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 Trying to understand Quantum Entanglement, String Theory, and the BB
- Tomrin
- · Replies 2 ·
Graduate Conservation of L^2 and Lz in central potential
- center o bass
- · Replies 2 ·
Graduate What is the hardest question to ask a quantum physicist?
- realblonde
- · Replies 68 ·
Graduate Do you use QM in Conjunction With QED/QCD?
- Drakkith
- · Replies 6 ·
Graduate Solution to the dirac equation and the square root of a matrix?
- center o bass
- · Replies 3 ·
Undergrad Double slit and psychology? General question.
- nukeman
- · Replies 9 ·
Graduate Born rule for degenerate eigenvalue
- dEdt
- · Replies 5 ·
Graduate Mass of Electron: What is True?
- daisey
- · Replies 4 ·
Graduate Can a Charge to Planck Mass Ratio Be Validly Calculated?
- Meselwulf
- · Replies 1 ·
Graduate Some questions on planck constant
- KFC
- · Replies 1 ·
Graduate Lonely Hydrogen Atom in Space (casimir)
- Jeronimus
- · Replies 1 ·
Graduate I have no idea what 'Normalize'/'Normalization' means Help please?
- jumi
- · Replies 11 ·
Graduate Standing Waves: Particles & Atomic/Molecular Orbitals
- Drakkith
- · Replies 4 ·
Graduate Can Entangled Particles Be Used for Quantum Communication?
- Lost in Space
- · Replies 9 ·
Graduate Do virtual particle pairs interact gravitationally?
- bahamagreen
- · Replies 24 ·
Graduate Generator of Rotations and commutation relationships
- Meselwulf
- · Replies 6 ·
Graduate Building the CRT's for the Double Slit Experiment
- Jordan Heath
- · Replies 5 ·
Graduate From unitary operator to hamiltonian
- KFC
- · Replies 7 ·
Graduate Understanding Unitary Operator Evolution in Quantum Mechanics
- KFC
- · Replies 4 ·
Graduate Reconciling DeBroglie and Dirac?
- exmarine
- · Replies 6 ·
Graduate Does the Schrodinger Equation Describe Particles Popping In/Out of Existence?
- Sparky_
- · Replies 3 ·
Graduate Lande g-factor and total angular momentum conservation
- center o bass
- · Replies 1 ·
Graduate Is nothing an unstable thing that violates HUP?
- SeventhSigma
- · Replies 15 ·
Graduate What would you consider to be the most quintessential equations of QM?
- SnotRocketSci
- · Replies 9 ·
Graduate Proving gamma matrix transposition identity
- LayMuon
- · Replies 5 ·
Graduate Don't understand continuous basis
- Alesak
- · Replies 10 ·
Graduate How to Derive the Chern-Simons Contribution to the Effective Action?
- Kirjava
- · Replies 4 ·
Graduate Representations of the Lorentz group
- center o bass
- · Replies 2 ·
Graduate Quantum eraser input polarization
- gespex
- · Replies 2 ·
Graduate Building a quantum computer from living parts (FMO proteins)
- PavonisStar
- · Replies 1 ·
Graduate Proof of traceless gamma matrices
- center o bass
- · Replies 2 ·
Graduate Relation between quantum computer and quantum field theory?
- erkant
- · Replies 2 ·
Graduate How many combinations are possible with the four quantum numbers?
- San K
- · Replies 4 ·
Graduate Does CP Violation in Weak Interaction Suggest Perpetuum Mobile of Second Type?
- snorkack
- · Replies 3 ·
Graduate How much mathematics do I need to know to start Quantum Field Theory?
- HakimFaizaan
- · Replies 4 ·
Graduate Charge conjugation in second quantization
- LayMuon
- · Replies 2 ·
Graduate What really is a Weak Measurement?
- Varon
- · Replies 10 ·
Graduate Is more than 99.9% of any object is just empty space?
- zzgl
- · Replies 29 ·
Graduate A Question about Spin Induced Magnetic Moment
- qinglong.1397
- · Replies 2 ·
Graduate Sakurai proof Wigner-Eckart theorem
- detste
- · Replies 1 ·
Graduate Explanation from Part of Griffith's text (Differential Equation)
- tylerscott
- · Replies 5 ·
Graduate Imaginary eigenvalues of gamma matrices
- center o bass
- · Replies 7 ·
Graduate Velocity and Phase Velocity of Matter Wave
- hschia
- · Replies 7 ·
Graduate How do we measure the position of a particle?
- the_pulp
- · Replies 3 ·
Graduate Independent fields in euclidean space
- geoduck
- · Replies 4 ·
Graduate Photoelectric effect with n photons
- Dr_Scientist
- · Replies 1 ·
Graduate Detection loophole vs. Spooky action at a distance
- gespex
- · Replies 3 ·
Graduate Higgs boson and the future of quantum phyiscs
- ananthu
- · Replies 4 ·
Graduate String Theory: Is Energy a Physical Entity?
- jaydnul
- · Replies 6 ·
Graduate Just recently I discovered the world of the superfluids and I am
- Hut
- · Replies 5 ·
Undergrad Schrodinger Equation, Potential
- Jonnyb42
- · Replies 2 ·
Graduate Why does the Planck hypothesis give average energy kT for low frequencies?
- The Head
- · Replies 2 ·
Graduate Is the law of noncontradiction still applicable in quantum physics?
- DarkFalz
- · Replies 7 ·
Graduate Adding energy to confined particles
- rimmini
- · Replies 1 ·
Graduate Exploring the Difference between KT and Ferro-Para Phase Transitions
- wdlang
- · Replies 1 ·
Graduate Exclusion principles for fermions and bosons
- Brandon1994
- · Replies 2 ·
Graduate Electron/Hole Effective Mass vs Solar Cell efficiency
- jnguyen7
- · Replies 1 ·
Graduate Quantum Entanglement at the Big Bang
- Louie-Pismo
- · Replies 3 ·
Graduate Proving the Poisson summation formula (like a physicist)
- center o bass
- · Replies 1 ·
Graduate Gauge invariance requires gauge bosons, why not for neutral fermions?
- bcrowell
- · Replies 19 ·
Graduate How do photons interact in magnetism and how is the force felt
- jmmy
- · Replies 13 ·
Graduate How to understand the standard momentum introduced in Weinberg's QFT
- qinglong.1397
- · Replies 10 ·
High School Double Slit Experiment: Home Reproduction Guide
- Cpac73322
- · Replies 4 ·
Graduate Why does Klein-Gordon's equation not obey quantum mechanics?
- Imanbk
- · Replies 4 ·
Graduate What does Quantum entanglement tell about Causality?
- Soumya_M
- · Replies 10 ·
Graduate What are the units for spectral energy density according to the Planck Law?
- Fr34k
- · Replies 1 ·
Graduate Does New Research Disprove Heisenberg's Uncertainty Principle?
- d3mm
- · Replies 4 ·
Graduate QM & CTCs: Examining the Possibility of Closed Time-Like Curves
- Endervhar
- · Replies 12 ·
Graduate Experimental violation of HUP in its original form
- bcrowell
- · Replies 4 ·
Graduate 2 scientists think they have defeated the uncertainty principle
- g.lemaitre
- · Replies 1 ·
Graduate Question about quantum physics and possible shortcomings
- galoisjr
- · Replies 2 ·
Undergrad Question with electromagnetic radiation
- bumblee133
- · Replies 1 ·
Graduate Fermion Anticommutation Relations (nightmare)
- latentcorpse
- · Replies 9 ·
Graduate Learning path to quantum spin Hall effect after integer QHE
- ck00
- · Replies 1 ·
Graduate Rationale of the position operator?
- PerpStudent
- · Replies 3 ·
Graduate Gaussian wave packet k' term in time evolution
- Don'tKnowMuch
- · Replies 7 ·
High School Normalizing Functions: Basics & Examples
- laser123
- · Replies 3 ·
Graduate Wave function of a flame or fire
- rodsika
- · Replies 6 ·
Graduate Wave Function Collapse: Quantum Mechanics by Griffith
- nouveau_riche
- · Replies 8 ·
Graduate Ehrenfest Theorem - Does Classical Mechanics Need Big Particles?
- geoduck
- · Replies 5 ·
Graduate Can wave particle duality be viewed at macroscopic scale ?
- shivaniits
- · Replies 2 ·
Graduate What happens when we insert detectors in a delayed choice experiment?
- entropy15
- · Replies 1 ·
Graduate Sakurai 1st edition vs. Sakurai 2nd edition?
- JVanUW
- · Replies 1 ·
Graduate What is the speed of light doing in the spin half hamiltonian?
- center o bass
- · Replies 4 ·
Graduate Who is puzzled by the delayed choice?
- Demystifier
- · Replies 86 ·
Graduate Lorentz invariance of [itex] E_p \delta ({\bf p}- {\bf q}) [/itex]
- LayMuon
- · Replies 8 ·
Graduate Model of the universe/quantum computing
- lntz
- · Replies 1 ·
Graduate Confusion about Wave / Particle Behaviour of X-Rays
- cavis
- · Replies 4 ·
Graduate Quantum vacuum plasma thruster
- kgbgru
- · Replies 1 ·
Graduate Should relativity affect the uncertainty principle?
- cragar
- · Replies 22 ·
Graduate Radiation from a continually-accelerating electron
- sshai45
- · Replies 1 ·
Graduate Quarter Wave Plate: 45 & 135 Degree Polarization Output
- StevieTNZ
- · Replies 1 ·
Graduate Entanglement, classical correlation, and questions about superluminal signalling
- Physics Monkey
- · Replies 4 ·
Graduate Unitary equivalence of QM (not for energy?)
- center o bass
- · Replies 10 ·
Graduate Problem with the two-slit experiment
- Pianoasis
- · Replies 7 ·
Graduate Simultaneously Measuring Entangled Particles
- myshadow
- · Replies 37 ·
Graduate Can the future affect the past
- PrestonFM
- · Replies 21 ·
Graduate A very basic question about the the origin of quantum levels
- WarpedWatch
- · Replies 3 ·
Undergrad Simplified spacetime and Emc2 vs Quantum Theory
- JackWilkinson
- · Replies 1 ·
Graduate Quantum Entanglement: The Spooky Connection Between Particles
- StationZero
- · Replies 11 ·