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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 Why do we use Gauge Theories to describe local conservation of charge?
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Graduate The Lagrangian formalism of Quantum Field Theory
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Graduate Quantum algorithms on Graphs VS Quantum Graphs
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Graduate Energy of a Photon: Frequency, Intensity, Momentum
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Graduate Matrix operators Dirac notation
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Graduate Sanity check: Kitaev's quantum computing book
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Graduate How Does the Bogoliubov Transformation Apply in BCS Theory with MFA?
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Graduate Difference between a particle and its field
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Graduate Dirac notation and conjugate transpose in Sakurai
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Graduate Why the photoelectric cross section decreases with the energy of the photon?
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Graduate Contextuality and Non-Locality
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Undergrad Basic question regarding Maxwells distribution
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Graduate Relativistic Equation Questions
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Graduate Is the universe a fermion or a boson?
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Graduate How is the commutator derived through the general form of expectation value?
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Graduate Is Degeneracy in Quantum States Equally Probable in Thermodynamic Equilibrium?
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Graduate Understanding the Role of Poles in the Propagator for Massive Vector Fields
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Graduate Wave Function Collapse: Observers & Probability in Schrodinger's Cat Experiment
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Graduate Nature of Time in Physics: A Question
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High School Does anyone know if the fastest velocity of light is not fastest anymore?
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Graduate Bending Radiation: Heat Pumps and Beating Carnot's Law
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Graduate The dimensionality of the state space of a quantum system
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Undergrad What Does Black Light Do to a Blackbody?
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Graduate Expanding over R and L polarisations
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Graduate Double slit confusion from observed particle dynamics.
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Graduate Can Quantum Physics Reveal Higher Dimensions Beyond Our Perception?
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Undergrad General explaination of standard model/particles in general?
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Graduate TIme-independent schrodinger equation
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Undergrad Measuring Momentum: Is One Measurement Enough?
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Graduate Understanding The ever elusive Photon Model
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Graduate Time-dependent Schrodinger equation for many particles
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Graduate Solving Schroedinger's equation for Step Potential
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Graduate A thought experiment (excuse me if I have wrong information, i'm new)
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Graduate Feymman's theory, double slit experiment - Stephen Hawking
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Graduate Trace as a product of operators
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Graduate Lasers/lifetime of metastable states on brightness of beam
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Graduate Eigen functions of momentum operator
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Graduate Phase Factor of Spinors (what they represent)
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Graduate A Pauli and a Dirac electron, momentum density and spin.
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I was watching this documentary.Is this true?
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Graduate Is the radial part of the Laplacian in spherical coordinates Hermitian?
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Graduate Hyperfine splitting in Hydrogen atom
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Graduate Why don't all observables commute in QM?
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Graduate HUP and the effects of measuring a particle
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Graduate Applications of Functional Analysis ?
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High School What is the Frequency of a Photon? Understanding Light Particles Explained
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Graduate What is the Frequency in Einstein's Quantum Expression?
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Graduate Pair Production: Creating Matter from Light
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Graduate Explanation for uncertainty principal?
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Graduate What Are Casimir Operators and Rest Reference Conditions in Particle Physics?
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Graduate Multiplying ψ* in Quantum Mechanics: Understanding Probability Density
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Undergrad Plasma Frequency and Work Function
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Graduate What is the Nature of Reality?
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Graduate The Multiple Worlds theory- it contradicts itself
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Graduate Is the Higgs Field a Key Player in Quantum Decoherence?
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Graduate Newbie question - about Schroedinger's Cat
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Graduate Understanding the triple slit experiment
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Graduate Debroglie Wavelength: λ & v Proportional?
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Graduate Topological Insulators Explained: Quantum Hall Effect & More
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Is Our Reality a Simulation?
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Graduate No need for spooky action at a distance
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Graduate Scalar Boson and Quantum Non-locality
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Undergrad How is the scattering cross section measured?
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Graduate Existance of ladder operators for a system
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Graduate A question about the double slit experiment
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Graduate Schrodinger Equation and seperation of variables
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Graduate Newbie Question - Double Slit Experiment - 'Interference Patterns'
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Graduate How do we know it's not some kind of attraction?
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Graduate Is double slit experiment the only proof for quantum particles' superposition?
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Graduate Is quantum gravity a promising field?
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Graduate Problem about quantum environmental decoherence
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Graduate Schrödinger and Heisenberg picture
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Graduate Questioning Schrodinger's Cat: Is Outcome Real Until Observed?
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Graduate Why is the first type bessel function called first?
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Graduate Exploring the Schrodinger Equation: How Does It Handle Split Wave-Functions?
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Graduate Questions about properties of wave-functions
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Graduate What Else Splits in Single Particle Interference Experiments?
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Graduate Is any energy required to change the phase of a wave-function?
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Graduate 3-fold degeneracy: what is it?
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Graduate What Are Fermions and Bosons in the Meson Quark Model?
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Graduate Quantum well laser diodes - Operation and design
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Graduate Superposition principle and continuity
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Undergrad Can the Photoelectric Effect Cause Metal Oxidation in a Vacuum?
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Graduate Renormalizing solutions of the Klein-Gordon equation
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Graduate Quantum mechanics of hydrogen and many-electron systems
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Graduate FermiDirac-BoseEinstein-Boltzman derivation
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Undergrad How close must the wavelength of a photon be for an atom to absorb it?
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Graduate Superposition and Pauli's principle
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Graduate Answer: What is Atom Spin: Physical or Property?
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Graduate Visualisation in Quantum mechanics
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Graduate Causality in quantum mechanics
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Graduate Eigenfunction vs wave function
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Graduate Photons emitted by an accelerated charge
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Graduate Brain freeze on Dirac EQ v. Dirac Hamiltonian
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Graduate The Higgs field and the aether
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Graduate Higgs field and General Relativity
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Graduate Principal Quantum number: n to infinity?
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Graduate Quantum numbers (free particles)
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Graduate Grassmann variables and functional derivatives
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Graduate Calculation in Peskin&Schroeder QFT book
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