PHYS_483_ProjectFINA..
... the lattice. There are three main sources of non-radiative relaxation of excitons, phonon interaction, surface reflection, and non-uniform confinement potentials. Phonon relaxation occurs with quantum dots through some of the same mechanisms as they do for the bulk, but at decreased rate. This decre ...
... the lattice. There are three main sources of non-radiative relaxation of excitons, phonon interaction, surface reflection, and non-uniform confinement potentials. Phonon relaxation occurs with quantum dots through some of the same mechanisms as they do for the bulk, but at decreased rate. This decre ...
Quantum Numbers
... Each Quark is assigned a new quantum number Colour – can have 3 values Red, Green & Blue and the particle wave function has an extra factor |Ψcolor> Which is anti-symmetric All particles – baryons & mesons are colourless – so each of the 3 quarks in a baryon has a different colour (r, g, b) ! In a m ...
... Each Quark is assigned a new quantum number Colour – can have 3 values Red, Green & Blue and the particle wave function has an extra factor |Ψcolor> Which is anti-symmetric All particles – baryons & mesons are colourless – so each of the 3 quarks in a baryon has a different colour (r, g, b) ! In a m ...
Chapter 2 Second Quantisation - Theory of Condensed Matter
... where n is the total number of particles in state (for fermions, Pauli exclusion enforces the constraint n = 0, 1, i.e. n ! = 1) – see Fig. 2.1. The summation runs over all N ! permutations of the set of quantum numbers { 1 , . . . N }, and P denotes the parity, defined as the number of transpositio ...
... where n is the total number of particles in state (for fermions, Pauli exclusion enforces the constraint n = 0, 1, i.e. n ! = 1) – see Fig. 2.1. The summation runs over all N ! permutations of the set of quantum numbers { 1 , . . . N }, and P denotes the parity, defined as the number of transpositio ...
Quantum field theory and gravitation
... Since about a century, the relation between quantum physics and gravitation is not fully understood. Quantum physics: very successful in nonrelativistic physics where precise mathematical results can be compared with experiments, somewhat less successful in elementary particle physics where theory d ...
... Since about a century, the relation between quantum physics and gravitation is not fully understood. Quantum physics: very successful in nonrelativistic physics where precise mathematical results can be compared with experiments, somewhat less successful in elementary particle physics where theory d ...
Permanent Uncertainty: On the Quantum evaluation of the determinant and permanent of a matrix
... important for the theory of computational complexity when it was shown that factorization can be performed in a polynomial time by a Quantum Turing machine [7, 6]. An intriguing computational question is naturally raised when considering quantum statistical mechanics of identical particles. By Pauli ...
... important for the theory of computational complexity when it was shown that factorization can be performed in a polynomial time by a Quantum Turing machine [7, 6]. An intriguing computational question is naturally raised when considering quantum statistical mechanics of identical particles. By Pauli ...
Quantum Sphere
... assumption that the colors of two rays in any orthogonal tripod are identical. This e ectively generates consistent valuations or \elements of physical reality" associated with the dense subset of physical properties corresponding to the rational unit sphere [1]. For an extension of these arguments ...
... assumption that the colors of two rays in any orthogonal tripod are identical. This e ectively generates consistent valuations or \elements of physical reality" associated with the dense subset of physical properties corresponding to the rational unit sphere [1]. For an extension of these arguments ...
Quantum Gravity: the view from particle physics
... space and time must be abandoned at distances of the order of the Planck scale. Likewise, there are indications of a breakdown of conventional QFT in this regime. Accordingly, and in line with the title of this lecture, I would therefore like to concentrate on the lessons from particle physics point ...
... space and time must be abandoned at distances of the order of the Planck scale. Likewise, there are indications of a breakdown of conventional QFT in this regime. Accordingly, and in line with the title of this lecture, I would therefore like to concentrate on the lessons from particle physics point ...
Quantum Computation - University of Denver
... a system to find out what is happening inside it. In this case the measurement apparatus interacts with the system, so the system is no longer isolated. We shall only consider measurements that have a finite number of possible outcomes, which we usually label by m = 1, 2, . . . , n. One of the basic ...
... a system to find out what is happening inside it. In this case the measurement apparatus interacts with the system, so the system is no longer isolated. We shall only consider measurements that have a finite number of possible outcomes, which we usually label by m = 1, 2, . . . , n. One of the basic ...
Factoring 51 and 85 with 8 qubits
... presented here should be considered as such. In our opinion a genuine implementation should use no knowledge of the value of the order r—including whether or not it is a power of two—because the objective of the quantum stage of the algorithm is to calculate r. Therefore we do not regard the factori ...
... presented here should be considered as such. In our opinion a genuine implementation should use no knowledge of the value of the order r—including whether or not it is a power of two—because the objective of the quantum stage of the algorithm is to calculate r. Therefore we do not regard the factori ...
From Quantum theory to Quantum theology: Abstract J
... Max Planck's quantum hypothesis4 was the first indication that the inexorable determinism of classic3I physics had to be abandoned. Again, the implications of this hypothesis were not realised until 1926 when Werner Heisenberg formulated his famous uncertainty principleS. Particles no longer had sep ...
... Max Planck's quantum hypothesis4 was the first indication that the inexorable determinism of classic3I physics had to be abandoned. Again, the implications of this hypothesis were not realised until 1926 when Werner Heisenberg formulated his famous uncertainty principleS. Particles no longer had sep ...
The strange (hi)story of particles and waves*
... is, by the product of the number density of gas particles and their mean kinetic energy, this picture could nonetheless be understood as representing a “chaotic continuum” by means of an appropriately defined simultaneous limit of infinite particle number density and vanishing particle mass. This r ...
... is, by the product of the number density of gas particles and their mean kinetic energy, this picture could nonetheless be understood as representing a “chaotic continuum” by means of an appropriately defined simultaneous limit of infinite particle number density and vanishing particle mass. This r ...
National Institute for Theoretical Physics
... 8. I. Snyman and Y.V. Nazarov (2007) Polarization of a charge qubit strongly coupled to a voltage-driven quantum point contact. Phys. Rev. Lett. 99, 096802. 9. J. Tworzydło, I. Snyman, A.R. Akhmerov and C.J.W. Beenakker (2007) Valley-isospin dependence of the quantum Hall effect in a graphene p-n ju ...
... 8. I. Snyman and Y.V. Nazarov (2007) Polarization of a charge qubit strongly coupled to a voltage-driven quantum point contact. Phys. Rev. Lett. 99, 096802. 9. J. Tworzydło, I. Snyman, A.R. Akhmerov and C.J.W. Beenakker (2007) Valley-isospin dependence of the quantum Hall effect in a graphene p-n ju ...
Physics of Single-Electron Transistors and Doped Mott Insulators M. Kastner
... from quantum fluctuations, and also a pseudodipolar interaction. Some of these small interactions also come into play in other lamellar cuprates, connected with the high-Tc superconductivity materials, and in many spin-chain and spin-ladder compounds. The classical ground state of this system is deg ...
... from quantum fluctuations, and also a pseudodipolar interaction. Some of these small interactions also come into play in other lamellar cuprates, connected with the high-Tc superconductivity materials, and in many spin-chain and spin-ladder compounds. The classical ground state of this system is deg ...
A Modular Method for the Efficient Calculation of Ballistic Transport
... matrices which have to be inverted in the strip-by-strip recursion process. The remedy which we have proposed [8, 9] to overcome such difficulties goes back to Sols et al. [11] and consists of an extension of the RGM. Starting point is the observation that the efficiency of the “conventional” discretiza ...
... matrices which have to be inverted in the strip-by-strip recursion process. The remedy which we have proposed [8, 9] to overcome such difficulties goes back to Sols et al. [11] and consists of an extension of the RGM. Starting point is the observation that the efficiency of the “conventional” discretiza ...
Adiabatic Geometric Phases and Response Functions
... the freedoms are smaller in number. Thus, when we pick up a single-particle state, it ought to be one that can be written as a random superposition of plane waves in the sense of [27]. This is possible for a system with chaotic classical dynamics. It is these states which can be combined into a Slat ...
... the freedoms are smaller in number. Thus, when we pick up a single-particle state, it ought to be one that can be written as a random superposition of plane waves in the sense of [27]. This is possible for a system with chaotic classical dynamics. It is these states which can be combined into a Slat ...