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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

I Question about discussions around quantum interpretations
How to evaluate the commutator of direct product?
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Why are some materials transparent?
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Difference between classical wave function and quantum wave function
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Infrared spectroscopy and symmetry
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Why is the spin in a mirror image opposite?
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Why doesn't the energy come out right in the Dirac Equation?
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Casimir Effect within a Circular Topography
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Understanding the Von Neumann Chain Concept in Modern Quantum Theory
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A free electron in a total vacuum
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Question about the Mach-Zehnder experiment
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Number of photons in a mode (in a blackbody)
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Understanding loopholes: what are the loopholes in entanglement swapping?
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Lorentz transform of a scalar in QM
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Understanding the Lagrangian Density Dependence on Field Variables
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Weak interactions: I know why they're weak, but why are they slow?
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Square shape wave packet spreading
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Different between L^2 and L in Hydrogen atom
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Applications of Invariant Theory to Quantum Physics
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Variation Method for Higher Energy States
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Understanding Planck's Blackbody Law: A Comprehensive Guide
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Fine structure constant and energy scale
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Inelastic Tunneling Current Equation help
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The electric dipole approximation
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Energy Emission: Electrons vs Protons
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Is the number of cycles in a wave related to the uncertainty in the wavelength?
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Early annihilation of antimatter
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On the use of Hilbert Spaces to represent states
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Does a white shirt weight more
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Can The Free Electrons Be Polarized?
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The mechanics of calculating Reduced Density Matrices
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Entanglement in QFT: Free Particle Decay
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QED Explanation of Force Between Motionless Particles
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Transformation of observables by permutation
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How photon is force carrier of electromagnetic force in macroscopic level.?
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Why is heisenberg uncertainty not a limit of technology?
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Hydrogen Atom in Uniform Electric Field
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Instant communication with a modified ZWM apparatus?
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Redundancy of Virtual Particles Borrowing Energy
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QFT w/ Negative Mass: Spin 0 vs Spin 1/2
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What branch of mathematics to study to understand Quantum Mechanics?
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Comparing Dirac and Schrodinger Equations for the Hydrogen Atom
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A particle in a 2d circle with potential
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Unstuck From Multiple Realities: Find Your Original Time Line
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What types of particles have a higher probability of tunnelling?
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Entanglement, Entropy and Energy
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Single Electron D-slit Interference Experiment
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Rigorous Quantum Mechanics text or online
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Understanding Electron Volts, Temperature & Boltzmann's Constant
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Square of a hermitian operator in matrix form
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Spin of a quickly moving electron
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Understanding GR vs QM: Contradiction in Neil de Grasse Tyson's Explanation
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Whats potential energy of a electron left in free space outside atom.?
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Quantum linking daughter particles from a fission
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From Metric Spaces to Linear Spaces
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Complex Amplitude: Physical Meaning & Significance
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What is the effect of e^(isH)? p.77, Ballentine
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Kinetic Energy in Classical treatment of Larmor Precession
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Quantum Computers, how do they work?
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Quantum gravity and Casimir effect
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Is the S-matrix in Weinberg's book always unitary?
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Why does dbb need to assume pilot wave?
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EM wave function & photon state vector.
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The Schrödinger equation as the non-relativistic limit of the Dirac equation
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Energy of e.m waves in a cavity
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What happens when light moves in electromagnetic field?
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What does this example say about the applicability of Bell's inequalities?
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The inconsistent quantum physics and magnetic theory
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Wavefunction DFT (Mathematica)
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Compute Matrix for Simple Quantum Gates
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Quantum Information: Why |<φ|exp(iα)|ψ>|^2 Differs
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Electron precession and flip contridiction?
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Question about the delayed choice quantum eraser experiment
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The physics behind the thermal light quantum imaging?
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Cross section computation - Huang's Statistical Mechanics
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Please update me on humanity's relation to the BIG question
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How/when can I take a wave function and its complex conjugate as independent?
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Problem with Hermicity of Density matrix
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Quantum Field Theory lecture by Tong (Cambridg)
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Three outcome systems in Bell/CHSH
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What is the relation between particle and field?
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Momentum operator's relation to commutative algebra
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Electron Magnetic Moment's Difference From Classical Mechanics
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Electron spin and the Pauli Exclusion Principle.
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Wavelength of matter waves at speed equal to zero.
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Is the Canonical Ensemble Rule Derived Ad Hoc in Statistical Mechanics?
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Wave Particle Duality Question
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How can we consider static electromagnetic field in QFT point of view?
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Hartree Fock Method Symmetric Energy Expression
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Is the Charge Q Lorentz Invariant in Quantum Field Theory?
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Is the Polarisation of a Teleported Photon Definite Prior to Teleportation?
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O(2) symmetry breaking trouble
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How does a neutral particle interact with a photon?
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When is operator phi(x) an observable in QFT?
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Does an electron-positron wavefunction have to be antisymmetric?
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Can the laws of physics be violated?
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Question about hermitian operators
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Can we interchange the Dirac Matrices?
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Double slit interference with single pencil lead?
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Questions concerning Bhabha scattering
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Grassman numbers and change of variables
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