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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
Graduate Entanglement and Bell's theorem. Is the non-locality real?
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Graduate Can Objects Be Infinitely Divisible?
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Graduate Commutator Relation: What is [\hat{A}\hat{B}, \hat{C}\hat{D}] Equal to?
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Graduate Does Quantum Decoherence Imply Permanent Superposition for Humans?
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Graduate Question about the interference effect with two distinct sources.
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Graduate Wick's Rotation contour integration
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Graduate Mathematical misconception in scattering: switching from cartesian to spherical
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Graduate Not seeing the action of a free particle in the Path Integral Formulation
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Graduate Heisenberg's Uncertainty vs Virtual Particle Fluctuations
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Graduate Wigner distribution in phase space
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Graduate Any experiment to falsify quantum mechanics?
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Graduate Some questions on energy of orbitals
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Graduate Light scattering and thermal emission of a body
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Graduate Fourier transform as (continuous) change of basis
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Undergrad Need a simple wave function explanation
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Graduate Lorentz Generators: (J and M) vs. S
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Graduate Interaction picture and s-matrix
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Graduate Calculating Residues and using Cauchy Integral Formula
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Graduate Degeneracy Parameter A: What is N, V, and k?
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Graduate Can someone who knows Quantum Mechanics tell me if this video is a good intro?
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Graduate Potential Function of Infinite Square Well - Help Needed!
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Graduate Conservation of energy during generation of entanglement
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Graduate Question about expanding a square root in powers of gradient
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Graduate A perturbation operator problem
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Graduate Expected values in infinite square well
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Graduate About propagator and poles in QFT
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Undergrad Can any magnet achieve quantum levitation?
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Undergrad Best book for Quantum mechanics
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Graduate Canonically conjugate operators
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Graduate Gauge invariance of stress-energy tensor for EM field
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Graduate Energy E in total per level, or per state in level?
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Undergrad Difference between photon frequency and the light frequency?
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Graduate The uncertainty principle and electric field strength
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Undergrad Smallest measurable length & amount of time
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Graduate Information Theory on Wave Function Collapse
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Graduate Proton electric dipole moment?
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Graduate Particle in superposition of energy eigenstates and conservation of energy.
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Undergrad Understanding the Mystery of Electrons: The Laser Slit Test
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High School The Double Slit Experiment Blows My Mind
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Graduate Matter as Excitation of Fields: Model or Reality?
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Graduate Why is the Wave Function Central to Quantum Theory's Physical Interpretation?
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Graduate Create Feynman Diagrams online
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Graduate Do Lorentz boosts affect spin orientation?
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Undergrad About the hyperfine energy splitting of a positronium
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Graduate Can someone explain what this means please?
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Graduate Uncertainty in some observable A
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Graduate The quantum state cannot be interpreted statistically?
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Graduate Normalization of step potential eigenfunction
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Graduate Spin direction and 4-spinor components
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Graduate Schrödinger Eq: Neglect Uncertainty Principle? Intensity Probability?
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Graduate Quantum Superposition: Does it Apply on a Larger Scale?
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Graduate Confusion from Weinberg's QFT vol1
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Graduate Question about expectation values.
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Graduate Question re the Information Paradox
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Graduate Why most observables have real eigenvalues
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Graduate Quantum Harmonic Oscillator - Why we limit the bottom end of the ladder
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Graduate Hamiltonian for hydrogen atom?
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Graduate Gross-Pitaevskii equation in Bose Einstein condensates
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Graduate Quantum Key Distribution confusion.
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Graduate Particle Annihilation in Interacting Fields: Frequency and Bound State Quanta
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Graduate Analytic continuation to find scattering bound states
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Graduate Hamiltonian Kinetic Energy Operator
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Graduate Does the Observer Affect the Superposition of Quantum Particles?
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Graduate How Does Quantum Entanglement Work?
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Graduate How do you know when a set of observables form a CSCO?
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Graduate Odd and even solutions to the SE
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Graduate Is the Lowest Possible Spin of Particle p 2 in Decay Scenarios?
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Graduate Complex coefficents in density operator expansion?
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Graduate Does it matter which eigenvectors
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Graduate Particle in a box and Heisenberg Uncertainty principle paradox?
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Graduate Where do external photon terms go in Feynman diagram term ordering?
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Graduate Lagrangian vs. Hamiltonian in QFT
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Graduate Can particles be entangled on any property having more than two states?
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Graduate Why the Antisymmetry of Wavefunction for l = 1?
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Graduate Are Protons and Nuclei Transitioning Between Spin States in NMR and MRI?
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Graduate Hey guys,I have to admit that my knowledge of this stuff is
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Graduate The universe from the point of vew of a photon ?
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Graduate Negative energy in the Schrödinger equation
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Graduate What Causes the Attraction Between Charged Particles?
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Graduate Quantum Computing and the Infinite Salesmen Problem
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Graduate Creation and Annihilation Operators
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Graduate Fair Sampling Loophole now closed for Photons
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Graduate Second Quantization for Fermions: Creation Operator
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High School Is it true that you are never actually touching something?
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Graduate Bosonic condensation in 1 spatial dimension
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Graduate Quantum-Classical limit of Zonal Harmonics
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Graduate QM: Understanding Quantization Axis for 2-Level Atoms
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Undergrad Help Me Master the G-Factor: A Serway's Modern Physics Guide
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Graduate Lagrangian density for a complex scalar field (classical)
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Graduate Can Perfect White Light Consist of Only Out-of-Phase Photons Resulting in Black?
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Undergrad What Does Wave-Particle Duality Mean for Electrons?
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Graduate Identity Operator: Vector Expressions in Basis A
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Graduate How does abstract algebra relate to canonically conjugate in physics?
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Graduate Quantum Zeno Effect - Explained
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Undergrad Protons and neutrons the same mass?
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Graduate 3-Qubit Quantum Circuit with 1 CNOT
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Graduate Is Lucid Dreaming the Key to Unlocking Quantum Machine Learning?
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Graduate Splitting light into colors, mathematical expression (fourier transforms)
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Graduate Energy-Time Uncertainty Relation
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Graduate Free Particle in No Potential: Explained Intuitively
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