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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

A question about quantum entanglement
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Insights A Beginner Physics Guide to Baryon Particles
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Insights The 7 Basic Rules of Quantum Mechanics
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Insights What is the Anatomy of Compton Scattering?
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High School Guidelines for Quantum Physics Forum
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Undergrad Question about increasing laser power
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234
Undergrad Entanglement might be the result of an underlying law?
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Undergrad Photons and free quantum particles
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Undergrad How can light be a wave and particle at the same time?
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High School Question about entanglement and spacetime
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Undergrad Application of the Schrödinger Equation in Modeling the Hydrogen Atom
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Undergrad Question about entanglement and relative causality
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6
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664
Graduate Penrose-Dosi Model
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507
High School Electron absorbs photon, but what happens to the photon?
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Graduate α as angular rigidity of the electron: references?
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Graduate Magnetic monopole vs (g-2)
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636
High School On electron orbitals
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Undergrad What empirical observation supports the axiom of continuous spacetime?
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Undergrad Questions: Multi-particle entanglement, speed of light, electron orbitals
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Graduate Gauge conditions in interaction theory
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Graduate Relationship between superconductors and gravity
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Graduate Six Textbook Mistakes in Quantum Field Theory
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Undergrad Particle field strength and sensitivity
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High School Seemingly odd quantum tunneling
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High School Question about the spatial extent of a single photon in entanglement
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Graduate Gravitons
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Undergrad What effect do gravitons have on electrons?
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High School A Recent Article claims that a paper's findings show "collapse" in real-world environments. Is this serious?
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Undergrad Ellipses in Quantum Physics -- general question
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Undergrad Why is a Gaussian function used to represent a wave packet?
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High School Gravitons/Gravity passing through objects
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Undergrad Ramsauer and Townsend effect: history and explanation
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Undergrad How do you apply perturbation theory to a magnetic field Hamiltonian?
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Undergrad Prof Mike Wiest's proposed link between quantum and consciousness
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Undergrad ##r-##independent angular momentum in quantum mechanics
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Undergrad How do you derive $x = ihbar d/dp$? Why does this equation hold true?
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High School Needs explanation for P in quantum tunneling formula
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High School Trivial quantum entanglement question (from a rookie)
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Graduate Why does QM split into two evolution types?
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Graduate Super fluids and superconductors at the molecular level
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High School Classic question regarding the nature of quantum tunneling
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High School Knowledge and information in the physical world
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Undergrad Help Proving the Momentum Shift Operator
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Undergrad The equivalent concept of phase change in classical mechanics
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Graduate Quantum properties and Van Hove singularty
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Undergrad How do bar detectors work in gravitational wave detectors?
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High School Photoelectric and summation of photons energy
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Undergrad 2D rotation and angular momentum uncertainty
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Undergrad Scattering Theory: Difference between use of scattering amplitude and Born approximation?
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Graduate Exact symmetry, quantum states, and symmetric dynamics
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Undergrad Necessary conditions for the uncertainty principle
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Undergrad Why aren't photons from a laser considered entangled?
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High School Interesting paper on QM in Scientific American
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Graduate Avalanche photon detectors
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Graduate Heisenberg's Re-interpretation of Bohr-Sommerfeld Quantization Condition in his 1925 'Umdeutung' paper (p12)
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Graduate Consistency of Relativistic QM
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High School Can gravitons be detected?
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Graduate Some derivation in QFT in Curved SpaceTime by Birrell and Davies
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Undergrad The imaginary part of the wave function
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Graduate Wavefunction in the context of quantum physics
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Graduate Is the 2-qubit singlet state invariant under bilateral projections?
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Undergrad Single vs. Double slit coherence clarification please
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Undergrad Which-Path from Global Momentum Measurement in Double Slit
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Graduate Two equivalent statements of time reversal symmetric Hamiltonian
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Insights Quantum Entanglement is a Kinematic Fact, not a Dynamical Effect
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Undergrad Hooke's law: Constructing a force operator for electron orbitals?
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Undergrad What forces a magnet's field to track the rotation of the magnet?
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Undergrad Klein-Gordon equation in the nonrelativistic limit
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Undergrad Antilinear Operators
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Undergrad Entanglement swapping in the context of Indivisible Stochastic Process
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Graduate Could there be a "Communication Theorem" instead of a "No-Communication Theorem" in quantum entanglement?
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Undergrad HUP in condensates?
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Graduate Problem while simulating spin polarized interacting SSH model
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High School Is it correct to state that all measurements count photons?
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High School Mass & energy increments a la e = mc^2
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Undergrad Angular Momentum Vector and Its Magnitude
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Undergrad Antiproton and positron annihilation
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Undergrad Question about photon entanglement and causality
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Undergrad Need Help on Particle Spin
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Undergrad Can (ordo) Fermions convert to Bosons?
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Undergrad Elementary question about comparing notations of inner product
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Undergrad The Power of QM and QFT
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Undergrad Importance of Hanbury Brown and Twiss experiment
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Graduate Is It Known For Sure Infinites In QFT Are Caused Using a Continuum?
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Graduate Lesser Green's function
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Undergrad What does the product part of Laughlin wave function mean?
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Undergrad Does a qubit break interference in the double slit experiment?
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Undergrad Schrödinger equation and classical wave equation
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High School New idea about wave-particle duality - looking for feedback/criticism
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Undergrad Is Maxwell's electromagnetism an effective (field) theory?
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Undergrad Why can’t photons “pile up” to eject an electron?
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Undergrad The Extended Wigner's Friend Scenarios
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Graduate I have some naive questions about the Reeh-Schlieder theorem
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Undergrad Do ensemble-based predictions truly describe real finite systems?
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Undergrad How strong is the justification for low probability extreme thermal fluctuations?
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High School Is a table levitating possible, even at a minuscule probability?
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Undergrad Energy*time uncertainty for particle decay
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Undergrad Commutation of operators for particle in a box
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High School A Time Crystal Visible to the Human Eye
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Undergrad Quantum Entanglement and Synchronization
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Undergrad Electron energy in atoms
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Graduate What is the connection between entanglement and the no-cloning theorem?
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High School Two/three photon absorption chemical substance producing photons for electricity generation
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High School Quantum entanglement
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Undergrad Quantum behaviour of an electron around a positively charged sphere
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