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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

I Question about discussions around quantum interpretations
Degenerate Perturbation Theory
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What Are the Force Carriers in the Four Fundamental Forces of Physics?
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Energy of light ( wave or particle)
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Tried finding out what this symbol means, but to no avail did not find it. Help
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Derivative of an operator valued function
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Wave function is always in abstract space?
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Schrodinger Equation and wavefunctions
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Energy levels hydrogenic atoms
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Radial distribution function, concept.
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Understanding QFT vs QM: A Beginner's Guide to the Differences and Similarities
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What is the difference between interaction and measurement?
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Two Groups of Entangled Photons
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Can photon-photon interactions alone produce black body radiation?
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Quantum superposition and Vector Space
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Lagrangian vs Hamiltonian in QFT vs QM
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Dose E=hn means quantization of energy?
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Charge Conjugation and Internal Symmetry Representations
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U(1), SU(2), SU(3) are symmetry of what?
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Can better sensors extract more info from old lens w/o limits?
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Any useful applications at all?
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What were the first applications of quantum mechanics to technology?
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I can't figure out if these are matrices or numbers
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Do Slater's Rules and Hund's Rule Contradict Each Other?
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Evidence that electron is a point particle?
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A question in QFT book of Peskin&Schoeder?
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What is the direction of angular momentum vector of a photon?
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Can Quantum Probability Fields Mimic Wormhole Effects in Particle Transfer?
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Understanding Quantum Spin: A Layman's Guide to Particle Spin of 1/2
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Radial wave function in H atom
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Can a photon have energy of spin?
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Electromagnetic radiations in bohr model
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Quantum Harmonic Oscillator Question
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Quantum Field as Physical Entity?
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Orchestration of Quantum Entanglement
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Magnitude of the scattering ampliudes in QFT
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The dipole interaction and fermions
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Is space quantized or is it seamless and smooth?
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What is the physical meaning of the double rotation symmetry of spin-1/2 states?
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Do photons gain mass in the presense of a black hole?
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A question regarding finite potential wells
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How photon entanglement works?
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Is there lighter particle than photon?
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/The probability density does not goto zero at the nodes if
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Question on the nature of spacetime
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Do gamma and X-ray wavelength photons also exist as collapse able wave fx's?
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Is entanglement still considered spooky ?
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Need help understanding this: Deriving expressions for spin 1/2 systems
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Wave funtions for a massive particle moving in 1D harmonic oscillating potential
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Analytic Continutation of Quantum Statistical Mechanics
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Operators and commutors, and order.
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Non-covariant parts of the propagator?
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Understanding Spherical Symmetry in the Hydrogen Atom
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Intuitive diagrams for Feynman diagram
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Quick question about notation for normalisation
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Pauli Exclusion Principle and Black Holes
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Whats the difference between reflection and scattering of photon? (QFT)
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How Does Zee Derive the Double Factorial in QFT's Gaussian Integral?
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Can Extending the Delay in a Quantum Eraser Experiment Alter Past Events?
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How to Make a Delicious Pizza at Home
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Quantum Entanglement in a Human Brain
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Do virtual gnomes play a role in black hole physics?
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What is the Principle that gives particles their own actual size?
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Why are quantities called operators
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Entangled Photons: V/H & 45/135 Polarisations
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Understanding Lagrangian: Explaining \frac{\delta S}{\delta \varphi _i}=0
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Wavefunction vs EM wave of a Photon
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Feynman diagrams for more than two particles
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What is the physical interpretation of bra-ket notation in quantum mechanics?
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What is the momentum operator in different bases and how can it be obtained?
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Expectation values for expanded wave functions
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Photon detector used in Young's Double Slit experiment?
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Wavefunction collapse with a single photon?
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What is the role of fields in Quantum Field Theory (QFT)?
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Is Wick Rotation Essential for Defining Quantum Field Theory?
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Parity operators and anti commutators
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What is the opposite of realism in quantum mechanics?
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Gauge Theories in Particle Physics: Questions Answered
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Quantum Computing: Superpositon of states problem
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How Does Path Integral Formalism Derive the Quantum Propagator?
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End of Realism? Experiments Test Quantum Mechanics
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181* NMR pulse, atomic description
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Double Slit Experiment: Does Energy Decrease?
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3 body relativistic phase space
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Is the ground state of a harmonic oscillator unique?
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Does Ghirardi's Thought Experiment Challenge Quantum Mechanics Predictions?
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Addition of Complex Term in Lippmann Schwinger Equation
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Destructive interference in electron diffraction
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Bra State Meaning: Negative Energy Possibility?
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Revolution of electron and that of the planets
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Understanding Glauber Coherent States
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What is the size of a black hole?
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Renormalization massless phi4 theory in Peskin.
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Full quantum mechanical description of the double slit experiment
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How Does QFT Describe or Predict the Position of a Particle?
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Question about double slit experiment with detectors
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Understanding the Hermitian Form in Velo-Zwanzinger's Article
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How Many Quantum Numbers Define a Spin 1/2 Particle's State?
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Determination of time-dependent coefficients (QM)
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Does the time dependent hamiltonian have stationary states?
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Number of Photons and wavelength?
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