and Coherent Heterodyne Detection concept of Optical frequency Division Multiplexing, NEP Heterodyne, Optical Amplifiers, Erbium Doped Fiber Amplifier, Semi Conductor Optical Amplifier, Fiber Bragg Grating, System Design, Power Budget, Band width Budget and Rise Time Budget Calculations. Unit III Electromagnetic analysis of guided modes in symmetric step index planar waveguide. Basic idea of asymmetric planar waveguides. Basic idea of slab guide geometries: strip, raised strip, embedded strip, ridge, strip coated guides. Beam and waveguide couplers: Transverse couplers, the prism-coupler, the Grating coupler, the thin-film tapered coupler, wave guide-to-fiber couplers. Unit IV Electro-optic Effects, Acousto-optic Effect, Raman-Nath, Acousto-optic modulator, Bragg modulator, Acousto-optic deflectors, Acousto-optic spectrum analyzer. Fabrication of Integrated optical Devices: Methods used to produce wave guiding layers, substrate preparation, cleaning of the substrate, Sputtering and Dipping, Ion migration. Idea of Remote Sensing. Fiber optic sensors: Phase and polarization fiber sensors, Intrinsic sensors, Extrinsic fiber sensors, Gyroscope, Sagnac Effect etc. D:\840970327.doc 44 Module 27: X-Rays - III Unit I Derived charge distribution and a comparison with Hartee-Fock and Thomas-Fermi models, Intensity of scattering from free electrons. Klein Nisima formula (no derivation), Comparison with experiments. Unit II Dispersion theory applied to x-rays, Anomalous dispersion, The forced, Damped oscillations of an electron and dielectric constant of the medium. Significance of complex dielectric constant. The index of refraction,experimental methods for measuring the refractive index. Unit III Crystal structure factor calculation for fcc, bcc, hcp lattice, Space lattice extinction, Relative merits of crystal structure determination. The phase problem and various methods of its solution, trial and error methods, optical method, Fourier and Patterson methods. Unit IV Small angle X-ray scattering (SAXS) from crystalline and non-crystalline materials; General theory; scattering by a single particle, group of particles. Experimental consideration for construction of SAXS apparatus, method of interpretation and comparison of experimental SAXS results and its application to the study of metals, alloys, polymers, finally dispersed solid, large molecules etc. D:\840970327.doc 45 Module 28: X-Rays - IV Unit I X-ray absorption, Absorption coefficients, Characteristic absorption limits and associated fine structure. Theory of absorption curve shape, Nature of the main absorption edge and the white line. Unit II Long Range Order and Short Range Order theories of X-ray absorption fine structure, Kronig theory, Hayasi modification of Kronig Theory Single and double potential model of Lytle. Chemical shifts in X-ray emission and absorption spectra. Unit III Soft X-ray spectroscopy, experimental methods and its use in the study of band structure of solids, Chemical analysis by X-ray emission, absorption and fluorescence spectroscopy. Unit IV X-ray photoelectron spectroscopy, ESCA, its principle and applications in the study of solid surfaces, Auger electron spectroscopy and Appearance potential spectroscopy. D:\840970327.doc 46 M.Sc. (PHYSICS ) – SEMESTERS III/ IV PRACTICALS Module 29: GENERAL EXPERIMENTS List of Experiments: 1. 2. 3. 4. 5. 6. 7. Hall Effect E.S.R. Four Probe Forbidden Energy Gap GM Counter β-Energy Klystron Module 30: ELECTRONICS EXPERIMENTS List of Experiments: 1. Study of Digital Circuits. 2. Study of Emitter Follower. 3. Study of Difference Amplifier. 4. Study of Schmitt Trigger. 5. Study of PAM, PWM, PPM. 6. Study of PCM Receiver and Transmitter. 7. Study of OPAMP Characteristics. 8. Study of OPAMP Applications. 9. Study of Analog to Digital Converters. 10. Study of Digital to Analog Converters. 11. Study of Multivibrators. 12. Study of 555 Timer. 13. Study of ALU IC 74181. 14. Study of Microprocessor IC 8085 D:\840970327.doc 47 Module 31: LASERS & OPTO-ELECTRONICS EXPERIMENTS List of Experiments: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Study of characteristics of LED and PIN Photo Detector Study of frequency response of optical receiver To study attenuation in optical fibers To find numerical aperture of optical fibers Study of noise in an optical receiver To study Abbe’s Theory of image formation and spatial filtering To study diffraction pattern using a software controlled set-up Self-imaging To study microbending losses in an optical fiber Study of pulse amplitude modulation and time division multiplexing Study of Digital data communication Module 32: X-ray Experiments List of Experiments: 1. 2. 3. 4. 5. To take the powder photograph of Cu & W and index it To take the Laue photograph of KCl and index it To determine the wavelength of Kα & Kβ lines of Mo by means of Muller spectrograph To take the 15 oscillation photograph of KDP crystal and hence index the Reflection spot To take absorption spectra using bent crystal cauchois type spectrography D:\840970327.doc 48 SYLLABUS M.Sc. Electronics, Semesters I, II, III & IV ((FFoorr tthhee sseessssiioonn 22000099-- 22001100 aanndd oonnw waarrddss)) This is a two years (4- Semester) course. There will be 16 Theory modules (Papers) each with maximum marks 50. In addition students will be required to take examination in four modules of laboratory experiments, each module with maximum marks 100. The laboratory experiments in semester IV will also include project work. The details are given below: SSeem meesstteerr –– II Module E-01 : CLASSICAL AND QUANTUM MECHANICS Module E-02 : PHYSICS OF ELECTRONIC MATERIALS Module E-03 : MATHEMATICAL & COMPUTATIONAL METHODS IN ELECTRONICS Module E-04 : ELECTROMAGNETICS, ANTENNA AND PROPAGATION Module E-05 : PRACTICAL SSeem meesstteerr –– IIII Module E-06 : CONTROL SYSTEM M MO OD DU ULLEE EE--0077 :: A Addvvaanncceedd D Diiggiittaall EElleeccttrroonniiccss Module E-08 : LINEAR WAVE SHAPING, AMPLIFIERS AND POWER SUPPLIES Module E-09 : PULSE AND WAVE SHAPING NETWORKS Module E-10 : PRACTICAL SSeem meesstteerr –– IIIIII Module E-11 : FIBER AND INTEGRATED OPTICS Module E-12 : COMMUNICATION ELECTRONICS Module E-13 : IC TECHNOLOGY AND VLSI DESIGNING Module E-14 : MICROPROCESSOR & INTERFACING Module E-15 : PRACTICAL SSeem meesstteerr –– IIVV Module E-16 : COMPUTER PROGRAMMING WITH C AND INTRODUCTION TO MATLAB Module E-17 : OPTO ELECTRONICS AND COMMUNICATION Module E-18 : COMPUTER NETWORKS Module E-19 : Elective: Any one to be chosen from the following Module E-19 A : THIN FILM TECHNOLOGY Module E-19 B : POWER ELECTRONICS Module E-19 C : BASICS OF VHDL AND PROGRAMMING Module E-19 D : RENEWABLE ENERGY SOURCES Module E-20 : PRACTICAL (Laboratory Experiments and Project) M.Sc. (Electronics), Semester – I ((FFoorr tthhee SSeessssiioonn 22000099--22001100 aanndd oonnw waarrddss)) D:\840970327.doc 49 Module E-01: Classical and Quantum Mechanics Unit – I The Lagrangian formulation and equations of motion, applications of Lagrangian formulationAtwood’s machine, bead sliding on a rotating wire. Hamilton’s principle, calculus of variation and its applications. Extension of Hamilton’s principle to non holonomic systemsexample of rolling on inclined plane. Unit – II Hamiltonian formulation and equations of motion, modified Hamilton’s principle, principle of least action. Cyclic coordinates and conservation theorems. Derivation of Hamilton’s equations from variational principle. Normal coordinates, normal modes of vibration, application to coupled oscillators. Unit – III Origin of quantum theory, Time dependent Schrodinger equation and wave packets, RayleighSchrodinger time-independent perturbation theory for non-degenerate and degenerate systems, first and second order perturbation theory. Applications of perturbation theory-Zeeman and Stark effect. Unit – IV Matrix formulation of quantum mechanics. Dirac notation, Schrodinger, Heisenberg and Interaction pictures, Harmonic oscillator, quantization of an LC circuit with a source, Radiation field interaction with matter. Module E-02: Physics of Electronic Materials Unit – I D:\840970327.doc 50 Lattice Dynamics: Lattice heat capacity, Einstein model, Debye model, Heat capacity of glasses & Amorphous solids. Thermal expansion, Thermal conductivity, Lattice thermal resistivity, Umklapp processes, Heat capacity of amorphous materials. Unit – II Dielectrics, Ferroelectrics & Magnetic Properties : Frequency dependence of dielectric function, polarization, Dielectric constant& polarisability, Dielectric losses, Ferroelectric crystals, Anti Ferro electricity, Ferro electric domains, Piezoelectricity, Ferro electricity, Dia Para & Ferro magnetism, Ferrites and their behaviour at high frequencies. Unit – III Semiconductors: Lattice properties of fourth group elements, Structure, Physical constants, influence of impurities & Lattice defects, Fermi level, electron- hole distribution in energy bands, temperature dependence of Fermi-level, Hall effect in semiconductors, Constant energy surfaces and effective mass in Si & Ge, Amorphous semiconductors. Unit – IV Super conductivity and Liquid crystals: Meissner effect, London equations, BCS theory, Josephson effect, High tc superconductors, Types of liquid crystals and their mesomorphous phases, Applications of liquid crystals, Elementary Theory of Order, Transition Metal Alloys. D:\840970327.doc 51 Module E-03: Mathematical & Computational Methods in Electronics Unit – I Differential equations and their solutions: Special functions and their properties. Bessel and Legendre polynomials. Laplace, Fourier and Z- transforms, their properties and applications in electronics. Unit – II Signal and system modelling concept: Examples of systems, signal models, energy and power spectral densities, Introduction to system modelling concepts, Impulse response of a fixed linear system. Convolution correlation, Auto correlation function. Unit – III Methods of numerical analysis: Finite difference with equal and unequal intervals, Interpolation formulae, Errors and accuracy tests in numerical analysis, the iterative algorithms for solving equations and finding roots, Discrete Fourier Transform, Fast Fourier Transform. Unit –IV Practical consideration: Convergence rate accuracy, Introduction to linear systems, triangular system, Factorization methods for solving AX : b : partial pivoting strategy- Solving Linear system using Gaussian elimination methods. D:\840970327.doc 52 Module E-04: Electromagnetics, Antenna and Propagation Unit – I Maxwell’s equations, Vector and Scalar potentials, Wave equations, Gauge Transformation, Poynting’s Theorem, Plane Waves in a Non- Conducting medium. Reflection and refraction of electromagnetic waves, propagation of waves in a conducting medium. Unit – II Fields and radiation of a localized source, electric dipole fields and radiation, magnetic dipole and electric quadrupole fields. Centre fed linear Antenna, the antenna as a boundary value problem. Scattering by induced dipoles. Unit – III Transmission lines, Reflection Coefficient and impedance, Smith chart- Measurement of impedance, Measurement of standing wave ratio, Coaxial lines, Twin wire transmission line, Micro strip line, Stubs and Baluns. Unit – IV Wave guides, modes in a rectangular wave guide. Energy flow and attenuation in wave guides, measurement technique, Impedance measurement, Phase and group velocities, dispersion. D:\840970327.doc 53 Module E-05: PRACTICAL List of Experiments: 01 Michelson Interferometer 02 Polarisation 03 Single Stage Amplifier 04 Zener Diode 05 Hall Effect 06 E.S.R. 07 Energy Band Gap (Four Probe) 08 Forbidden Energy Gap D:\840970327.doc 54 M.Sc. (Electronics), Semester – II Module E-06: Control System UNIT I The Control Systems, Basic components of control system, Open-loop and closed-loop systems, Transfer functions of linear systems, block diagrams. Signal flow graphs, their properties and gain formula, Transfer functions of discrete-data systems. UNIT II Stability of linear control systems: BIBO and Asymptotic stability, Routh-Hurwitz criterion, Stability of discrete-data systems, Time response of continuous-data systems, Steady-state error. Step, ramp and parabolic inputs UNIT III Transient response. Unit-step response for a proto-type second order system, damping ratio and damping factor, natural undamped frequency, Maximum overshoot, delay time and rise time, settling time. Effect of adding poles and zeroes to transfer functions, Root locus techniques, properties and constructions of the Root loci. UNIT IV Frequency response, Mr , r and bandwidth of the proto-type second order system, Nyquist stability criterion, Nyquist path, Application to systems with minimum phase transfer functions. Design of Control systems, specifications and principles, compensation schemes, PD, PI and PID Controllers. D:\840970327.doc 55 M MO OD DU UL LE EE E--0077:: A AD DV VA AN NC CE ED DD DIIG GIIT TA AL LE EL LE EC CT TR RO ON NIIC CSS Unit – I Boolean algebra, Truth tables Logic gates: OR, AND, Inverter gates, The Universal NOR and NAND gates, XOR and XNOR gates, De-Morgan’s Theorem, Reduction Technique Karnaugh map simplification. Parity check. The half adder, the Full adder, Parallel binary adder, half and full subtractors. Unit – II Mono-stable and bi-stable multi vibrators, Schmitt trigger Latches, R.S. Flip/Flop, The D.Flip/Flop, T.Flip/Flop, J.K. Flip/flop, Master/ slave flip/flop, Race Problem, Binary Ripple counter, modified counters using Negative feedback. Unit – III Shift Registers: Universal Shift Register, shift counter, Ring Counter, D/A converter and A/D converter. Simultaneous and Counter method of A/D converter, Successive Approximation method, Seven segment LED display, BCD to seven segment decoder. Unit – IV Transistor as a Switch, TTL integrated circuits, CMOS integrated circuit. Logic families and their characteristics, comparing Logic families, Interfacing. Introduction to VHDL and Programming techniques. D:\840970327.doc 56 Module E-08: Linear Wave Shaping, Amplifiers and Power Supplies Unit I Laplace transforms and their applications to circuit analysis. Linear circuit elements. R.C. Networks, High pass and Low pass R.C. circuits, Response to various waveforms, Integrating and differentiating circuits. Unit II D.C. Amplifiers, Differential amplifiers, long tail pairs, high frequency amplifiers, broadband amplifiers, methods of achieving broadbanding. Emitter follower at high frequencies, Bode plots, Power amplifiers, Complementary emitter follower and its applications, Cascode amplifiers. Unit III Electronically regulated power supplies, high and low voltage supplies. Inverters for high voltage applications of SCR in regulating power supplies, IC 723,Switch mode power supply. Unit IV Operational amplifiers and their applications, Active filters, IC 741, thermal noise, transistor noise, Noise calculations and measurements. Signal to noise ratio, Noise figure and its calculation. D:\840970327.doc 57 Module E-09: Pulse and Wave Shaping Networks Unit – I Network Theory : Terminology and Notation, Equivalence of T & Configurations, Network Theorems- Superposition Theorem , Thevenin’s Theorem, Norton’s Theorem, Maximum Power Transfer theorem, Network analysis using matrices, Loop-currents and Node- Potentials, Transient and Steady- State response of some electric circuits. Unit – II RC,RL AND,RLC Networks : Transient and steady-state response of a High-Pass RC Circuit connected to a square-wave generator of finite impedance. Response of a high pass RC circuit to a Trapezoidal waveform, Quantitative study of “Tilt” introduced in a square wave when propagated through an RC Network, Distortion in Square-wave pulse transmitted through an amplifier. Unit – III Distributed networks and Transformers: Quantitative study of Shunt-Capacitor filter and Series- Inductor Filter, Transformer model and its equivalent circuit, Quantitative study of Pulse-response of a transformer. Unit – IV Clipping, Comparator and Clamping Circuits: Clipping Circuits, Diode clipper, Break region, Transfer Characteristics, Limiting by Bottoming, Clipping at two independent levels. Comparator circuits, Diode Differentiator Comparator, Operation of a Diode Clamping Circuit, Response of a Clamping circuit to a Transient wave form (quantitative), Quantitative analysis of Steady-State output wave form of a Clamping Circuit for a Square-Wave input. D:\840970327.doc 58 Module E-10: Practical LIST OF EXPERIMENTS: 1. Universal Shift Register. 2. Clipper and Clamper 3. A/D, D/A Converter 4. Binary Arithmetic 5. Programmable Array/Logic Array 6. Multiplexer IC Encoding and Decoding 7. Solving Boolean Equations 8. To solve a five variable Boolean expression using single IC 74150 9. 2’s Compliment 10. PID Controller D:\840970327.doc 59 M.Sc. (Electronics), Semester – III Module E-11: Fiber and Integrated Optics Unit – I Modal analysis of guided modes in symmetric step-index planar wave-guides, Optical fiber- numerical aperture, V-parameter, refractive index profile, classification, Modal analysis for a step-index fiber. Approximate technique of study of propagation characteristics of graded index fibers. Unit – II Pulse dispersion in optical fiber, attenuation, losses. Polarization maintaining fibers Concept of dispersion shifted and dispersion flattened fiber. Misalignment fiber losses. Splices and connectors. Fiber materials. Fabrication of optical fibers. Unit – III Laser Principle –Einstein’s coefficients, rate equations of three and four level lasers, Ruby laser, He-Ne laser. Free Electron Laser (qualitative). Properties of laser. Fiberoptic sensors, intensity modulated sensors, interferometric sensors. Sagnac effect, fiber gyroscope. Application of polarization maintaining fibers. Basic idea of Optical soliton in optical fibres.. Unit – IV Modes in an asymmetric planar waveguide. Fabrication of integrated optical deviceschannel, rib and strip waveguides Electro-optic modulators and switches – directional coupler, Phase modulator-Mach-Zehnder interferometer modulator and switch. Acoustooptic effect. Acousto-optic modulators-Raman Nath modulators, Bragg type modulators. Prism, grating and tapered coupler. Fiber- Bragg Grating. . D:\840970327.doc 60 Module E-12: Communication Electronics Unit I: Antennas and Arrays Antennas: Introduction, Short electric doublet, Power radiated, Radiation resistance and Radiation pattern, Half wave antenna and Quarter wave antenna, current distribution on resonant and non resonant antennas, effect of ground, Antenna arrays: Broadside and End-fire arrays, Directors and Reflectors, Yagi Uda antenna, antenna feeding and impedance matching. Unit II: Frequency Modulation Analysis and frequency spectrum, Noise suppression, Capture effect, pre-emphasis and de-emphasis, Reactance modulator, Varactor modulator, FM generation using Voltage controlled Oscillator, Foster Seely Discriminator and Ratio detector, VCO and PLL FM demodulator, Automatic frequency control. Unit III: Television TV camera tubes, Image Orthicon, Vidicon and Plumbicon, Interlaced scanning, Transmitter/ Receiver , Synchronization, Resolution, TV signal, Vestigial Sideband modulation, Block diagram of B/W TV receiver, Varactor tuning, Synn. Separator and vertical/ horizontal circuits, Principles of Colour Television, Colour subcarrier and Chroma Modulation, Colour Picture tube. Unit IV: Digital Communication Sampling and Pulse Code Modulation, Signal Reconstruction, Aliasing, Advantages of Digital Communication, Quantizing, Compandor, Encoder, Transmission Bandwidth and Output SNR, T1 Carrier System, Synchronizing and Signalling, Differential Pulse Code Modulation, Delta Modulation, Adaptive Delta Modulation, Output SNR, Comparison with PCM. Principles of Digital data transmission, Line Coding, Bipolar Signalling, Nyquist Criterion for zero ISI, Pulse generation, Scrambling, Regenerative Repeater, Eye Diagram, Detection Error Probability, M-ary Communication, Digital Carrier Systems, M-ary QAM, Digital Multiplexing, Digital Hierarchy. D:\840970327.doc 61 Module E-13: IC TECHNOLOGY AND VLSI DESIGNING Unit I Crystal Lattice, Lattice Defects, Manufacture of Metallurgical Grade Silicon, Manufacture of Electronic Grade Silicon, Czochralski and Float Zone Refining Techniques , Wafer Preparation (Silicon Shaping Operations). Vapour Phase Epitaxy. Unit II Thermal Oxidation, Other techniques of Oxidation, Theory of Diffusion, Methods of Diffusion, Ion Implantation, Masking, Steps in the masking of a top contact PNP transistor, Photolithography, Step and Repeat Process, Pinhole and Multilens Camera technique. Unit III Etching: Traditional and Modern techniques. Bonding: Die Bonding, Wedge Bonding, Ball Bonding, Stitch Bonding, Ultrasonic Bonding. Assembling: Circuit Probing, Scribing, Packages: DIPs, PGA, SO, CC, Flatpack. Silicon monolithic Assembly, Multichip Assembly, Thin Film Assembly, Encapsulation, Testing. Unit IV Process Control Methods: Yield and Reliability, Causes of IC Failure, VLSI process Integration: NMOS IC Technology, CMOS IC Technology, Bipolar IC Technology. D:\840970327.doc 62 Module E-14: MICROPROCESSOR & INTERFACING Unit I Introduction to Microprocessor, Microprocessor 8085: PIN Out and Signals, Internal architecture, Flags, Program counter. Introduction to 8085 Instruction Set: Data Transfer, Arithmetic & Logical Instruction, Branch and machine Code, OP-Code Format, Addressing Mode Timing Diagram. Machine Cycle. Unit II Subroutine and Sub programming, CALL and RETURN, STACK, PUSH & POP, 8085 Interrupts, RST Code; SID, SOD, RIM and SIM; Delay Program Calculation, Memory Organization. Introduction to 8086, BUS Interface and Execution unit, Register and Memory Organization. Unit III Addressing and Interfacing, Basic Interfacing Concept, Introduction to I/O and Memory Mapped Techniques, Handshaking, Interfacing I/O devices, Display, Keyboard, Generating Control Signals, De Multiplexing of address Bus, Programming Technique, Interfacing 8155, Programmable I/O Ports and Timer IC, Programmable Peripheral Interface 8255 with 8085. Unit IV Programmable Interval Timer 8254 (8253) and Interfacing to 8085, Basic Concepts of Serial I/O, Synchronous and Asynchronous Transmission, ASCII Characters, BIT and BAUD rate, Data Communication, MODEM, Rs-232, 825/A USART, Line Driver and Line Receiver, Introduction to DMA Controller 8257, Interrupt Controller 8259. Module E-15: Practical D:\840970327.doc 63 List of Experiments: Electronics Experiments 1. Study of Schmitt Trigger 2. Study of Multivibrators 3. Study of ALU IC-74181 4. Study of Microprocessor 8085 & 8086 Lasers & Opto Electronics Experiments 1. Characteristics of LED and PIN Photodetector 2. Frequency Response of an Optical Receiver 3. Attenuation in an Optical Fiber 4. Abbe’s Theory of Image formation M.Sc. (Electronics), Semester – IV D:\840970327.doc 64 Module E-16: COMPUTER PROGRAMMING WITH C AND INTRODUCTION TO MATLAB Unit I Introduction to C. Data types, Constants, Variables and arrays, Strings, Declarations, Expressions, Statements, Symbolic constants. Operators: Arithmetic, binary, relation for common operations. Operator precedence and associativity. Bitwise operations. Special operators. Data input and output. Single character input and output. Formatted input and output, String input and output. Control statements: the while and do-while statements; the for statement; nested loops, if-else statement; the switch statement; the break statement; the continue statement; the comma operator; the go to statement. Unit II Functions; defining a function; accessing a function; passing arguments to a function; specifying argument data types. String-handling function. Recursion. Storage classes; automatic, external, static and register variables. Arrays; defining and processing, passing arrays to a function, multi-dimensional arrays, initialization. Unit III Pointers: declaration; passing pointers to a function; pointers and one dimensional arrays; operations on pointers; pointers and multidimensional arrays; arrays of pointers; passing function to other functions. Structures and unions defining and processing a structure; structures and pointers; passing structure to a function; self referential unions. Unit IV User-defined data types. Enumerations. Bit fields. Dynamic memory allocation. Data files; defining, opening and closing a file; input/output operations on files; error handling; random access to files. Multifile programs command line parameters, Macros. C. preprocesser, Introduction to MATLAB. D:\840970327.doc 65 Module E-17: OPTO ELECTRONICS AND COMMUNICATION Unit I The basic communication system, Advantages of fiber optic communication, Elements of optical fiber communication link. Optical sources, Light emitting diode structure, material, operating characteristics, modulation capability, rise time, Laser diode structure and operating characteristics, modal properties, radiation pattern, modulation of Laser diode, threshold condition and temperature effects. Unit II Light detectors, Principle of photo detection, Performance parameters of photo diode, Quantum efficiency, responsivity, detector response time, PIN photodiode, Avalanche photo diode, Temperature effect, Frequency response of photodiode, Effect of drift time, junction capacitance, Various types of noises, signal to noise ratio and Noise equivalent to power (NEP) of photodiode. Unit III Digital modulation formats, Quantization, Bit rate, Pulse Code Modulation, Line Coding, RZ, NRZ and Manchester coding, Eye pattern, time division multiplexing, Direct detection and coherent heterodyne detection, Advantages, NEP Heterodyne, Optical frequency division multiplexing. Unit IV Wave length Division multiplexing, DWDM, Optical multiplexer and demultiplexer design, ADD/DROP Multiplexer, EDFA, Fiber Bragg Grating system design, Component choice, Power, Rise time and Bandwidth budget, receiver sensitivity, dbm scale; Dispersion and attenuation, consideration in link length calculations. D:\840970327.doc 66 Module E-18: Computer Networks Unit I Introduction: Uses of Computer networks. Network hardware. Network software. The OSI reference model. The TCP/IP reference model. The B-ISDN and ATM reference model. The Physical layer. Bandwidth – limited signals. The maximum data rate of a channel. Transmission media. The telephone lines and modem. Circuit switching and packet switching. Narrowband ISDN. Unit II The data link layer. Services provided to the network layer. Framing. Flow control. Error control, Error detection and correction. Elementary data link protocols; the unrestricted simplex protocol, the simplex stop and wait protocol, a simplex protocol for a noisy channel. Sliding window protocol, the one bit sliding window protocol, the protocol using go back n, the protocol using selective repeat. The data link layer in the Internet; Point – to – point protocol. Introduction to the data link layer in ATM. Unit III ALOHA, pure and slotted ALOHA. Carrier Sense Multiple Access protocols, persistent and non-persistent CSMA, CSMA with Collision Detection. Collision free protocols, Bitmap protocol, binary countdown, limited–contention protocols, IEEE standard 802 for LANs and MANs Ethernet. Token bus and Token ring. Fast ethernet. Unit IV Datagram and virtual circuit subnets. Introduction to routing algorithms and the optimality principle. The IP protocol; IP addresses; subnets IP v6. Introduction to the network layer in ATM networks. Elements of transport protocols, Network security. Traditional cryptography, substitution ciphers and Transposition ciphers. Secret – key algorithms; data Encryption, Public Key Encryption and Digital signature. D:\840970327.doc 67 Module E-19A: Thin Film Technology Unit I Kinetic theory of gases, evaporation theory, physical vapour deposition methods, vacuum conditions during evaporation, Design and characteristics of vacuum systems, Evaporation sources and Techniques, substrate Deposition. Unit II Sputtering yield, dc sputtering R – F sputtering, Magnetron sputtering, Ion – beam sputtering, thin film Monitoring Techniques, Quartz crystal monitors, optical methods of monitoring, Electrical methods of monitoring, Ionization monitors. Unit III Thin film characterization Techniques, X-ray diffraction, low and high energy electron diffraction, Auger electron spectroscopy, ESCA, Electron Microscopy, AFM. Unit IV Properties of thin Film Passive circuit elements, Properties of thin film active elements; Thin film diods, transistors, Hot electron amplifier, Thin film micro-circuitry: Basic processing steps, preparation of drawings, photographic Techniques, Mask fabrication, 'In contact' Masks, 'Out of contact' Masks, of substrate materials. Thin film Image sensors, Lithography. D:\840970327.doc 68 Module E-19B: Power Electronics Unit I Types of power electronic circuits, power semiconductor devices, thyristor characteristics, Two Transistor model, Turn on and Turn off, Series and parallel operation, Thyristor communication spice thyristor model, UJT, Programmable UJT. P Spia Simulation. Unit II Controlled rectifiers, Single phase semi, full and dual converters, single phase series converter, power factor improvement, Extinction Angle control, Symmetrical angle control, Pulse width modulation control, Sinusoidal pulse width modulation, Ac voltage controllers, on off and phase control, Single phase bi-directional controllers. Unit III DC choppers, step up and step and down operation, classification of choppers, switching mode regulators, single phase Invertors, Voltage control of single phase invertors, Current source invertors, Resonant pulse converters. Unit IV Cycloconvertors, single and three phase cycloconvertors; Reduction of output harmonics, Power supplies, Switched mode AC power supplies, Arrangement of UPS system, Protection of Devices and Circuits, Snubber circuits, supply and load side transients, voltage protection by selenium diodes and metal oxide, Varistors, fusing AC and DC switches. D:\840970327.doc 69 Module E-19C: BASICS OF VHDL AND PROGRAMMING Unit I Writing Entities for Digital circuits, Scalar Data Types and Operations, Object Types: constants, variables, signal and files; Data Types: scalar, integer, floating, physical, enumeration, type declarations, sub types, expressions and operators for these data types; Sequential statements: If, case, Null, Loop, Exit, Next statements, While loops, For loops, Assertion and Report statements; Composite Arrays: Arrays, Array aggregates, unconstrained array types, strings, Bit vector, Standard logic Array, Array operation and record. Unit II Behavioral Modeling: Process statements, variable and signal assignments, inertial and transport delay models, signal drivers, multiple and postponed processes; Dataflow Modeling: Concurrent signal assignment, multiple drivers, block statement; Structural Modeling: Component declaration, component instantiation, resolving signal values; Configuration: Basic configuration, configuration for structure modeling, mapping library entities; Generics: Generic AND,NAND,OR,NOR,XOR and XNOR gates, functions and subprograms. Unit III Writing a test bench, converting real and integers to time, dumping and reading from text file, VHDL modeling of basic gates, half and full adder of AOI, IOA, OAI, multiplexes, decoders (dataflow, behavioral, and structural modeling), three state driver, parity checker, D, T, JK, and SR flip flops, flip flops with preset and clear, modeling for multiplexers, priority encoder, ALU etc., modeling regular structures, delays, conditional operations, synchronous logic, state machine modeling, Moore and Mealy machines, generic priority encoder, clock divider, shift registers, pulse counter etc.. Unit IV PLD devices, PROM, PAL, EPLD, GAL, FPGA, FLGA, DRAM etc. and their applications, FPGA programming, design exercise, ASIC design using CAD tools. D:\840970327.doc 70 Module 19 D – Renewable Energy Sources Unit I Classification of energy sources, quality and concentration of energy sources; Overview of world energy scenario; Fossil fuel reserves – estimates, duration, overview of India’s energy scenario, energy and development linkage. Earth and Sun Relation: solar radiation, its measurement and prediction; solar angles, day length, angle of incidence on tilled surface; Sunpath diagrams; Analysis of Indian solar radiation data and applications. Unit II Flat plate solar collectors and concentrating solar collectors; solar cookers; solar water heaters; solar stills; solar dryers; solar ponds; solar thermal refrigeration systems and other solar thermal energy systems. Principle of photovoltaic conversion of solar energy; p-n junction: Monocrystalline, Ploycrystalline and morphous silicon solar cells and modules; solar cell array system analysis and performance prediction; SPV systems like lantern; street lights; water pumping systems; etc. Stand-alone and grid-connected SPV systems. Unit III Atmospheric circulations; classification; factors influencing wind; wind shear; turbulence; wind speed monitoring; Betz limit; Wind energy conversion principles; General introduction; Types and classification of WECS; Power, torque and speed characteristics. Hydropower, Overview of micro, mini and small hydro systems; Hydrology; Elements of pumps and turbine; Selection and design criteria of pumps and turbines; Potential of small hydro power in North East India. Unit IV Formation of biomass, photosynthesis; Biomass resources: Classification and characteristics; Techniques for biomass assessment; Biomass estimation. Different methods of biomass conversion like thermo-chemical,chemical, biological and waste. Biogas plants and Biomass gasifiers and other power generation systems. Geothermal; ocean temperature gradient, tides and waves. Hydrogen energy. Fuel cells. Thermal, electrical, mechanical and chemical energy storage systems. LABORATORY EXPERIMENTS: Thermal efficiency of a flat-plate solar collector; Figures of merit of a box-type solar cooker; Thermal efficiency of concentrating solar cooker; Thermal performance of a solar still; Electrical characteristics of mono-crystalline and polycrystalline solar cells/modules and horizontal shadow angle and vertical shadow angle at a given site. Module 20: PRACTICAL Electronics D:\840970327.doc 1. Study of Emitter Follower 71 Computer Programming with C Thin Film Laser & Optoelectronics D:\840970327.doc 2. Study of Timer 555 3. Study of Difference Amplifier 4. Study of OPAMP Characteristics 5. Study of OPAMP Applications Write program to calculate factorial of n random numbers Write a program to read value of x and n and output total on screen. Value of the variable total is computed as the sum of the following series. Write a program to input a number and print its binary equivalent Write a program to find transpose of a 3X3 matrix Write a program to accept names and total marks of 20 students Display names of students securing highest and lowest marks Write a program to find the roots of quadratic equations Preparation of stencil using Mylar & Chromaline films To print a thick film resistor and to study its characteristics To deposit a thin film using wet chemical route and to study its transmission Preparation of printed circuit board of a given circuit, assemble the circuit Cooling curve and phase diagram of the Pb-Sn alloy Study of Thermolumniscence of F-centres in alkali halide crystal Study of Kerr effect using He-Ne laser Verification of Lambert Beer law and determination of molar absorption co-efficient of the given specimen Study of photocurrent from a photoresistor as a function of voltage at a constant irradiance. To determine the numerical aperture of a given optical fiber Study of noise in an optical receiver Study of Pulse code modulation & Demodulation Study of Pulse amplitude modulation and time Division Multiplexing Manchester coder, Decoder Study of Digital data communication 72