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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 Understanding Barandes' microscopic theory of causality
Undergrad Occam's razor and probability in QM
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Graduate Why is the Matter wave analogous to photon and derived from it?
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High School Need Listing of Photon and Particle Quantum States
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Undergrad Interpreting These '2 Particles in a Box' Plots
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Undergrad Is nuclear fission a quantum fluctuation
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Graduate Path integral formula for a state with non-trivial time dependency
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High School Does Material Type Affect Double Slit Interference Patterns?
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High School Bypassing Pauli Exclusion principle.
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Undergrad Are fixup operations required for entanglement in photon splitting?
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Undergrad Doppler Shift and Light Quanta: Questions on the Nature of Light and Observation
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Undergrad Particle in the box eigenfunctions
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Undergrad What Are Quantum Operators and the Role of Hermitian Matrices in Degeneracy?
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Undergrad Harmonic Oscillator equivalence
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Graduate Expert on Wick's Theorem needed
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High School Why did famous people think consciousness causes collapse?
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High School "Decoherence usually requires interaction with something macroscopic and an environment"
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Undergrad "Iterativity" of quantum potential?
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High School Understanding Environment-Induced Superselection in Quantum Systems
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Undergrad A few questions about Feynman's QED Lecture
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Undergrad The absolute value of the frequency in quantum mechanics
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High School Double slit experiment -- consciousness and information
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Undergrad Rotational excitation of quantum particle
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Graduate Is my solution of time-dependent Schrodinger equation right?
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High School Understanding Quantum Mechanics: The Puzzle of Cutting a Pencil in MWI
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Undergrad Amplitudes, Probabilities and EPR
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Undergrad How Does Bell's Inequality Reveal Quantum Nonlocality?
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Undergrad On the Heisenberg uncertainty relation
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Undergrad How Do You Calculate the Average Orbital Kinetic Energy for Silicon?
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Undergrad How Does Semiclassical State Counting Relate to Quantum Energy Eigenstates?
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Undergrad Gravitational Effect on Electron Eigenstates
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Undergrad Odd/even symmetric/antisymmetric
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High School Practical applications of quantum mechanics
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Undergrad Expectation of an operator (observable) how to calculate it
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High School Neutron, White Dwarfs and Degeneracy Pressure
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Undergrad From Pauli spinors to Dirac spinors
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Undergrad Quantum Computing: Learn to Start From Scratch
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Graduate Do all photons really follow all available paths?
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High School How close are we to uniting gravity and QM
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Undergrad Questions regarding Hawking radiation
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Undergrad What 'Collapses' the Wavefunction of the Universe?
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Undergrad Calculating Subsystem B Probability in a Two-System Setup
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Undergrad Examples where mixed states are eigenstates
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Undergrad How Do Symmetry Properties Affect Boltzmann Distributions for Bosonic Particles?
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Undergrad The Wavefunction and eigenstates
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Undergrad Why isn't tunnelling considered proof of hidden variables?
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High School Possible Recoherence After Wave Function Collapse?
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Undergrad GRE related question in Quantum
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High School Has anyone tested a polarization filter sending through photon by photon?
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Undergrad Equations of motion from Born-Infeld Lagrangian
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High School Subsystem has no wave function
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Undergrad Electroweak Bosons: Examining W1, W2, W3
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High School Marble Ball as a Subsystem in Quantum Decoherence
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Graduate Photon number needless conservation, consolidation possible?
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Undergrad Superfluidic Quantum Computer?
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Undergrad Spectrum energy of a particle moving on a circumference
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High School How to make the wave collapse in double-slit experiment
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Undergrad Is Observable A Invariant Under Symmetry Generators G_i?
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Undergrad Stern-Gerlach experiment questions
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Undergrad What is the physical interpretation of eigenstates in quantum mechanics?
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Undergrad Difference between Scattering and Emission of Photons
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High School Entanglement Distance: Explained for Beginners
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Undergrad Quantum tunneling in symmetry breaking
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Undergrad Is entanglement severed by wave function collapse?
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Undergrad Can Photons Be Accelerated by Altering Their Path?
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High School Untangled Photon - Commonplace or Fictional?
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Undergrad Entanglement spin swaps are instantaneous?
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Undergrad Lagrangian for electromagnetic field derivation
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Undergrad Double slit experiment questions
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Undergrad Vacuum energy cutoff and Lorentz invariance....
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High School Is the Double Slit Experiment Essential for Understanding Quantum Mechanics?
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Undergrad Applying Euler-Lagrange to (real) Klein-Gordon Lagrangian
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Undergrad Maximum practical size of a BEC
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Undergrad On Wave Function Collapse and Accuracy of Energy Measurment
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Undergrad Early Quantum Entanglement Experiments basic question?
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Undergrad What Are the Key Differences Between Virtual and Ordinary Statistical Ensembles?
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Graduate Vacuum birefringence QFT treatment
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Graduate Squeezed Light & NonLinear Optics
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Undergrad A contradiction in quantum mechanics
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Undergrad Path integral implies superluminal motion?
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Undergrad Photon-Photon Coupling (Gamma-Gamma)
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High School Weak nuclear force - circumstances in which it is manifested
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Undergrad Are Eigenstates of operators always stationary states?
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Undergrad Distinguishing classical physics vs. quantum physics
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Undergrad Symmetric, self-adjoint operators and the spectral theorem
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Undergrad How Can Multi-Particle Interference Help Clarify Quantum Mechanics?
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High School Any good lay explanation of the Schrödinger cat duality?
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Undergrad Does the electron have charge?
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Undergrad Two quantum states and qubits....
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High School Distinguish Contextual ,Non Local,Non Realistic (Non CFD)
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Undergrad Problem with CHSH's version of Bell's inequalities
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Undergrad Classicality in Bell's original reasoning
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Undergrad NMR: RF-pulse response away from equilibrium
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High School Physicists study the quantum vacuum
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Graduate Bell's theorem+Holographic entanglement entropy
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Undergrad Is a Qubit in a Quantum Superposition or a Mixed State?
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Undergrad Difference between Quantum Superposition and Mixed States
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High School Understanding Light as a Wave: Clarifying Misunderstandings in Modern Physics
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Undergrad Short Distance Quantum Physics
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Undergrad Does observed light travel faster or slower than unobserved?
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High School Does Cutting an Object Affect Its Hilbert Space or Quantum State?
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