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Join in expert discussion on quantum physics. Quantum physics is the mathematical description of the motion and interaction of subatomic particles. Quantum Mechanics and Field Theory.

Quantum Interpretations and Foundations

Undergrad Valid local explanation of Bell violations? (Pegg et al., 1999; 2008)
Quantum State of Cards: Is the Top Card Set Before Viewing?
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Is there a quantum theory of other entities besides particles and fields?
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Two different ways? (probability denstities and currents)
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When are isomorphic Hilbert spaces physically different?
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Position measurement in Non-Relativistic QM
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Bell's Inequality - A misintepretation of probability?
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How Can You Access Time Reversibility in Quantum Mechanics?
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What is a topological phase transition and how is it characterized?
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Electron recoil from light emission
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Solving Low-Density Fock Spacings Issues with "Product Fock Spaces
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How Long Do Quantum Effects Last in Biological Processes?
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Entangled photons and their Parents
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Wilson Loop and spontaneous symmetry breaking.
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Radiation of accelerated charge in QM
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Quantum explanation for Passive Intermodulation (PIM)
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What's the problem with (non-causal) nonlocality?
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Integral kernel in vacuum wave functional
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Double Slit Experiment: one at a time
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SU(N) symmetry breaking by non-trivial parity.
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Reduced Density Matrix Entropy in 1D Spin Chain
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Shrodinger's cat is "invisible"
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Can Quantum Mechanics Have 'Elegant' Trajectories in Hilbert Space?
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Quantum entanglement on a cosmological scale?
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Photon emission from dipole antenna
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How/why decoherence rather than how/why coherence
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Books on quantum mechanics with intuition
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Quantum Mechanics and Group Theory questions
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Electron Orbitals: Learn about Shapes & Charges
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Classical versus quantum momentum
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Dirac Hydrogen Atom: Parity and Odd-Operator
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Shouldn't a metal at 0K emit electromagnetic radiation?
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The quantum number n and its restrictions
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Explore Quantum Visualization and Single Particle Interference Simulation
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Calculate Eigen Function of 3D Potential Box w/ Doubled X Side
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Is a photon of dimension zero?
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Expected result of such an experiment?
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Why no decoherence after reflection from metal film
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How can you actually measure the electron position?
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Energy of the electron in a random hydrogen atom
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Radiative heat transfer in multi-component media
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Understanding the Planck Scale
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QED vacuum and Lorentz invariance
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Insights How to Stop an Electron from Falling into a Proton - Comments
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Identical Particles in Ballentine's Book
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Units of Wave function (Schrodinger equation)
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Confused about angular momentum
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Understanding ultraviolet catastrophe
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How Do Qubits and Multiple Qubit Systems Enhance Computing Power?
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Under what conditions is a photon a particle?
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Can Virtual Particles Be Observed in Experiments?
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Where is the flaw with predetermined entanglement state?
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How to calculate density matrix for the GHZ state
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Understanding Reflection Planes in Diatomic Molecules
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Why Does Light Exhibit Both Particle and Wave Properties?
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What do we mean by Classical Simulation of Quantum Algorithm
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What is the difference between simple harmonic wave and stationary wave?
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Time-Dependent Perturbation Theory & Completeness
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Question regarding the double slit experiment
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Ballistic conduction and Superconductivity
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Is another definition of sum useful?
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Measurement of a Hydrogen qubit?
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Green's Functions and Feynman Diagrams
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Spin 1/2 - Is √3/2ħ or √¾ħ Correct?
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What is the point to study Anti-bunching?
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Comparing the Uncertainty Principle: Griffiths vs. Shankar
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Superposition & Mixture : Preparation and Representation of
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Unpacking the Physics Behind the Annihilator-Creator Operator Formula
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Scattering amplitude, link between quantum mechanics and QFT
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Ammonia molecule geometry and radiation
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Observer Big Bang? How come electrons have a wave nowadays?
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Transmission: Finite Potential Barriers & Potential Steps
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Single photon double slit, reset detector after each impact
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Has anyone ever done this experiment before? quantum entanglement
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Hiding the observer with gravitational measurements?
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What Algorithms Extract Information from Quantum Eigenvalues?
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Dispersion relation for non-relativistic quantum particles
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Hanbury Brown and Twiss effect question
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Are discrete particles and fields both present in Quantum Mechanics?
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More evidence that the wavefunction is ontologically real?
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Can we model classical world using quantum laws?
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Delayed Choice Quantum Eraser & The Observer (2000)
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Insights Why Renormalisation Needs a Cutoff - Comments
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Give mass to a massless scalar field in 1+1, Higgs like?
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Good Books on Quantum Computing and Quantum Mechanics
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Are we wrong to try and unify quantum mechanics and relativity?
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Performing integration over field variable
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Do Virtual Particles Cause The Wave Function To Collapse?
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Cohen-Tannoudji on mutually exclusive (?) events
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Why Are Swap Gates Used in Quantum Fourier Transform Circuits?
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Why Quantum Mechanics is Complex
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About role of Planck constant in classical physics
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Role of Angular Momentum in Defining Vector Operator ##\mathbf{V}##
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Completeness for a single particle
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In-principle existence of which-way info
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How do electrons change states on their own?
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Different classical limits of quantum mechanics
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Is it Valid to Treat a Solid as a Large Molecule in Calculating Specific Heat?
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Why do collapse functions change form in master equations?
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Potential energy term in Schrodinger's equation?
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Origin of Charge: Electrons, Protons & Photons
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