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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 Understanding Barandes' microscopic theory of causality
Determining wether consciousness is required in the double-slit experiment
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Gaussian Integral Identity with Grassmann Numbers
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QFT question about algebra of charges
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Quantizing Zero-Frequency Modes: A Challenge
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Double Slit Experiment: Polaroid Films & Wave Function Collapse
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Interpreting Schrodinger's Cat: The Role of Observers in Quantum Mechanics
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Polarization of Light: 2 Degrees & Longitudinal Electric Field
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Distinguishing between eigenstates
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Double Slit Experiment and Electron Spin
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Unraveling Hardy's Paradox: An Analysis of the Controversial Theory
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Is the Bootstrap Model Still Viable in Modern Particle Physics?
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Some quantum dynamics simulations
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What is the Schrodinger Equation?
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Gedankenexperiment on quantum entanglement
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Orbital Angular Momentum and Uncertainty?
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Measuring Angular Momentum for Free Particles: L-square =l(l+1)?
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Light (wave and particle theory)
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Plot a several energy eigenvalues of a partical
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Why Don't Electrons Collide in Orbit?
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Momentum operator for a free particle with a definite momentum and Energy
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Coulomb potential removes the degnerecay of states
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Is entanglement a fundamental resource for quantum information processing?
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Grand unified theories and quantum mechanics
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How do non-Hermitian Hamiltonians explain particle decay and quasi-bound states?
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Understanding the Meaning of Infinity in Uncertainty Principle
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Solving using schrodinger equation techniques
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Why do particles annhillate with their particles?
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Are the stings in string theory, considered to be matter?
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Is EPR Really as Confusing as It Seems in Quantum Physics?
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Entanglement criterion for identical particle
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Quark Generation: Are Most Quarks in the Universe in Their Least Massive Form?
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How Do Quantum Well Transistors Transport Charge Carriers?
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Symmetry of Quantum vs Classical Physics Systems
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What is an effective field theory
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Beginner, wondering about wave functions
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Projecting onto an eigenstate when we make a measurement
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Comparing Photons & EM Waves in Physics
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Baker-Campbell-Hausdorff formula question
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About bases of complex (Hilbert) space
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Question about angular momentum and spin
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Calculating Determinants of Operators
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Can Fourier Transformation be Used for Amplitude of a Free Particle?
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Game theory and quantum game theory
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Energy of Electrostatic Charge ?
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Dirac-Feynman-action principle and pseudo-differential operators
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Hermite polynomial and transformation
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What is the role of proper time in quantum theory
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How Does the Stern-Gerlach Experiment Illustrate Quantum Spin Measurement?
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Harmonic oscillator in a time-dependent force
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Questions about the Double Slit Experiment
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How to create charge from light?
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Integrals in the derivation of the Optical Theorem
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Factor of 'i' and antisymmetrization in Dirac Lagrangian
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Quantum Mechanics and the Nature of Determinism
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Proton-electron interactions interms of photons
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Meaning of zero probability density
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Position space - momentum space
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Is interference always present in a single slit setup?
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MS Renormalization: Questions & Answers
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What are the key concepts in Srednicki's explanation of Feynman diagrams in QFT?
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Zeno's Paradox (Quantum Level)
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FAQ says refraction isn’t from absorption and emission
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Prove d (\delta x) = \delta (d x): Solutions & Tips
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Inherent impossibility of knowing both position and momentum
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Inner product on boson one-particle space
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How do you entangle particles?
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Light Wave Particle Confusion: Can 2 Exist in Same Place?
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Need Help (not Homework question)
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Solving the Entanglement Problem: A Quantum Mechanics Tutorial
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Old Quantum Theory = Oscillations?
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Partial Trace For Tripartite Systems
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Recreating Thomas Young's Double Slit Experiment
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Probability Amplitude and Time Evolution Operator
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Solving Mark Srednicki QFT: Exact Propagator Problems (13.12, 13.13, 13.16)
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Peculiar feature of a commutator, can anyone explain?
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Electron tunneling and classic electrdynamics.
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What Are Quantum Numbers and Spin in Physics?
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Hamiltonian for non-conservative forces?
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Why does glass feel as cold as metal despite being non-conductive?
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Absorption/Emission of photons of specific frequency (Doppler Effect)
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How can one build a non-trivial operator with a zero mean value?
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Commutation relations in relativistic quantum theory
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Magnetic Field in Natural Units: Expressing \hbar
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Is a Year-Long Quantum Chromodynamics Class Worth the Exam Stress?
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Is complex momentum density possible?
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Can a particle's wavefunction become perfectly flat in empty space over time?
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Study Lie Groups: G. 't Hooft's SU(2) Index Convention
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Quantum Mechanical Scattering (3D) - What about forward scattering?
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Creation Operator of Harmonic Oscillator
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Why need *complex* wavefunction?
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Ehrenfest theorem and Heisenberg quantum mechanics
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Physics of Electron Probability Clouds
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Can a simple wooden stick be used to send instant messages across space?
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Eliminating the coincidence counter
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Constructing Unitary Matrices for Rotations in Hilbert Space
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Can Momentum be Calculated Without Measuring Position in Quantum Mechanics?
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Relativistic quantum field theory:antiparticles
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Compton scattering contributes to color in any way?
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Forced Harmonic Oscillator with Path Integral
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Negative energy/imaginary momentum
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