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Theory of shot noise in high-current space-charge-limited
Theory of shot noise in high-current space-charge-limited

... not available in the time-averaged value, such as the particlewave duality of electron transport. The deviation from the uncorrelated shot noise is commonly termed as the Fano factor ␥ = S / 2eI, where ␥ ⬍ 1 indicates the suppression of shot noise due to the correlations among the electrons. It was ...
A Topos for Algebraic Quantum Theory
A Topos for Algebraic Quantum Theory

Propensities in Quantum Mechanics - Philsci
Propensities in Quantum Mechanics - Philsci

here
here

Exact solution of a massless scalar field with a relevant
Exact solution of a massless scalar field with a relevant

... σ = 0 and σ = L to ensure that no energy crosses the boundaries (i.e. dH/dt = 0). Thus in general, energy conservation gives a dynamical boundary condition, requiring that Tσt = ∂t g cos[βφ/2] at σ = 0, or ...
Codes and designs for quantum error correction
Codes and designs for quantum error correction

... Very recently, a framework that significantly reduces this burden of providing noiseless qubits was proposed, where any binary or quatemary linear codes over or respectively can be fully exploited as long as one can provide auxiliary qubits that are only subject to a restricted quantum error model [ ...
An Historical and Modern View on Bell`s Inequality
An Historical and Modern View on Bell`s Inequality

FEYNMANWS PATH INTEGRAL APPROACH TO QUANTUM FIELD
FEYNMANWS PATH INTEGRAL APPROACH TO QUANTUM FIELD

... where the single integral sign is now shorthand for an n 1-dimensional integral (please note that we are not integrating over the initial and …nal points). This simply shows that the propagator hxn tn jx0 t0 i can be expressed as the product of smaller propagator terms, as I indicated earlier. No b ...
Why the Logical Disjunction in Quantum Logic is Not
Why the Logical Disjunction in Quantum Logic is Not

... the water at right is also poured out, and hence helps to result in there being more than 10 liters at the left. Indeed, we also know that there cannot be more than 10 liters of water to left and more than 10 liters of water to the right, because the total must equal 20. Our error was to believe tha ...
Time-Reversal-Symmetry-Broken Quantum Spin Hall Effect
Time-Reversal-Symmetry-Broken Quantum Spin Hall Effect

algebraic topology - School of Mathematics, TIFR
algebraic topology - School of Mathematics, TIFR

... from Indian Universities who desired to have a general knowledge of the subject, without necessarily having the intention of specializing it. The speakers were M.S. Narasimhan, S. Ramanan, R. Sridharan and K. Varadarajan. Chapter I introduces the elements of Set Theory. Chapter II deals with abelian ...
What is reality? - Brian Whitworth
What is reality? - Brian Whitworth

Quantum discord and remote state preparation
Quantum discord and remote state preparation

... EjB ̺/pj is the density matrix after a positive operator valued measure (POVM) {EjB } has been performed on B. A slightly different definition of discord, based on geometric considerations, was given in Ref. [16]. There, discord was defined as the distance, as measured by the square norm in the Hilb ...
M.Sc. CCSS 2010
M.Sc. CCSS 2010

The strange (hi)story of particles and waves*
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 ...
Graviton Physics
Graviton Physics

... just of Newtonian gravity, but also of spin-dependent phenomena associated with general relativity which are to be tested in the recently launched gravity probe B[2]. However, despite this obvious parallel, examination of quantum mechanics texts reveals that (with one exception[3]) the case of gravi ...
Contradiction of Quantum Mechanics with Local Hidden Variables
Contradiction of Quantum Mechanics with Local Hidden Variables

... choice maximizes S. Violations of the Bell inequality, and hence contradiction with the predictions of local hidden variables, are indicated for 0.96 & r0 & 1.41, the maximum violation of S ø 1.0157 6 0.001 being around r0 ø 1.1. This is a substantially smaller violation than obtained in the discret ...
Remnants, Fuzzballs or Wormholes
Remnants, Fuzzballs or Wormholes

... The notion of fuzzball complementarity provides a scenario where the following situation holds: We fix our theory of the standard model, and also fix the infalling observer. If we now take the black hole mass to be sufficiently large, we will have both of the following (i) The evaporation is unitar ...
ppt - CS Technion
ppt - CS Technion

... Query transformation U i consists of two transformations (U i0 , U i1 ) U i0  I is applied to all H i  | v  for which av  0 and U i1  I is applied to all H i  | v  for which av  1 Z-local transformation * U i (|    | v )  H i  H  ( v ) ...
Quantum Optics and Quantum Information with - GdR-IQFA
Quantum Optics and Quantum Information with - GdR-IQFA

... Consider a single photon : can we speak about its quadratures X & P ? Can the Wigner function of a Fock state n = 1 ( with all projections have zero value at origin ) be positive everywhere ? ...
Introduction
Introduction

Reflections on the four facets of symmetry: how physics
Reflections on the four facets of symmetry: how physics

... for T : c’) The composition T1 ◦T2 of two mappings belonging to T remains in T . Properties a’), b’), c’) are rather intuitive when using the language of transformations: a’) Doing nothing is a (somehow trivial) transformation; b’) Every transformation can be undone; c’) Making two successive transf ...
Lecture 22/23 1  Quantum  Mechanics
Lecture 22/23 1 Quantum Mechanics

The additivity problem in quantum information theory
The additivity problem in quantum information theory

... memoryless quantum channels with respect to entangled encodings. Should the additivity fail, this would mean that applying entangled inputs to several independent uses of a quantum channel may result in superadditive increase of its capacity for transmission of classical information. However so far ...
High Performance Quantum Computing
High Performance Quantum Computing

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Topological quantum field theory

A topological quantum field theory (or topological field theory or TQFT) is a quantum field theory which computes topological invariants.Although TQFTs were invented by physicists, they are also of mathematical interest, being related to, among other things, knot theory and the theory of four-manifolds in algebraic topology, and to the theory of moduli spaces in algebraic geometry. Donaldson, Jones, Witten, and Kontsevich have all won Fields Medals for work related to topological field theory.In condensed matter physics, topological quantum field theories are the low energy effective theories of topologically ordered states, such as fractional quantum Hall states, string-net condensed states, and other strongly correlated quantum liquid states.
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