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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 Is Hamiltonian operator a Hermitian operator?
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Graduate The Complex Relationship Between Mass & Volume in a White Dwarf
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Graduate Is MO theory the most accurate model for atomic bonding?
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Graduate Entanglement and the Holographic principle
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Graduate How does a quantum harmonic oscillator oscillate?
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Graduate Measurement Problem: Wavefunction Interaction with Macroscopic Objects
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Undergrad How Does Light Regain Speed After Passing Through a Medium?
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Undergrad Whether light emits the same amount of energy when it is in waves
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Graduate What happens if we use two lasers for interference?
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Graduate QED Proton Size: 4% Smaller Than Thought?
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Graduate Implicate order and explicate order
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Graduate Associated Laguerre Polynomial
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Graduate Understanding the Interaction of Scalar Fields in Yukawa Theory
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Graduate Decoherence by macroscopic interaction
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Graduate Explaining the Vacuum Catastrophe: Is the Quantum Theory Correct?
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Graduate Collision of two small particles
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Undergrad Elementary Questions on Quantum Physics for 15-18 Year Olds
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Graduate Justification of a common calculation
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Graduate Bizarre results of 1-dimensional delta-function potential well
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Graduate Why so(3) is not isomorphic to su(2)?
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Graduate Breaking the speed of light - It's been done, twice
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Graduate Is the Schrodinger's Cat Experiment Flawed Due to the Cat Being an Observer?
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Graduate Do Photons Have Mass and How Does It Relate to Gravitational Lensing?
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Graduate Uncertainty Principle: Position & Momentum of Photon
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Graduate Diagonalizing Spin Hamiltonian
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Graduate Renormalization and divergences
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Graduate Can polar coordinates solve overlapping divergences in integrals?
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Graduate How Many Counterterms Are Needed for Logarithmic Divergences?
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Graduate DBB and radioactive decay times
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Graduate What are null oscillations in quantum systems?
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Graduate Bose-Einstein-Condensate ground state energy E_0 = 0
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Graduate Is the concept of electron spin a misinterpretation of quantum mechanics?
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Graduate Energy in a Fundamental Standing Wave Vs. The Energy in its Harmonic Waves
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Undergrad No prediction ever been wrong ?
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Graduate What Happens to Quantum Interference When Detectors Are Used?
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Graduate Is it all TIME, and not amplitude?
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Graduate How does the renormalization factor affect the propagator?
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Undergrad Quantum Computing and Entanglement
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Graduate Are there any other quantum field theory videos available?
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Graduate How can I solve the Linear Harmonic Oscillator in polar coordinates?
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Graduate Concerning Planck's quantum theory
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Graduate Unveiling the Contextual Nature of Quantum Mechanics
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Graduate Orthonormal Energy Eigenstates
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Undergrad Nature of Photons: EM Wavelengths & Speed
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Graduate There is no such thing as 'collapse of the wavefunction' - Feynman
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Undergrad Absorption & Emission: What Causes Electrons to Excite?
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Graduate Superconductivity and Pauli exclusion principle
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Graduate DBB: Question about Preferred Variable
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Graduate Norm Ordering for a many electron system
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Graduate Standard Model Completely Wrong
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Graduate Anyone solved eigenstates in the field of a magnetic monopole?
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Graduate Spin State Rotation: Understanding Negative Probability?
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Graduate Double Slit Experiment: Why Isn't Wave Function Collapsed?
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Graduate Is the Total Momentum in QED Actually Total Angular Momentum?
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Graduate QFT Counter Terms example calculation?
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Graduate Why two s=1/2 states can be linked by a rotation, but not two s=1 states?
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Graduate Microcanonical ensemble, density operator
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Graduate QM vs. the second law of thermodynamics
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High School Max # of electrons in an orbit
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Graduate Distinguishing Two Experiments With Equal Density Matrices
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Graduate The old problem of the virtual particles
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Graduate The stability of the hydrogen atom
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Graduate Light & Electron Wave-Particle Duality
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Undergrad Why particle in a box is considered as 1-dimensional ?
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Graduate Phase, Geodesics, and Space-Time Curvature
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Graduate Discrete vs continuous eigenvalues
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Graduate Harmonic oscillator phase space integral
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High School Meaning of frequency and wavelength of photon
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Graduate Trace of the fundamental commutation relation
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Graduate Why is the graviton non-renormalizable?
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Graduate How Does Time Ordering Work in Quantum Mechanics?
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Graduate Why is indeterminism assummed popular ?
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Graduate Is liquid helium composed of both ortho and para-helium?
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Graduate The Controversy Surrounding Bell's Theorems and Local Realism
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Graduate How Are Spin 1 Particles Represented in Quantum Mechanics?
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Graduate Can Extra Dimensions in String Theory Be Smaller Than a Planck Length?
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Graduate Understanding Photon Spin: Debunking Common Misconceptions
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Graduate Extracting an answer from a quantum computer
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Graduate Quantum effects at the neurological level
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Graduate Do Fermionic Creation and Annihilation Operators Commute?
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Graduate Problem with anticommutation of spinors
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Graduate Is fractional orbital momentum theoretically possible?
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Graduate Understanding Momentum Eigenfunctions in Quantum Mechanics
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Graduate Can Quaternions Revolutionize Quantum Mechanics?
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Graduate QFT Basics: What Does "Ad" Mean in Zeidler's Proofs?
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Graduate Visualization of electron spin
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Graduate What is phase from a QM standpoint?
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Graduate Wave-partical duality and Huygens–Fresnel principle
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Graduate What happens when light is brought to an absolute stop?
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Graduate Understanding LQG: Adding and Multiplying in Spin Networks
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Graduate The nature of the magnetic field.
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Graduate If virtual particles can appear, can real particles disappear?
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Graduate Quantum Wave Function: Infinite Sheet of Charge & Pinhole
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Graduate What is the Classical Connection to QM Spin?
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Graduate Quantum logic and hypercomplex numbers
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Graduate Variation of simple Lagrangian
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Graduate Stationary States and Spreading of Wave Function
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Graduate Velocity of Particles in Quantum Mechanics: Momentum & Computing Mean Values
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Graduate List of Electron Double Slit Experiments?
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Graduate How is Hamiltonian energy of orbital differ from orbital in certain
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