progress in quantum foundations - Department of Computer Science
... describe most observed physical phenomena has led us to the study of two complementary theories of nature: General Relativity and Quantum Mechanics. One would expect that if we manage to produce a set of consistent physical axioms from which we can derive both General Relativity and Quantum Mechanic ...
... describe most observed physical phenomena has led us to the study of two complementary theories of nature: General Relativity and Quantum Mechanics. One would expect that if we manage to produce a set of consistent physical axioms from which we can derive both General Relativity and Quantum Mechanic ...
Pedestrian notes on quantum mechanics
... system is absolutely necessary to get experimental results/outcomes. However, the concept of massiveness is not elaborated by DeWitt (unless to say that Map ≫ ms ). At the nanometer scale, mesoscopic tips are by now in much use making possible the measurement of Van der Waals forces between the tip ...
... system is absolutely necessary to get experimental results/outcomes. However, the concept of massiveness is not elaborated by DeWitt (unless to say that Map ≫ ms ). At the nanometer scale, mesoscopic tips are by now in much use making possible the measurement of Van der Waals forces between the tip ...
Holographic quantum error-correcting code
... regions, the bulk operator (x) can have distinct representations in function”. The smearing function obeys the bulk wave equation rent spatial support. causal wedge tooperator (1.1) corresponding as we taketoxthe tobulk theoperator boundary. It can be chosen to on uniqueness of A the CFT ed as indic ...
... regions, the bulk operator (x) can have distinct representations in function”. The smearing function obeys the bulk wave equation rent spatial support. causal wedge tooperator (1.1) corresponding as we taketoxthe tobulk theoperator boundary. It can be chosen to on uniqueness of A the CFT ed as indic ...
Can the Schrödinger wave function be associated with a concrete
... example to a quantization of bound states and to a redistribution of probability densities in the detection plane of scattering experiments. Contrary to the phase wave model the guidance or pilot wave concept [14] is based on the Schrödinger equation and on the probability density interpretation of ...
... example to a quantization of bound states and to a redistribution of probability densities in the detection plane of scattering experiments. Contrary to the phase wave model the guidance or pilot wave concept [14] is based on the Schrödinger equation and on the probability density interpretation of ...
Interpreting Spontaneous Collapse Theories - Philsci
... 2004). The interpretation that is universally appealed to is the mass density link of Ghirardi, Grassi and Benatti (1995). Whereas the fuzzy link extracts the location of an object directly from the wavefunction distribution in configuration space, the mass density link proceeds by first constructin ...
... 2004). The interpretation that is universally appealed to is the mass density link of Ghirardi, Grassi and Benatti (1995). Whereas the fuzzy link extracts the location of an object directly from the wavefunction distribution in configuration space, the mass density link proceeds by first constructin ...
THE BARE THEORY AND How TO FIX IT
... The bare theory is the standard von Neumann-Dirac formulation of quantum mechanicswithout the collapse postulate but with the eigenvalue-eigenstate link. Albert (1992, 116-125)presented the bare theory as one way of understanding Everett's relative-state interpretation. At first glance, it looks as ...
... The bare theory is the standard von Neumann-Dirac formulation of quantum mechanicswithout the collapse postulate but with the eigenvalue-eigenstate link. Albert (1992, 116-125)presented the bare theory as one way of understanding Everett's relative-state interpretation. At first glance, it looks as ...
Copenhagen interpretation From Wikipedia, the free encyclopedia
... the same quantum mechanical rules that govern everything else in the universe. But these rules are expressed in terms of a wave function (or, more precisely, a state vector) that evolves in a perfectly deterministic way. So where do the probabilistic rules of the Copenhagen interpretation come from? ...
... the same quantum mechanical rules that govern everything else in the universe. But these rules are expressed in terms of a wave function (or, more precisely, a state vector) that evolves in a perfectly deterministic way. So where do the probabilistic rules of the Copenhagen interpretation come from? ...
Interpretation Neutrality in the Classical Domain of Quantum Theory
... in a way that can be transparently and straightforwardly tailored to accommodate multiple interpretation-dependent collapse mechanisms, and none explicitly frames its analysis of classicality within the more general account of inter-theoretic reduction in physics that I advocate here. In [2] and [3] ...
... in a way that can be transparently and straightforwardly tailored to accommodate multiple interpretation-dependent collapse mechanisms, and none explicitly frames its analysis of classicality within the more general account of inter-theoretic reduction in physics that I advocate here. In [2] and [3] ...
arXiv:quant-ph/0510223v4 1 Jun 2007 Foundations Of Quantum
... which imply that the determination of any dynamical variable with unlimited precision must be traded with a corresponding loss of information of its canonically conjugate momentum, and vice versa. And the smallness of h̄ makes the result of physical interest only for systems of atomic size or less. ...
... which imply that the determination of any dynamical variable with unlimited precision must be traded with a corresponding loss of information of its canonically conjugate momentum, and vice versa. And the smallness of h̄ makes the result of physical interest only for systems of atomic size or less. ...
The quantum world is not built up from correlations - Philsci
... measurements are performed on each subsystem. It thus suffices to consider only correlations when completely specifying the state of the composite system. But can one also think of these correlations to be objective properties that pertain to the composite quantum system in question? As mentioned al ...
... measurements are performed on each subsystem. It thus suffices to consider only correlations when completely specifying the state of the composite system. But can one also think of these correlations to be objective properties that pertain to the composite quantum system in question? As mentioned al ...
The Strength of the Weak: The Uncertainty Principle and
... measurement, and can be done in such a way as to only minimally effect the wavefunction rather than to collapse it to a specific precise value. Measuring the other complementary variable (position or momentum) precisely at a later time (‘post-selection’) and averaging the weak measurements can yield ...
... measurement, and can be done in such a way as to only minimally effect the wavefunction rather than to collapse it to a specific precise value. Measuring the other complementary variable (position or momentum) precisely at a later time (‘post-selection’) and averaging the weak measurements can yield ...
Chapter 3 QUANTUM MONTE CARLO SIMULATION
... example, Frensley claims that if a transition from an extended state to a oneside bound state is considered, then the particle probability presence is not conserved. [Frensley 1990]. In particular, he says that the Pauli master equation violates the continuity equation. In this regard, he said: " Pr ...
... example, Frensley claims that if a transition from an extended state to a oneside bound state is considered, then the particle probability presence is not conserved. [Frensley 1990]. In particular, he says that the Pauli master equation violates the continuity equation. In this regard, he said: " Pr ...
An Historical and Modern View on Bell`s Inequality
... The formalism of quantum mechanics is nowadays firmly established. The interpretation of this formalism, however, is still a point of discussion. There are three main schools of thought regarding quantum theory: (1) realist, (2) orthodox (or Copenhagen), and (3) agnostic. They can be characterized b ...
... The formalism of quantum mechanics is nowadays firmly established. The interpretation of this formalism, however, is still a point of discussion. There are three main schools of thought regarding quantum theory: (1) realist, (2) orthodox (or Copenhagen), and (3) agnostic. They can be characterized b ...
The Status of our Ordinary Three Dimensions in a Quantum Universe 1
... Einstein’s theories of relativity, we may be motivated to view ourselves as inhabiting not a mere three-dimensional space but instead a four-dimensional Minkowski space-time. Many of us are able to take on this revision to our prior conceptual scheme rather easily. We learn that we do not after all ...
... Einstein’s theories of relativity, we may be motivated to view ourselves as inhabiting not a mere three-dimensional space but instead a four-dimensional Minkowski space-time. Many of us are able to take on this revision to our prior conceptual scheme rather easily. We learn that we do not after all ...
The many-worlds interpretation of quantum - Philsci
... among others. I believe that, within the relative state interpretation, when an observer interacts with a system in a measurement process in such a way that the combination of the two evolves into a superposition of the observer seeing macroscopically different apparatus pointer readings (or other m ...
... among others. I believe that, within the relative state interpretation, when an observer interacts with a system in a measurement process in such a way that the combination of the two evolves into a superposition of the observer seeing macroscopically different apparatus pointer readings (or other m ...
Studies in Composing Hydrogen Atom Wavefunctions
... We employed eigenfunctions as our basic units of composition. Eigenfunctions are identified by a set of quantum numbers that determine the particular shape of the eigenfunction in space (see Geometric Properties of the Eigenfunctions below) as well as its frequency of evolution through time. Control ...
... We employed eigenfunctions as our basic units of composition. Eigenfunctions are identified by a set of quantum numbers that determine the particular shape of the eigenfunction in space (see Geometric Properties of the Eigenfunctions below) as well as its frequency of evolution through time. Control ...
Bounds on Quantum Probabilities - D
... upon the process of measurement carried out on the first system, which does not disturb the second system in any way. No reasonable definition of physical reality could be expected to permit this.” In other words, if σz or σx is an element of reality, and the choice of which one is real is determine ...
... upon the process of measurement carried out on the first system, which does not disturb the second system in any way. No reasonable definition of physical reality could be expected to permit this.” In other words, if σz or σx is an element of reality, and the choice of which one is real is determine ...
PDF
... Incompleteness, Non-Locality and Realism. In this book, Redhead describes three different views on quantum mechanics (A: hidden variables, B: propensities and potentialities, and C: complementarity) and, although he does not develop the second view in any detail, he seems to favour it over the alter ...
... Incompleteness, Non-Locality and Realism. In this book, Redhead describes three different views on quantum mechanics (A: hidden variables, B: propensities and potentialities, and C: complementarity) and, although he does not develop the second view in any detail, he seems to favour it over the alter ...
- Philsci
... particles are in the box, and which is otherwise such that the marble counts as being in the box, and another in which all the particles are outside the box, and which is otherwise such that the marble counts as being outside the box. Consider a process that transforms one configuration to the othe ...
... particles are in the box, and which is otherwise such that the marble counts as being in the box, and another in which all the particles are outside the box, and which is otherwise such that the marble counts as being outside the box. Consider a process that transforms one configuration to the othe ...
Quantum theory without measurement or state reduction problems
... However, a photon polarization measurement which destroys the photon in a photographic plate does not prepare the photon in any state, much less the one specified by the reduction postulate. Consider also a momentum measurement on a neutron made by observing a recoil proton. Unlike the photon measur ...
... However, a photon polarization measurement which destroys the photon in a photographic plate does not prepare the photon in any state, much less the one specified by the reduction postulate. Consider also a momentum measurement on a neutron made by observing a recoil proton. Unlike the photon measur ...
Non-Local Realistic Theories and the Scope of the Bell theorem
... versions of the Bell theorem (in fact the claim on this point represents views expressed implicitly or explicitly in many other more or less recent places disseminated in the literature, especially in the field of the quantum theory of information and computation); (ii) the prospects of investigatin ...
... versions of the Bell theorem (in fact the claim on this point represents views expressed implicitly or explicitly in many other more or less recent places disseminated in the literature, especially in the field of the quantum theory of information and computation); (ii) the prospects of investigatin ...
New Perspectives on the Aharonov-Bohm Effect - Philsci
... Since it was first discovered in 1959, the Aharonov-Bohm (AB) effect [AB59] has raised a lot of discussions concerning our understanding of the foundations of the quantum theory. Much of these discussions has been dedicated to the role and significance of electromagnetic potentials in the quantum th ...
... Since it was first discovered in 1959, the Aharonov-Bohm (AB) effect [AB59] has raised a lot of discussions concerning our understanding of the foundations of the quantum theory. Much of these discussions has been dedicated to the role and significance of electromagnetic potentials in the quantum th ...
The Time Dependent Schrödinger Equation
... Thus , states describing systems with a time-independent potential V(x) have a time-independent (stationary) probability density. ...
... Thus , states describing systems with a time-independent potential V(x) have a time-independent (stationary) probability density. ...
Formalism and Interpretation in Quantum Theory1 1 Two Views of
... its dynamics, is fixed, up to the choice of a Hamiltonian. 2 In view of this, one is tempted to regard quantum mechanics as first a probability calculus, and only secondarily a dynamical theory. Indeed, one might go further and regard quantum theory as just being a non-classical probability calculu ...
... its dynamics, is fixed, up to the choice of a Hamiltonian. 2 In view of this, one is tempted to regard quantum mechanics as first a probability calculus, and only secondarily a dynamical theory. Indeed, one might go further and regard quantum theory as just being a non-classical probability calculu ...