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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 Operators and Commutators help
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Graduate Can someone clear up the implications of Planck units once and for all?
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Undergrad How to realize the stern gerlach experiment ?
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Graduate Why is an imaginary part necessary in the Lippmann-Schwinger equation?
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Graduate Representing the state of a quantum system in different bases
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Graduate Can People Collapse Wave Functions with their Eyes?
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Graduate Wheelers Delayed Choice Experiment?
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Graduate Debunking the Double Slit Experiment: Misinterpretations and Misrepresentations
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Undergrad Molecular orbital analysis - d0 complexes
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Graduate Point-like particles, Lorentz invariance and QM/QFT
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Graduate Hamilton-Jacobi Equation related to Schrodinger?
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Graduate Energy Eigenstates: Can Electron in Hydrogen Atom?
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Undergrad Most probable radii in hydrogen ?
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Graduate Lorentz Invariant Volume Element
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Graduate Can someone explain the quantum eraser please?
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Graduate Can You Distinguish a Vacuum State in Different Color Laser Pulses?
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Undergrad Can the Double Slit Experiment Be Conducted with C60 Molecules?
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Graduate Probability distribution of classical momentum
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Graduate Verifying Inner Product Space: q(x)e^-(x^2/2)
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Graduate Standard deviation for a determinate state of observable Q
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Graduate Classical Physics compared to Quantum Physics?
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Graduate When does quantum take over classical?
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Graduate Link between quantummechanical probabilistics and entropy
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Graduate Greiner Mueller's QM II Symmetry
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Graduate A question regarding a Hamiltonian.
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Graduate Separation of variables for non-central potentials
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Graduate Is Heisenberg uncertainty principle a problem of our measuring techniques?
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Graduate Momentum and Translation operator.
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Graduate Why does the inner produce in Hilbert space use fg* and not f*g?
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Graduate Gauge invariance of QED if the photon has a mass
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Graduate Discrete eigenvalues and their eigenfunctions
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Graduate If time travel is possible does it allow for violation of the no clone theorem
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Graduate Does QM end Free Will/ Determinism debate ?
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Graduate Are Vacuum Fluctuations and QM Connected in Feynman Diagrams?
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Graduate Reduced Density Matrix: Explained for Ron
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Graduate Quantum mechanics or quantum theory?
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Graduate Problem with Talmi Transformation
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Undergrad Why does the stopping potential not depend on the intensity of incident light?
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Graduate How is quantum entanglement a fact?
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Graduate Mechanics of Stern-Gerlach Experiments Question.
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Graduate Understanding Scattering Theory: Seeking Easy-to-Read References
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Graduate What Happens to the Photons in Destructive Interference?
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Graduate Quantization of electromagnetic field
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Graduate How to couple the angular momenta of a massive particle and a massless one
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Graduate Two particles with parallel spins?
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Undergrad Charge attraction inside an atom
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Graduate 1D delta funtion potential well
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Graduate Half integer orbital momentum, following Griffiths
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Graduate Confusing step in Sakurai Chapter 1
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Graduate So if spin isn't really spin
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Graduate Phenomena only explicable via QM
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Graduate Proving the Identity to Demonstrating Finite Orthonormal Bases
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Graduate Does a photon's amplitude remain constant after emission?
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Graduate Normalization constant for orbital wave functions
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Graduate Are Real Numbers Limiting Our Understanding of Reality in Theoretical Physics?
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Graduate Static Electric Field: Questions on Ionization, Motion & EM Radiation
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Graduate Position Representation in QFT?
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Graduate Is the purely wave interpretation really rejected in the 2-slit experiment?
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Graduate Photon Teleportation: Can it Really Happen?
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Professor Balakrishnan's Quantum & Classical Physics Lectures: Worth a Watch!
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Graduate Why an electron never falls into a nucleus?
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Graduate What is the significance of pions as Goldstone bosons in quantum field theory?
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Graduate Alignment of Spin in const magnetic field.
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Graduate Basic Question About Quantum Theory
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Graduate How Do Different Dirac Matrix Choices Impact RQM Equations?
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Graduate Single Photon/Indistinguishabiliity principle experiment
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Graduate What Are Good Beginner Books on Quantum Information Theory?
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Graduate What's the kinetic energy uncertainty for gaussian wave packet?
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Graduate Polarization 4-vectors to get matrix element in QFT
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Graduate Why ignore the potential term in the quantum Hamiltonian?
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Undergrad Does only light have quantized energy.
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Graduate Common misconceptions regarding quantum mechanics
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Graduate Sample Space for Free Particle in the general case
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Graduate Quantum state with well-defined position and momentum?
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Graduate Heisenberg's Uncertainty Principle, Determinism and Free Will
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Graduate Clear and thorough development of the step potential wave function
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Graduate Understanding the Quantum Physics of a Fly on/off a Car Antennae
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Graduate Dyson's Instability: Negative Fine Structure Constant
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Graduate Why does the atom not fold onto itsef?
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Graduate How do 6 quarks manifest hiden SU(2) symmetry(together SU(3) symmetry)?
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Graduate Solving Eigenvalues and Eigenfunctions of Hamiltonian
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Graduate Demonstrating Orthonormality of Eigenfunctions for De Cero-Spin Field
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Graduate Pure States or Mixed States: What's the Difference in Quantum Mechanics?
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Dirac's papers disappeared from archive.org?
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Graduate Under what conditions will wave functions collapse in double slit experiments?
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Graduate Definition of a canonical variable
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Graduate Are points of spacetime unique?
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Graduate How to interpret wave function as a matrix
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Graduate Spin and Polarization: Understanding the Spin Operator
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Graduate Quantum fluctuations at different height.
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Undergrad What does magnetic moment mean exactly?
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Graduate Are These Wavefunctions Orthonormal in Spherical Coordinates?
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Graduate How Does Griffith Prove Psi Stays Normalized in Equation [1.25]?
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Graduate Theoretical Particles @ Planck Scale: Is there a maximum wavelength of light?
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Graduate Is decay of Z or W bosons exothermic?
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Graduate Understanding Multiple Delta Function in 1D and Multidimensional Spaces
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Graduate Is this a good analogy to quantum entanglement?
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Undergrad With regards to wave functions
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Graduate Infinite square well potential
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Graduate How are bosons able to be separated in a Bose-Einstein condensate?
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