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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

Graduate Understanding Barandes' microscopic theory of causality
Graduate Understanding the Lagrangian Density Dependence on Field Variables
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Graduate Weak interactions: I know why they're weak, but why are they slow?
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Graduate Square shape wave packet spreading
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Graduate Different between L^2 and L in Hydrogen atom
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Graduate Applications of Invariant Theory to Quantum Physics
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Graduate Variation Method for Higher Energy States
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Graduate Understanding Planck's Blackbody Law: A Comprehensive Guide
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Graduate Fine structure constant and energy scale
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Graduate Inelastic Tunneling Current Equation help
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Graduate The electric dipole approximation
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Undergrad Energy Emission: Electrons vs Protons
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Undergrad Is the number of cycles in a wave related to the uncertainty in the wavelength?
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Graduate Early annihilation of antimatter
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Graduate On the use of Hilbert Spaces to represent states
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Undergrad Does a white shirt weight more
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Graduate Can The Free Electrons Be Polarized?
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Graduate The mechanics of calculating Reduced Density Matrices
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Graduate Entanglement in QFT: Free Particle Decay
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Graduate QED Explanation of Force Between Motionless Particles
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Graduate Transformation of observables by permutation
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Graduate How photon is force carrier of electromagnetic force in macroscopic level.?
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Graduate Why is heisenberg uncertainty not a limit of technology?
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Graduate Hydrogen Atom in Uniform Electric Field
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Graduate Instant communication with a modified ZWM apparatus?
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Graduate Redundancy of Virtual Particles Borrowing Energy
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Graduate QFT w/ Negative Mass: Spin 0 vs Spin 1/2
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Graduate What branch of mathematics to study to understand Quantum Mechanics?
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Graduate Comparing Dirac and Schrodinger Equations for the Hydrogen Atom
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Graduate 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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Graduate What types of particles have a higher probability of tunnelling?
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Graduate Entanglement, Entropy and Energy
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Graduate Single Electron D-slit Interference Experiment
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Graduate Rigorous Quantum Mechanics text or online
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Graduate Understanding Electron Volts, Temperature & Boltzmann's Constant
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Graduate Square of a hermitian operator in matrix form
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Graduate Spin of a quickly moving electron
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Graduate Understanding GR vs QM: Contradiction in Neil de Grasse Tyson's Explanation
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Graduate Whats potential energy of a electron left in free space outside atom.?
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Graduate Quantum linking daughter particles from a fission
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Graduate From Metric Spaces to Linear Spaces
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Graduate Complex Amplitude: Physical Meaning & Significance
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Graduate What is the effect of e^(isH)? p.77, Ballentine
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Graduate Kinetic Energy in Classical treatment of Larmor Precession
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Graduate Quantum Computers, how do they work?
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Graduate Quantum gravity and Casimir effect
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Graduate Is the S-matrix in Weinberg's book always unitary?
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Graduate Why does dbb need to assume pilot wave?
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Graduate EM wave function & photon state vector.
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Graduate The Schrödinger equation as the non-relativistic limit of the Dirac equation
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Graduate Energy of e.m waves in a cavity
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Graduate What happens when light moves in electromagnetic field?
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Graduate What does this example say about the applicability of Bell's inequalities?
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Graduate The inconsistent quantum physics and magnetic theory
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Graduate Wavefunction DFT (Mathematica)
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Graduate Compute Matrix for Simple Quantum Gates
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Graduate Quantum Information: Why |<φ|exp(iα)|ψ>|^2 Differs
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Graduate Electron precession and flip contridiction?
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Graduate Question about the delayed choice quantum eraser experiment
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Graduate The physics behind the thermal light quantum imaging?
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Graduate Cross section computation - Huang's Statistical Mechanics
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Graduate Please update me on humanity's relation to the BIG question
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Graduate How/when can I take a wave function and its complex conjugate as independent?
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Graduate Problem with Hermicity of Density matrix
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Graduate Quantum Field Theory lecture by Tong (Cambridg)
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Graduate Three outcome systems in Bell/CHSH
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Graduate What is the relation between particle and field?
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Graduate Momentum operator's relation to commutative algebra
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Graduate Electron Magnetic Moment's Difference From Classical Mechanics
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Graduate Electron spin and the Pauli Exclusion Principle.
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Graduate Wavelength of matter waves at speed equal to zero.
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Graduate Is the Canonical Ensemble Rule Derived Ad Hoc in Statistical Mechanics?
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Graduate Wave Particle Duality Question
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Graduate How can we consider static electromagnetic field in QFT point of view?
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Graduate Hartree Fock Method Symmetric Energy Expression
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Graduate Is the Charge Q Lorentz Invariant in Quantum Field Theory?
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Graduate Is the Polarisation of a Teleported Photon Definite Prior to Teleportation?
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Graduate O(2) symmetry breaking trouble
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Graduate How does a neutral particle interact with a photon?
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Graduate When is operator phi(x) an observable in QFT?
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Graduate Does an electron-positron wavefunction have to be antisymmetric?
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Graduate Can the laws of physics be violated?
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Graduate Question about hermitian operators
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Graduate Can we interchange the Dirac Matrices?
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Undergrad Double slit interference with single pencil lead?
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Graduate Questions concerning Bhabha scattering
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Graduate Grassman numbers and change of variables
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Graduate Matrix Elements of Operators & Orthonormal Basis Sets
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Graduate 2D H.O., graph phase space in R^2?
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Graduate Quantum Mechanics Born to be Linear?
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Graduate Explaining Time Dependent Potentials
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Graduate Non-unitary process? Doesn't that mean FTL?
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Graduate Density of States: Varying Boundary Conditions
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Graduate Question: Reality of Quantum State Paper by Pusey, Barrettm & Rudolp
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Undergrad Why Do Electrons Occupy Such Large Spaces in Orbitals?
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Graduate Neglected solutions to the (free) Dirac equation?
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Graduate Wavefunction After Measurement
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Graduate A classical challenge to Bell's Theorem?
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Graduate Richard Feynman's sum-over-paths approach to quantum mechanics?
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Graduate Expectation Value for system of identical particles
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