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Syllabys for BSc(Major):
Syllabys for BSc(Major):

... equipartition of energy, mean free path, transport phenomena (viscosity, conduction and diffusion), Avogadro number-experimental determination by the kinetic theory method, Brownian motion (theory of translational Brownian movement). Compressibility and expansion coefficient of gases, difference bet ...
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... The couple system is important one to determine different types of numbers that we can call “Relative Numbers”. We discussed about this formation, though more process of couple system is require discussing. The application need of it’s to atomic field is interesting. In what way the number of electr ...
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data encryption device using radioactive decay and - UW
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The Standard Model and its Simple Extensions

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Topological Quantum Computing - Quantum Optics Group at ETH

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Quantum mechanical modeling of the CNOT (XOR) gate

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B.Sc. (H) PHYSICS THREE-YEAR FULL-TIME PROGRAMME (Six-Semester Course)
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... Let’s take a tossed coin and two-value observable, name it “CoinSide”, representing the headtail result of falling coin on a perfectly non-bouncing horizontal plane. Is “CoinSide” a measurable property of the object, tossed coin? If yes, does this measurable property exist at all times not depending ...
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The Stern-Gerlach Experiment
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... to precess with a frequency of the order of 100 MHz around their sum F~ = J~ + I~ which is the total angular momentum of the atom. According to the rules for combining angular momenta the quantum number of the sum, is f = i ± j = 1 or 2. With each combination there is associated a magnetic moment wh ...
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Two-particle Proton Correlationsat BES Energies

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A Golden-Thompson inequality in supersymmetric quantum

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... mentioned). Although these applications may be interesting, they are outside the scope of this paper. Keeping within physics, it should be recalled that in 1994 Englert et al. argued that complementarity is not simply a consequence of the uncertainty relations, as advocated by those who believe tha ...
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Quantum-Fluctuation-Driven Crossover from a Dilute Bose

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Fermionic phase-space method for exact quantum dynamics

... This is needed when the number of molecules are small compared to the available atomic modes. For a uniform field: ...
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Renormalization group



In theoretical physics, the renormalization group (RG) refers to a mathematical apparatus that allows systematic investigation of the changes of a physical system as viewed at different distance scales. In particle physics, it reflects the changes in the underlying force laws (codified in a quantum field theory) as the energy scale at which physical processes occur varies, energy/momentum and resolution distance scales being effectively conjugate under the uncertainty principle (cf. Compton wavelength).A change in scale is called a ""scale transformation"". The renormalization group is intimately related to ""scale invariance"" and ""conformal invariance"", symmetries in which a system appears the same at all scales (so-called self-similarity). (However, note that scale transformations are included in conformal transformations, in general: the latter including additional symmetry generators associated with special conformal transformations.)As the scale varies, it is as if one is changing the magnifying power of a notional microscope viewing the system. In so-called renormalizable theories, the system at one scale will generally be seen to consist of self-similar copies of itself when viewed at a smaller scale, with different parameters describing the components of the system. The components, or fundamental variables, may relate to atoms, elementary particles, atomic spins, etc. The parameters of the theory typically describe the interactions of the components. These may be variable ""couplings"" which measure the strength of various forces, or mass parameters themselves. The components themselves may appear to be composed of more of the self-same components as one goes to shorter distances.For example, in quantum electrodynamics (QED), an electron appears to be composed of electrons, positrons (anti-electrons) and photons, as one views it at higher resolution, at very short distances. The electron at such short distances has a slightly different electric charge than does the ""dressed electron"" seen at large distances, and this change, or ""running,"" in the value of the electric charge is determined by the renormalization group equation.
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