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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 Universal quantum physics
Undergrad Scattering theory (some confusion)
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Undergrad Wave-particle duality: nature of wave-particle as it travels
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Graduate Is CPT Symmetry Inherent in All Quantum Field Theories?
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High School How to compare camera film ISO number to quantum efficiency?
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High School Is quantification random or pseudo-random?
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Graduate WKB Approximation: Suggestions for Starting Points
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Undergrad EM Wave Components for a Photon?
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Undergrad Do All Physical States Satisfy the Hamiltonian Equation Hψ = Eψ?
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Graduate Is Quantum Stealth Camouflage Real or Just Another Misreported Discovery?
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High School Does retrocausality only apply to subatomic particles?
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High School Quantum to Classical Particles: Understanding the Entropy Limit
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Undergrad Integral computation in scattering theory
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Undergrad Condition for quantum entanglement?
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High School Does Electromagnetic wave qualifies to become a particle?
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Undergrad Describing Energy for Time-Dependent States
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Undergrad Keeping a subspace decoherence free, with the Zeno Effect
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Undergrad Does Anti-Information Exist in Quantum Theory?
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High School Electron arrangement and ionisation energy
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Undergrad Legitimacy of Particle-Wave Duality
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Graduate What do people mean by "dynamical phase transition"?
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Undergrad Coupling Spin-0 and spin-1 fields
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High School A question of timing in a light bulb
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Undergrad Are electrons in a shared shell quantumly entangled?
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Undergrad How Does Decoherence Affect Our Perception of Quantum Superpositions?
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Undergrad What happens to the eigenvalue if an operator acts on a bra?
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Undergrad Molecular Spin Number: Uncovering the Secrets of Nuclear Spin in Molecules
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High School What counts as observer effect?
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Undergrad Solving Fermi-Dirac Integral: Step-by-Step Guide
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Undergrad What is the spin quantum number of an atom in 4P state?
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Undergrad Macroscopic wavefunction evolution
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Graduate Hawking multiverse implications for "all" histories
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Undergrad Quantum Key Distribution - interception confusion
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Undergrad Measuring entangled state of degenerate eigenstates
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Undergrad Energy of a number of particles
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Undergrad How do Z-Dir and N-Dir Spins Affect Entangled State Measurements?
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Undergrad Degeneracy in quantum statistics
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High School What groundbreaking insights can quantum physics research on the ISS reveal?
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Undergrad Singlet and triplet spin states - the normalisation constant
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Undergrad What is the meaning of phase in relation to laser states?
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Undergrad Non-Newtonian fluids at the quantum level
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Graduate Best first book on quantum mechanics
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Undergrad Can an electron in an s-orbital exist at the nucleus (r=0)?
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High School Begining of time, cause and effect and quantum randomness
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High School Femions to Bosons: The Future of Electronics
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High School Explain Photoelectric Effect: Potential, Formula & Voltage
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Undergrad Examples of Basic Potential functions
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Undergrad How Does Quantum Mechanics Relate to Quantum Field Theory in Particle Physics?
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Undergrad Simulation Hypothesis and Skynet
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High School Number of entangled particles in nature
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Undergrad Schrodinger equation and stationary states
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Graduate Canonical quantization of scalar fields
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High School Can entanglement be broken easily
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Undergrad Derivation of the photon energy
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High School What is Quantum Statistical Mechanics?
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Undergrad Why are the gamma-matrices invariant?
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High School So the holographic principle doesn't have much evidence?
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Undergrad Why is there only odd eigenfunctions for a 1/2 harmonic oscillator
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High School Interference patterns of electrons vs. photons
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High School Electrons and ions -- how long can they exist apart?
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Undergrad Quantum Coherence: Macroscopic Superpositions Explained
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High School Does quantum mechanics explain why subatomic particles behave the way they do?
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High School Why do the 4 forces have the strength that they do?
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Undergrad Understanding Spin-2 Bosons & Graviton Theory of Gravity
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Undergrad Why electron enters the lowest potential possible?
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Undergrad Mapping between rotations and operations: sign & handedness
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Graduate Can the Markov chain be used in qubit manipulation?
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Undergrad Energy quantization of the particle in a box
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Graduate Optical Bistability and the Jaynes-Cummings Model
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Undergrad A special relativity explanation for the Lorentz Force?
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Graduate Liouville Master Equation for an Open Quantum System
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Undergrad Probability density and kinetic
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Undergrad Does the probability collapse theory of QM imply backward in time
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Undergrad Confused about slater determinant for excited states
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High School How Do Virtual Photons Mediate Forces in Quantum Electrodynamics?
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Undergrad Spin up and Spin down states can be written as .... why?
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Undergrad Can interactions happen at less than the Planck Time?
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Undergrad Normalizing Constant 3D Infinite Well
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Undergrad Virtual particles in Feynman diagrams and not
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Undergrad Expression for Uncertainty of Arbitrary Operator
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Undergrad Why is there a -1/2 in the Lagrangian density for ω mesons?
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High School Do probabilities for entangled polarization states add up to one?
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Undergrad Postulates for the formal core of quantum mechanics
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Graduate Fermi energy Ef changes with applied electric field?
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Graduate What is a "quantum potential" ?
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Undergrad Wave-particle duality and localization
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High School Faster than light communication via entanglement?
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Undergrad Difference between expectation value and eigenvalue
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Undergrad Understanding Electron Spin: Deep Theoretical Reasons Explained
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High School The sticky elactic in the Bloch sphere
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Undergrad What Is the Descriptive Meaning of \(- \frac{e}{c}\vec A\)?
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Undergrad Spin states for two identical 1/2 particles - Confused :s
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Graduate Quantum Optics Question and Wigner Functions
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Graduate Is Phase Relevant for Uncharged Particles?
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Undergrad Help With Black Board EQ's in a P.A.M. Dirac Lecture
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Undergrad Unraveling the Mystery of Particle Spin Numbering System
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Undergrad How to prove Schrodinger's equation in momentum space?
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High School Do Photons Contribute to the Energy Released in Nuclear Explosions?
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Graduate Euclidean signature and compact gauge group
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Undergrad General Solution of Dirac Delta Potential Well
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High School Does Photon Emission Cause Decoherence?
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