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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 Incompatibility of Discrete Space and Time with Relativity
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Graduate Need help modelling Quantum Tunnelling Composites
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Graduate Does energy level determine degeneracy in 3D systems?
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Graduate Question on angular momentum of triplet and singlet wavefunctions
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Graduate Solving Schwartz QFT Eqn 5.26 to Get Eqn 5.27
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Graduate Trying to understand quantum mechanics
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Graduate Different forms of Schrodinger equation
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Graduate FTL Neutrinos: Investigating the Failure of the OPERA Experiment
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Graduate What sub-field of quantum information should I focus on for my research?
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Graduate To what extent can one bring classical equations to quantum mechanics
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Graduate Quantization & Discontinuity in Physics: Possible?
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Graduate Background in waves required for quantum mechanics
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Undergrad Electron energy states and photon emission?
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Graduate Hamiltonian Operator: Difference vs. E?
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Undergrad Double Slit Experiment - Question about states of observations.
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Graduate Stationary States in Griffiths Intro to QM
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Graduate Double slit experiment with multiple sources of particles
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Graduate Are PVMs more fundamental than POVMs from the view of decoherence?
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Graduate Do photons bounce into each other?
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High School What experiment reveals the number of protons and neutrons in an element?
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Graduate Alpha Ray Interactions with Au and Be: Unraveling the Neutron Tear Out Mystery
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Graduate Origin of infrared divergences in perturbation theory
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Graduate "Physical system" in quantum mechanics ?
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Undergrad What Are the Best Books for Beginners in Quantum Mechanics?
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Graduate What is the gauge boson for magnetism and its relation to electricity?
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Graduate Hesienberg Uncertanity Principle
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High School Alpha Rays and the Movement of Atoms' Nucleus
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Graduate Understanding Randomness: Differences in Classical Physics, SR, GR, and QM
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Graduate Electron Positron Annihilation
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Graduate Question about the Quantum Zeno Effect
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Graduate Spin Direction for Massless Particles
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Graduate Erwin Schrödinger Ghost Particles & Energy of Molecules & Atoms?
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Graduate Position-momentum commutation relation
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Graduate Does the wf entangle everything in the neighborhood?
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Graduate Shifting of the wall problem II
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Graduate "Asking photons where they've been" -- the DFBV experiment
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Graduate What makes a superposition of states a coherent superposition?
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Graduate Is There Absolute Proof of the Casimir Effect and Inflation Theories?
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Graduate Quantum eraser thought experiment?
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Graduate Quantum Bayesianism: Resolving the Interpretation Problem of Quantum Mechanics
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Graduate Spontaneous generated coherence
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Graduate Naimark extension for continuous variables
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Graduate Bell's theorem and local realism
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Graduate The Frothy Space-Time Quantum Foam What is beyond the Foam?
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Graduate What is the explanation for the strange behavior of matter at a quantum level?
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Undergrad Adding Two Spins to Vector Quantities
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Graduate Renormalization of the non-linear [itex]\sigma[/itex] model
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Graduate Z factor in renormalization disappeared?
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Graduate Need help regarding transition dipole moment
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Graduate Commutator of function of operators
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Graduate How Does Quantum Entanglement Work in Physics?
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Graduate There is only one electron in the universe
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Graduate Position Eigenstates: Measurement & Imperfect Performance
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Graduate Are shell electrons accompanied by virtual neutrinos?
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Graduate What is the solution to the shifting of the wall problem in quantum mechanics?
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Graduate Momentum and energy eigenvalues
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Graduate Scattering Within Rectangular Waveguide With A Step Obstacle
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Graduate Quantum Fluctuations and Big Bang
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Graduate What happens with non orthogonal eigenvectors
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Graduate How to Solve the Dirac Equation for a Two-Particle System?
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Graduate Momentum cutoff equivalent to discretizing space?
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Graduate The Double Slit Experiemts & Half Silver Mirror Question?
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Graduate A few conceptual questions on time evolution of quantum states
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Graduate Susskind about QM - Reversed Time - Experiment?
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Graduate Application of the Fokker-Planck equation
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Graduate Is SU(2) the key to understanding quantum numbers and symmetry?
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Graduate Eigenfunctions corresponding to a particular energy value
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Graduate Spin precession vs alignment in magnetic field
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Undergrad Does Energy Determine the Spread of Matter in Space?
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Graduate Quadrupole Decay Rate E2 Angular Dependence
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Graduate Are Photons Capable of Traveling Faster Than Light?
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Graduate (A bit for fun) Putting a Human in Superposition
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Graduate Hermite representation for integrals?
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Graduate Complete positivity and quantum dynamics
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Graduate Spin-Orbit Interaction - Meaning and Some Mathematics
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Undergrad Is There an Optimal Resonant Frequency for Light Oscillations?
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Graduate Entanglement and physical spacelike connection
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Graduate What is wave of photon? oscillation of something in space?
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Graduate Some questions about commutation relation
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Graduate Zeeman Effect, Angular Momentum States, Dipole vs No Dipole.
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Graduate Intro Quantum Mechanics: Neils Bohr Model Explained
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Graduate Waveform of Photons: Current Thinking & Analysis
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Graduate Atomic excitation via photon absorption
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Graduate Why Doesn't the Electromagnetic Force Boson Have a Charge?
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Graduate Relation between QED photon frequency and classical EM frequency
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Graduate Dirac on Spreading Wave Packets
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Graduate What happens to infinitesimal time in path integral
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Graduate Can We Control the Higgs Boson and Its Mechanism for Mass?
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Graduate The state of two identical bosons
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Graduate Explaining Spin-Orbit Coupling: Energy Levels & Sub-Levels
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Undergrad Stern-gerlach with hydrogen atoms
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Graduate Nick Bostrom's Simulation Hypothesis
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Graduate How to interpret rotational, electronic, vibrational energy levels
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Undergrad Atomic Number & Orbital Energy: Explained
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Undergrad Electrons in s-robital shielding outer electrons
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Graduate How Can I Write an Operator in the Coupled and Uncoupled Basis?
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Graduate Confused about wavefunctions and kets
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Graduate NASA's New Space Engine: SRF Resonating Cavities
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Graduate The physical world cannot be a single history
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Undergrad Electron shells in atoms: WHY do they exist as they do?
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