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Quotient–Comprehension Chains
Quotient–Comprehension Chains

Spin-dependent Transport of Interacting Electrons in Mesoscopic
Spin-dependent Transport of Interacting Electrons in Mesoscopic

... and AlGaAs [4]. With present techniques atomically sharp interfaces between the different materials can be achieved. Because of the different band gaps of the distinct materials a band bending occurs close to the interface forming a sharp quantum well in the y-direction perpendicular to the plane of ...
Aalborg Universitet The effect of time-dependent coupling on non-equilibrium steady states
Aalborg Universitet The effect of time-dependent coupling on non-equilibrium steady states

Rate of energy absorption for a driven chaotic cavity
Rate of energy absorption for a driven chaotic cavity

Quantum Mechanics
Quantum Mechanics

Two Provers in Isolation
Two Provers in Isolation

... Commitments”, at QIP ’06, The 9th Workshop on Quantum Information Processing, January 16-20, 2006, Paris. Supported in part by CIFAR, NSERC, MITACS, QuantumWorks and FQRNT’s INTRIQ ...
vortices - University of Toronto Physics
vortices - University of Toronto Physics

... In this simple picture the core is like a string, in which the superfluid density goes to zero at the origin - the core has a finite diameter, because the singularity in the phase cannot persist in bulk superfluid. In He-4 this diameter is very small (only about 1 Angstrom!), but in other superfluid ...
The Threshold for Fault-Tolerant Quantum Computation
The Threshold for Fault-Tolerant Quantum Computation

Luminescence and scintillation properties of CsI -
Luminescence and scintillation properties of CsI -

Atomic Bose-Hubbard Systems with Single-Particle
Atomic Bose-Hubbard Systems with Single-Particle

bYTEBoss introduction
bYTEBoss introduction

... • No definitive answer to this question yet! • In 1967 A. Sacharov formulated a set of general conditions that any such mechanism has to meet 1) You need a process that violates the baryon number B: (Baryon number of matter=1, of anti-matter = -1) 2) Both C and CP symmetries should be violated ...
Implementation of the SCC-DFTB Method for
Implementation of the SCC-DFTB Method for

Module P10.2 A wave model for matter
Module P10.2 A wave model for matter

Paper - Quantum Electrodynamics in Graphene
Paper - Quantum Electrodynamics in Graphene

Czech Technical University in Prague Faculty of Electrical
Czech Technical University in Prague Faculty of Electrical

Steady State Entanglement in Quantum Dot Networks
Steady State Entanglement in Quantum Dot Networks

Terahertz driven intraband dynamics of excitons in nanorods Fredrik Sy
Terahertz driven intraband dynamics of excitons in nanorods Fredrik Sy

... Quantum dots and nanorods are becoming increasingly important structures due to their potential applications that range from photovoltaic devices to medicine. The majority of the research on carrier dynamics in these structures has been in the optical regime, with little work performed at Terahertz ...
Scattering theory - Theory of Condensed Matter
Scattering theory - Theory of Condensed Matter

... a loosely bound pair, whose size can become comparable to or even larger than the average distance between particles. A Bose-Einstein condensate of these fragile pairs is called a “BCS-state”, after Bardeen, Cooper and Schrieffer. This is what occurs in superconductors, in which current flows withou ...
The electronic Hamiltonian in an electromagnetic field
The electronic Hamiltonian in an electromagnetic field

... where ρ (r, t) and J (r, t) are the charge and current densities, respectively, of the particles in the system, whereas 0 and µ0 are the electric constant (the permittivity of vacuum) and the magnetic constant (the permeability of vacuum), respectively. As we shall see later, the electric and magne ...
Plasma Electrodynamics and Applications—A. Bers, A. K. Ram
Plasma Electrodynamics and Applications—A. Bers, A. K. Ram

... collisional transport phenomena in plasmas confined by a strong, external magnetic field, and on the single-fluid magneto-hydrodynamic (MHD) description of low-frequency dynamics.3,4 For a plasma in a strong magnetic field, so-called gyro-viscous terms, that are independent of collisions, were disco ...
Technologies and Designs for Electronic Nanocomputers
Technologies and Designs for Electronic Nanocomputers

Calculation of the nucleon axial charge in lattice QCD
Calculation of the nucleon axial charge in lattice QCD

... by examining our recent computation of the nucleon axial charge. ...
Huge density-dependent blueshift of indirect excitons in biased
Huge density-dependent blueshift of indirect excitons in biased

109, 105302 (2012)
109, 105302 (2012)

... A new research direction in low dimensional condensed matter physics that has attracted much recent attention is the study of two-dimensional (2D) topological quantum states of matter (e.g., fractional quantum Hall effects, chiral p-wave superfluids or superconductors, etc.) that support exotic quas ...
Von Neumann`s Impossibility Proof: Mathematics in - Philsci
Von Neumann`s Impossibility Proof: Mathematics in - Philsci

... book’s first three chapters. But it should be noted already now that in his introductory remarks von Neumann does not declare that hidden variables are flatly impossible, but only that their introduction would conflict with what he considers basic general characteristics of quantum mechanics. In ch ...
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History of quantum field theory

In particle physics, the history of quantum field theory starts with its creation by Paul Dirac, when he attempted to quantize the electromagnetic field in the late 1920s. Major advances in the theory were made in the 1950s, and led to the introduction of quantum electrodynamics (QED). QED was so successful and ""natural"" that efforts were made to use the same basic concepts for the other forces of nature. These efforts were successful in the application of gauge theory to the strong nuclear force and weak nuclear force, producing the modern standard model of particle physics. Efforts to describe gravity using the same techniques have, to date, failed. The study of quantum field theory is alive and flourishing, as are applications of this method to many physical problems. It remains one of the most vital areas of theoretical physics today, providing a common language to many branches of physics.
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