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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 Very Basic questions on bra-ket notation
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Graduate Question about momentum space fourier transform
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Graduate Is the unitary operator unique?
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Graduate Experimental Verifications of the UPs?
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Graduate Time-independent Schrodinger Equation
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Graduate Why dimensionless coupling in nonlinear sigma model corresponding to temperature?
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Graduate Dirac Gamma matrices in the (-+++) metric
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Graduate Proca Lagrangian (Math troubles with four vectors)
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Graduate Quantum Entanglement and the Big Bang
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Graduate Is the Hawking vs. Sussking debate still unresolved?
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Graduate Wave-Particle Duality: Is Matter Both?
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Graduate Quantum Transmission Coefficient
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Graduate Going from system & observable to hilbert space & operator?
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Graduate Continuous Absorption of Energy by Chlorophyl
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Graduate Quantum Entanglement - Equal Energy?
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Graduate What is a c-number and how is it used in quantum mechanics?
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Graduate How to Distinguish Pure and Mixed States in Quantum Mechanics?
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Graduate Does QM ever violate classical probability theory?
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Graduate Quantum Numbers for Electron Spin
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High School Why are some chemicals more reactive?
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Graduate Chain rule for commutator (Lie derivative)?
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Graduate Expansion of a wave fuction in energy eigenfunctions
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Graduate Particle in a box - why must wave function be continuous?
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Graduate Can the Casimir Effect prevent the formation of singularities in black holes?
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Graduate Diagonalizing Hamiltonian for Multi-Qubit Ising Model
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Graduate Is Planck Time Truly a Proven Concept or Still Theoretical?
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Graduate Does electromagnetic radiation occupy space ? How much?
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Graduate Critical Exponents for Quantum Phase Transitions
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Graduate Does Quantum Theory Offer a Physical Interpretation of Matter Waves?
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Graduate QM Text with many worked examples
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Graduate KT where k is Boltzmann constant times the absolute temperature.what
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Graduate What is Flavor Physics and How Does it Relate to QCD Theory in QFT?
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Graduate Understanding Time-Independent Schrodinger Equation
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Graduate QM Measurement: Randomness Explained
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Graduate Could elementary particles be quasi-particles?
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Graduate How Electrons Knock Other Electrons & Create Vacancies
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Graduate Understanding Spectral Scattering of Nanomaterials
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Graduate Double-Slit Detector: How Physicists Detect Particles
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Graduate How do electrons couple to gauge field?
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Graduate How Do Spin and Photon Interactions Affect Electron Excited States?
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Graduate Few questions on Dirac's Principles of QM.
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Graduate How are room temperature photons produced?
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Graduate Schrodinger equation significance
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Graduate Can one identify the vacuum state of a photon?
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High School Can Photons Bounce Back? | Meeting of Photons Hello!
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Graduate QFT: Understanding Creation & Destruction Operators
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Undergrad Vibration of Photons: Do Photons Oscillate?
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Graduate Is Hidden Symmetry Broken In Linear and Nonlinear Sigma Model?
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Graduate Do Minute Black Holes Appear and Disappear in Empty Space?
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Graduate Do we have Any idea why the uncertainty principle occurs?
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Graduate Energy as rate-of-phase-change
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Graduate Could a high electric field pull particles out of the vacuum?
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Undergrad Understanding Probability and Particle Behavior in Double-Slit Experiments
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Graduate Time evolution operator - Confusion
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Graduate Question on Uncertainty Principle
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Graduate Commutators on a discrete QM lattice = ?
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Graduate Born rule derived from pure QM by Max Tegmark
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Graduate John's Puzzling Question: Why Frequency is Responsible for Photoelectric Effect?
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Graduate Splitting photons are entangled?
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Graduate Conjugate of amplitude with imag. # in exponent and out of exponent?
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Graduate What is the origin of infrared divergence?
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Graduate The Illusion of Free Will in the Context of Time Travel and Paradoxes
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Graduate Do you have to use a Beta-barium borate crystal in order to entangle photons?
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Graduate Why Do Some Books Only Consider Zero Mass Limit for Renormalization Group?
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Graduate What is the meaning of quantum in quantum mechanics?
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Graduate Why we call ''nonlinear'' sigma model?
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Graduate Two Degrees of Freedom for Photons - Energy & Momentum
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Undergrad Is this a reasonable analogy for quantum tunnelling?
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Graduate Layman's question on Quantum decoherence
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Undergrad Need an Exact Explanation of the Double Slit Experiment
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Graduate Problem about scattering amptitude
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Graduate Can a wavefunction change from normalizable to non-normalizable over time?
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Graduate Question about applying the Pauli Exclusion Principle
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Graduate Confusion (7) from Weinberg's QFT.(Why is there a vacuum field)
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Graduate Alternative histories and photon
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Undergrad Uncertainty Propagation Argument
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Graduate Quantum states and complex numbers - newbie question
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Graduate Is superluminal communication possible?
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Graduate Dispersion relation and group velocity
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Graduate Black Body Radiation: Classical Equipartition vs Boltzmann Distribution
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Undergrad Measurement of (brightness of) double slit experiment
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Graduate When and how does entanglement end?
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Graduate How Does Quantum Scattering Theory Connect to Electromagnetic Waves?
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Undergrad Motion of a photoelectron
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Graduate I need an explanation behind this calculation
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Graduate Eigenvectors of the Hamiltonian
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Graduate Can macroscopic objects interfere with themselves like quantum particles?
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Graduate Wave nature of electron, interference and standing waves
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Graduate What does quantum mechanical mean?
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Graduate What causes wavefunction collapse?
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Graduate Could Consciousness Alter Early Physics after the Big Bang?
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Graduate Entanglement between the Future and the Past in the Quantum Vacuum
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Graduate How Does the Pauli Exclusion Principle Influence Orbital Stability in Atoms?
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Undergrad Can an atom be anywhere in space?
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Graduate Is action at a distance possible as envisaged by the EPR Paradox.
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Graduate Wavefunction Collapse: Measuring Electron Spin
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Graduate Degenerate Perturbation Theory Wavefunction Correction
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Graduate Propagator counterterm in phi^4
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Graduate Using the Double Slit Experiment & encoding photons with binary data
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Graduate Pauli matrices forming a basis for 2x2 operators
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