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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 Universal quantum physics
Graduate Calculation of the Pontryagin index
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Graduate Experimental evidence for the ground state of energy
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Graduate Why is it impossible to teleport quantum states?
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Graduate Young's Double Slit Experiment with Single Photon Counters and Offset Mask
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Graduate Momentum Eigenfunctions and Definite Momentum
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Graduate Time partial derivative of a wave function
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Graduate Qualitative description of photon from faraway star
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Graduate Dirac equation for proton/neutron
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Graduate Quantum Correlations with no Causal Order
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Graduate A cat, an electron, and a metaphysician walk into a bar
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Graduate Entanglement after the photons no longer exist
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Graduate Is the Planck length relative?
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Graduate So what does a single photon do to a group of charged particles?
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Graduate Integrating the Expectation Value
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Graduate Understanding Unpolarized Spin States in Quantum Mechanics
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Graduate Probabilistic breakdown of quantum mechanics?
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Graduate Help me understand wave equation ?
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Graduate Parity Exchanges Right & Left-Handed Spinors: Q&A from Page 94 of Tong's QFT
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Graduate Bloch Oscillation in 1D crystal Lattice
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Graduate Proving Eigenstate Energy: Multiply ψ(x) by Hamiltonian Operator for e-ikx
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Graduate Help understanding this Lie Algebra/Group stuff
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Graduate Origin of the schroedinger's wave equation
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Graduate I must be doing something wrong ?
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Graduate Why do wavefunctions sometimes combine?
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Graduate What Are Negative Energies in System ψ?
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Graduate Is the vacuum state's energy affected by the size of the box?
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Graduate Solving the general Schodinger equation
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Graduate Expanding Higgs Field: Where Does Energy Come From?
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Graduate What Determines the Direction of a Dipole Operator in Quantum Optics?
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Graduate How does quantum mechanics explain the big bang? Infinite realities?
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Graduate On the meaning of indeterminism of Quantum Theory
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Graduate Boson Statistics: Why Does the Rule Fail?
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Graduate Unitary operator + Lorents transformations (question from Peskin)
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Graduate Michio Kaku's teleportation device
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Graduate Charge as a coefficient of the Lie algebra?
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Graduate How do I expand gamma matrices without adding a unity matrix?
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Graduate Problem understanding Green's function equality in Messiah QM II
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Graduate Quantum Tunneling Probability for a rectangular barrier
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Undergrad Quantum Tunneling VS Water (or any other) Waves
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Graduate Quark-Gluon Plasma: Temperature, Validity & Quantum Theories
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Graduate What is the range of angles for the quantum spin correlation formula?
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Graduate SU(2) generators in j=1, and pauli uncertainty
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Graduate Time Dependence in Pictures of QM
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Graduate What is the Operator for Absolute Value of Momentum in Quantum Mechanics?
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Graduate 1D Groundstate wavefunction always even for even potential?
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Graduate Quantum linear response theory?
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Graduate Radius of the electron and uncertainty
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Graduate Why is the pilot-wave theory controversial ? Is it?
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Graduate Conservation of momentum and uncertainty.
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High School Query regarding concepts of charges
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Graduate How does conservation of energy/mass apply to neutrinos?
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Graduate Is the Quantum Spin Complementary?
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Graduate Deriving Measurement Operators for Realistic Detectors
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Undergrad Electron Configuration for Multivalent electrons.
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Graduate Spectrum of Sodium vs. Hydrogen
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Graduate Can a conscious observer collapse the probability wave?
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Graduate Question on the probabilistic nature of QM
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Graduate Repeling particles on a ring, minimum angular momentum.
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Graduate Noether currents for local gauge symmetry
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High School I wanted to know how it is determined uncertainty
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Undergrad Can EM Radiation Create Repulsion on Non-Magnetic Objects?
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Graduate How Can the Bell Experiment Be Performed with a Guaranteed Polarization?
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Graduate Field theory plane wave volume integral
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Graduate The crazy world of quantum mechanics.
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Graduate Plane waves and sites distance in a lattice
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Graduate Need help with Weinberg's QFT-Space inversion and time-reversal
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Graduate What is the Smallest Unit of Time for Measuring Acceleration?
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Graduate Visualising mathematical concepts in QM - comments needed
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Graduate Blurness of rings in electron diffraction
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Universe from Nothing: A Book Review
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Graduate An issue with the vector model of spin and its operators
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Graduate Equivalent vectors in a Hilbert space
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Graduate Quantum Mechanical Tunneling Probability
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Graduate Double-slit experiment questions
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Graduate Can Two Particles Occupy the Same Position in Quantum Mechanics?
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Graduate Big bang according to Quantum Mechanics?
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Graduate Photon Emission from electrons and the EM field
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Graduate Who does or sees an experiment on rectangluar potential barrier?
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Graduate Trying to understand Quantum Entanglement, String Theory, and the BB
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Graduate Conservation of L^2 and Lz in central potential
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Graduate What is the hardest question to ask a quantum physicist?
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Graduate Do you use QM in Conjunction With QED/QCD?
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Graduate Solution to the dirac equation and the square root of a matrix?
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Undergrad Double slit and psychology? General question.
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Graduate Born rule for degenerate eigenvalue
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Graduate Mass of Electron: What is True?
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Graduate Can a Charge to Planck Mass Ratio Be Validly Calculated?
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Graduate Some questions on planck constant
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Graduate Lonely Hydrogen Atom in Space (casimir)
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Graduate I have no idea what 'Normalize'/'Normalization' means Help please?
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Graduate Standing Waves: Particles & Atomic/Molecular Orbitals
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Graduate Can Entangled Particles Be Used for Quantum Communication?
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Graduate Do virtual particle pairs interact gravitationally?
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Graduate Generator of Rotations and commutation relationships
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Graduate Building the CRT's for the Double Slit Experiment
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Graduate From unitary operator to hamiltonian
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Graduate Understanding Unitary Operator Evolution in Quantum Mechanics
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Graduate Reconciling DeBroglie and Dirac?
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Graduate Does the Schrodinger Equation Describe Particles Popping In/Out of Existence?
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Graduate Lande g-factor and total angular momentum conservation
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