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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 New interpretation for the double slit experiment with light?
Graduate Lost in Symmetry and Super Symmetry
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Graduate Pauli's Spin Matrices: Get Hints & Useful Links
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Graduate Efimov 3-body theory experimentally proven
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Graduate Does anybody know if there are instances other than diffraction
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Graduate Finite and infinitesimal Unitary transformations
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Graduate Theorem of quantum-mechanical version of Borromean rings finally proven
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Graduate Do L² and r² Commute in Quantum Mechanics?
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Graduate At what temperature do quantum effects become significant for a gas
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Graduate Wave Collapse and Degenerate States - A Quick Question
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Graduate Will a Photon Inside a Perfectly Reflecting Box Eventually be Detected?
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Graduate Intuitive Analogy to describe QM
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Graduate Molecular Vibration and Gas Temperature
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Graduate Amplitude paths and Markov processes
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Graduate Off-Diagonal Hamiltonian elements
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Graduate Matter wavelength and indeterminate of location and energy
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Graduate Spherical harmonics and P operator
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Graduate Is Decoherence the Solution to the Measurement Problem?
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Graduate Can we improve the Bohr model or is a new model needed for multi-electron atoms?
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Graduate Probability of finding particle in half of a box for a given state
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High School Why does combining hydrogen atoms result in decreased energy?
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Graduate Quantum Arrow of Time Solution
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Graduate Massless Limit of Massive Field Theory: Right or Wrong?
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Graduate Singlet state like |e>= |+> |-> - |-> |+>
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Undergrad Is the Hall Effect Part of Quantum Physics?
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Graduate What Role Does Time Play in Physics and Its Influence on the Arrow of Time?
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High School Did Planck view light as a particle or a wave?
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Graduate Can Electrons Exist at Extreme Distances from Their Atomic Nucleus?
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Graduate No Absolute Stillness: Questions from New Forum Member Nick
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Graduate Quantum Operators Indices Confusion
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Graduate Is the Doppler effect for atomic spectra a purely realistic effect?
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Graduate Fields other than the photon field in the Casimir effect?
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Graduate Gaussian Wave Packets - Fiction?
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Graduate Dirac equation for the conjugated field
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Graduate The quantum physics of time travel
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High School Space: Explained Using Simple Terms
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Graduate Irreducible representations of translations
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Graduate Photon Interference: What Happens to the Photons?
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Graduate Emission in hydrogen atom: recoil and photon properties
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Graduate Quick complex numbers question in QM (probability amplitues)
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Undergrad What is a Qubit in Quantum Computing?
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Undergrad What Does the "\oplus" Symbol Represent?
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Graduate Are Identical Non-Interacting Particles Distinguishable?
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Graduate Modelling the shape of an atom
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Undergrad Losing Electrons: How Much Energy & Is it Possible?
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Graduate Antisymmetry of final State Requiring L = 1
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Graduate Leonard Susskind improvisation on the uncomfortable notion of probability ;)
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Graduate Angular Momentum: Quantization, Components, & Direction
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Graduate Planck's constant, h. The limit goes to zero?
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Undergrad Why is there hybridization of orbitals?
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Graduate What is a non-orthogonal measurement?
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Graduate Help: Planck Scale and Fine Structure Constant
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Graduate What is the actual size of a photon?
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Graduate Classical limit of the commutator is a derivative?
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Graduate Self-adjointness domain of P_r^2
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Graduate What is the Density of States for Electrons in Metal?
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Graduate Why Would a Finite Well Fluctuate?
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Undergrad Understanding Schrödinger's Cat: A Non-Physicist's Perspective
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Graduate Reformulation instead of Renormalizations
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Graduate How can Uncertainty principle be used to get speed of alpha particle
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Undergrad How light travels through glass
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Graduate Quantum Mechanics on Diatomic Molecule: Info Sources
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Graduate How to fit quantum LHO into quantum mechanics?
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Graduate Zeeman Effect: Counting Frequencies and Explaining Zero Frequency
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Graduate Time in a Steady-State Quantum System
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Graduate Hydrogen Atom Radial Wave Function (limit problem)
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Graduate OPEs in conformal field theory
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Graduate Bell's Theorem and Counterfactual Definiteness
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Graduate Second Quantization: Wave Function & Creation/Annihilation Operators
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Graduate Double Slit/Photo Detection/Is it the SAME photon?
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Graduate Probability of finding a particle in a certain state, using projection
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Graduate Why is Time Not an Operator in Quantum Mechanics?
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Graduate Real and imaginary parts of wave function
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Graduate Weak Measurements and Determinism
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Graduate How Do Electron Spin Effects Vary in Pairs of Electrons?
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Graduate I now know what slit the photon came out of
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Graduate Spin - any book recommendations?
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Graduate Square integrable functions blowing up at infinity
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Graduate Shooting humans through a giant double slit experiment
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Graduate Uncertainty Principle and lifetime
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Graduate Global symmetry of an N-component Klein-Gordon theory?
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Graduate Teaching Yourself Quantum Mechanics and Prerequisites
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Graduate Does chaos means long term numerical simulations useless?
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Undergrad Simple explaination of pertibation theory
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Graduate Spin Up/Down: Is it Really That Simple?
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Graduate What is spin for neutral particles
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Graduate Uncovering the Mystery of Photon Wavelength Reflection and Momentum Transfer"
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Graduate How Does Observation Influence the Reality of the Universe Before Observers?
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Graduate Coincidence counting in Bell experiment
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Graduate Is it acceptable to use plane waves?
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Graduate What properties does Baym use to derive the L commutation relation?
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Graduate Books detailing Bell's inequality derivation
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Graduate Entanglement entropy vs Entropy
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Graduate How can we visualize the negative sign in electron wave functions?
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Graduate Can Quantum Mechanics Explain the Uncertainty Principle?
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Graduate What is the Quantum Explanation for the Law of Malus?
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Graduate Effect of Negative permittivity?
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Undergrad Does a photon travel in a straight line?
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Graduate Wave function of an observer, 'always collapsed'?
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Graduate Ward identities in Minimal Subtraction Scheme
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Graduate Quantum computing (Why is it important?)
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