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.
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Graduate Schrödinger's time-dependent equation (general)
- Paradox101
- · Replies 3 ·
Graduate Why the space is isotropic in the vector particle's decay?
- Ganesh Ujwal
- · Replies 1 ·
Graduate What is the potential field of an ion near the Bohr radius?
- Ganesh Ujwal
- · Replies 3 ·
Graduate Dirac Equation computational complexity
- Astudious
- · Replies 2 ·
Graduate Is the Hamiltonian for Klein Gordon fields Hermitian?
- nuclearhead
- · Replies 6 ·
Graduate Fock State: A Picture from Physical Point of View
- KFC
- · Replies 4 ·
Graduate How is the presence of a *single* electron determined?
- JonathanCollins
- · Replies 15 ·
Graduate Law of the minimization of mystery
- testingus
- · Replies 14 ·
Graduate Decoherence relationship to the measurement problem
- Feeble Wonk
- · Replies 90 ·
Graduate The basic math of quantum mechanics
- kindlin
- · Replies 8 ·
Graduate Question on peskin and schroeder
- HomogenousCow
- · Replies 1 ·
Graduate Does the Lagrangian of a mattress in QFT make sense?
- Aziza
- · Replies 8 ·
Graduate Communication with past and future?
- Noaholter
- · Replies 2 ·
Graduate How to entangle two particles?
- Breo
- · Replies 30 ·
Graduate Is the commutator of two operators always a scalar?
- Aziza
- · Replies 4 ·
Graduate Radio waves from an antenna using the propagator?
- nuclearhead
- · Replies 1 ·
Graduate Orthogonality of eigenstates and hermitian statement
- rwooduk
- · Replies 11 ·
Graduate Can a Massless Photon create Mass?
- Symmetry777
- · Replies 18 ·
Graduate Does the double slit experiment suggest the universe is a simulation?
- Sewager
- · Replies 8 ·
Graduate What Is a Bell's Inequality Experiment with Entangled Photons?
- Ponderer
- · Replies 7 ·
Graduate Do E and B Commute in Magnetic Field Expressions?
- naima
- · Replies 10 ·
Graduate What is the purpose of the analogies and equations used in the QM TV program?
- airydisc
- · Replies 1 ·
Graduate Hawking radiation temperature -- observer dependent?
- bcrelling
- · Replies 4 ·
Graduate Why don't we get thrusted(pierced) inside solid floor.
- gianeshwar
- · Replies 8 ·
Graduate Velocity of Phase Wave in Vacuum - Contradicting Relativity?
- kmajhi
- · Replies 2 ·
Graduate Is there any learning group for QFT?
- Xiaomin Chu
- · Replies 5 ·
Graduate Why does the Bell inequality give 1/4 in quantum mechanics but 1/3 classically?
- jerromyjon
- · Replies 11 ·
Graduate Are these quantum states equivalent in Hilbert space representation?
- Clear Mind
- · Replies 8 ·
Graduate Scale invaraince of renormalisation theory
- spaghetti3451
- · Replies 1 ·
Graduate Should we describe protons and electrons in dar Matter in a different way?
- MoAli
- · Replies 1 ·
Graduate Does Measuring Two Entangled Photons at the Same Time Break the Laws of Physics?
- leonmate
- · Replies 4 ·
Graduate Charge dependence of operators in QED renormalization
- WannabeNewton
- · Replies 0 ·
Graduate Calculating Particle-Antiparticle Rates in Vacuum Space w/ QT
- Jim Hasty
- · Replies 7 ·
Graduate When is an electron in a superposition?
- Ryan Bruch
- · Replies 21 ·
Graduate Conservation of Energy with non-allowed states
- gyroscopeq
- · Replies 3 ·
Graduate Can electron wavefunctions have measurable phase like photon fields?
- dsoodak
- · Replies 14 ·
Graduate Pauli-villars regularization in simple phi^4 case
- copernicus1
- · Replies 6 ·
Undergrad Problem about application of E = hv to white light
- Zynoakib
- · Replies 3 ·
Graduate How measurement in the double slit experiment affects result
- BinaryMan
- · Replies 70 ·
Graduate History of wave/particle duality
- phinds
- · Replies 12 ·
Graduate Transition Moments and Selection Rules
- Rambro323
- · Replies 4 ·
Graduate What is the current status of quantum darwinism ?
- Quantumental
- · Replies 1 ·
Graduate General Uncertainty Relation -- Why drop anticommutator?
- Aziza
- · Replies 9 ·
Graduate What is the Ising model and what conclusions were made from it?
- newbe318
- · Replies 4 ·
Graduate Systems with more than 1 wave function
- ghost313
- · Replies 4 ·
Graduate How many Feynman diagrams do I draw?
- mjordan2nd
- · Replies 2 ·
Graduate Implications of the quantum pigeonhole paradox for correlations
- dm4b
- · Replies 30 ·
Graduate Can future measurement techniques overcome Heisenberg uncertainty?
- Ozgen Eren
- · Replies 76 ·
Graduate What Happens to the Original Qubit's State After Moving It?
- Elroy
- · Replies 19 ·
Graduate Longitudinal polarization in Feynman photon propagator?
- copernicus1
- · Replies 1 ·
Graduate Quantization of EM field in dielectric?
- wasi-uz-zaman
- · Replies 5 ·
Graduate How do wavenumber and position eigenstates relate in quantum mechanics?
- albega
- · Replies 2 ·
Graduate What Are Dirac Electrons and Their Role in Solid-State Physics?
- Pion
- · Replies 3 ·
Graduate Why does infinite potential well give rise to standing wave?
- baouba
- · Replies 2 ·
Graduate Can gravitational waves exhibit quantum superpositions?
- bremsstrahlung
- · Replies 7 ·
Graduate Why does uranium fission with alpha particle detector give V as momentum perturbation?
- raeed
- · Replies 1 ·
Graduate The impossibility of FTL information
- Duplex
- · Replies 4 ·
Graduate Quantum teleportation in the news
- arabianights
- · Replies 1 ·
Graduate Experimental Quantum Mechanics Texts?
- kmm
- · Replies 10 ·
Graduate Someone know Bogoliubov spectrum?
- Pring
- · Replies 1 ·
Graduate Proving [itex][a_k^\dagger, a_q^\dagger]=0[/itex]
- mjordan2nd
- · Replies 7 ·
Graduate New Quantum Foundations Journal
- bohm2
- · Replies 4 ·
Graduate Heisenberg Picture Formalism: Rewriting Operators in Covariance
- Breo
- · Replies 3 ·
Graduate How do we get from quantum mechanics to statistical mechanics?
- bolbteppa
- · Replies 3 ·
Graduate Can hermitian operators move past complex conjugates outside inner products?
- Nikitin
- · Replies 2 ·
Graduate Taking the Fourier Transform of a potential
- spaghetti3451
- · Replies 5 ·
Graduate QFT & QM: Spinors, NRQM & Dirac Field Explained
- HomogenousCow
- · Replies 23 ·
Undergrad How does wave particle dulity work?
- SreenathSkr
- · Replies 18 ·
Graduate Electron in 1D Box: classical or quantum at different temps
- psyklon
- · Replies 1 ·
Graduate Are Galaxies Beyond Our Visible Universe in Quantum Superposition?
- DrZoidberg
- · Replies 4 ·
Graduate Quantum Chaos, Level spacing distr. in integrable system
- Scipio
- · Replies 1 ·
Dirac's QM - First Edition 1930 - 2 pages needed
- dextercioby
- · Replies 2 ·
Graduate Ising model, Hiblert space, Hamiltonian
- newbe318
- · Replies 2 ·
Graduate Concept and theories of Quantum Physics
- TheBiologist
- · Replies 8 ·
High School What is a wave, phase, phase velocity and group velocity?
- Gurasees
- · Replies 3 ·
Graduate Time Energy Uncertainty Question
- awardr
- · Replies 4 ·
Graduate Variation on Quantum cross covariance and CHSH
- jk22
- · Replies 15 ·
Graduate Did I understand the double slit experiment correctly?
- Watari
- · Replies 2 ·
Graduate Fusion Due to Gravitation in Bosonic Atoms
- tomgotthefunk
- · Replies 1 ·
Graduate Final step in deriving Casimir effect force from energy density
- 21joanna12
- · Replies 1 ·
Graduate Is Decoherence a Continuous Process?
- myki
- · Replies 4 ·
Graduate Hawking Radiation and Entanglement
- .Scott
- · Replies 8 ·
Graduate Hydrogen Atom orbital and quantum number
- terp.asessed
- · Replies 3 ·
Graduate Does an infalling object spread across the event horizon in Alice's frame?
- .Scott
- · Replies 7 ·
Graduate Black Body Molecular Absorption
- Mikeal
- · Replies 1 ·
Graduate Integration limits when potential is finite versus infinite
- rwooduk
- · Replies 2 ·
Graduate A stronger ψ-ontology theorem rules out ψ-epistemic models
- bohm2
- · Replies 22 ·
Graduate Can Energy Equal Mass if c=1 in Particle Physics?
- bert2002
- · Replies 3 ·
Graduate Exchange symmetry and addition of angular momentum
- thegreenlaser
- · Replies 5 ·
Graduate Photodissociation of Diatomic Molecules
- mm8070
- · Replies 2 ·
Graduate Sudden perturbation, particle in a box, ground state
- fluidistic
- · Replies 4 ·
Graduate QM prediction violating Bell’s inequality
- gabeeisenstei
- · Replies 12 ·
Graduate Spin parity and attractive/repulsive forces
- jjustinn
- · Replies 1 ·
Graduate Determine if System State is Pure or Mixed?
- normvcr
- · Replies 12 ·
Graduate Normalization of ground state "1/2hw"
- Jeffrey Yang
- · Replies 5 ·
Graduate Light speed and uncertanty principle
- brianhurren
- · Replies 2 ·
Graduate Observing Particles: Is Consciousness the Factor?
- Kevineo
- · Replies 4 ·
Graduate Deriving creation operator from annihilation operator
- 21joanna12
- · Replies 6 ·
Graduate A good quntum mechanics book to review before grad school
- tfhub
- · Replies 1 ·
Graduate Method for deduce Schrödinger Equation
- Garrulo
- · Replies 12 ·