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.
Threads
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 QM & Speed of Light: A Random Thinking
- 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 Understanding the Bell Inequality and its Impact on Quantum Mechanics
- 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 Electric & magnetic field of a photon in QM
- 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 Please explain the Ising model in a simpler way, thank you
- 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 Quantum Pigeonhole Effect: New Implications for Correlations
- dm4b
- · Replies 30 ·
Graduate A very basic question about 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 A question about the Hamiltonian of the fission of Uranium
- 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 Simple question concerning Hermitian operators
- 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 Wave Basics: What Is Wave, Phase & 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 Help with deriving the Casimir Effect?
- 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 What happens when an object approaches an event horizon?
- .Scott
- · Replies 7 ·
Graduate Black Body Molecular Absorption
- Mikeal
- · Replies 1 ·
Graduate Quick question about integrating limits in QM problems
- rwooduk
- · Replies 2 ·
Graduate Reality of the Quantum State: A Stronger Ψ-ontology Theorem
- 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 Question about creation and annihilation operators?
- 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 ·
Graduate Dirac Equation Charge Density
- jb35len
- · Replies 4 ·
Graduate Spin-Orbit interaction in nucleus' rest frame
- ShayanJ
- · Replies 7 ·
Graduate Simple quastion about superposition
- maxverywell
- · Replies 7 ·
Graduate Loop Quantum Gravity and the Concept of the Universe as a Co
- ricardo81
- · Replies 9 ·
Graduate Help with Heisenberg's "isospin" Hamiltonian
- jjustinn
- · Replies 2 ·
Graduate Quantum entanglement: where is the pair?
- imsmooth
- · Replies 25 ·
Graduate Experiment from Einstein Bohr debate
- jbmolineux
- · Replies 41 ·
Graduate Position & Momentum: Understanding Expectation Values
- Frank Einstein
- · Replies 5 ·
Graduate Quantum Teleportation: Nucleus and Standard Model
- Yash Lokare
- · Replies 10 ·
Graduate Delayed ChoiceQuantum Eraser: what about decision?
- QuantumEraser
- · Replies 16 ·
Graduate How strong are fluid experiments in restoring determinism?
- Pleonasm
- · Replies 15 ·
Graduate Parity violation on macroscopic scale
- tzimie
- · Replies 3 ·
Graduate What is the suitable unitary operator for a rotating frame?
- AngeSurTerre
- · Replies 46 ·
Graduate Can Dumbbell-Shaped Orbitals Be Experimentally Confirmed?
- Callaghan
- · Replies 3 ·