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.
Sub-forums
Threads
Graduate Why do photons have no rest mass and cannot have a charge?
- Nikaro
- · Replies 31 ·
Graduate Difficulties in Canonical Quantization and Tensor Relations in Elementary QFT
- muppet
- · Replies 20 ·
Graduate What Is the Schwarz-Hora Effect and Its Implications on Quantum Mechanics?
- mn4j
- · Replies 5 ·
Graduate A mental picture of entanglement?
- ronridings
- · Replies 4 ·
Graduate Do Weyl Spinors Have Well-Defined Helicities Across Different Masses?
- nrqed
- · Replies 8 ·
Graduate Normalization of Wave-Function
- Sparky_
- · Replies 7 ·
Graduate Is the principal objection to decoherence thermodynamical?
- canoe
- · Replies 16 ·
Graduate Uncertainty principle in classical mechanics boundary
- omri3012
- · Replies 2 ·
Graduate What is the Derivation of the Schrodinger Equation for Matter?
- snoopies622
- · Replies 8 ·
Graduate Quantum Kinetic Theory by M. Bonitz: Traces over Commutators
- Jezuz
- · Replies 2 ·
Graduate Can BECs Show Us Decoherence in "Slow Motion"?
- SW VandeCarr
- · Replies 1 ·
Graduate Quantization of Orbits: Explained
- aymer
- · Replies 1 ·
Graduate How Are Allowed Wave Vectors Calculated in Carbon Nanotubes?
- rejinisaac1
- · Replies 4 ·
Undergrad Weak and strong interaction are attactive or repulsive force?
- magnetar
- · Replies 1 ·
Graduate Basic question on a vector superfield
- RedX
- · Replies 3 ·
Graduate Black hole laser or condensate?
- tiny-tim
- · Replies 2 ·
Graduate Super-position / Duality Physically Real?
- Thetom
- · Replies 12 ·
Graduate The Significance of Decoherence in the Quantum-to-Classical Transition
- kexue
- · Replies 7 ·
Graduate Beta Function for QED: 20/9 or 8/3?
- RedX
- · Replies 3 ·
Graduate Understanding Counterterms: Demystifying Srednicki's Equation 9.25
- malawi_glenn
- · Replies 2 ·
Graduate Total angular momentum of N identical bosons
- wdlang
- · Replies 4 ·
Graduate Software to calculate simple commutator relation ?
- aspidistra
- · Replies 1 ·
Graduate What are Jacobi coordinates, and why are they useful?
- AxiomOfChoice
- · Replies 1 ·
Graduate Fourier Transforms, Momentum and Position
- r16
- · Replies 4 ·
Graduate Time evolution of an entangled state
- menriquezf
- · Replies 1 ·
Graduate Does Quantum Entanglement Necessitate Faster-Than-Light Communication?
- TimH
- · Replies 25 ·
Graduate Divergent tree level Feynman diagrams?
- DrFaustus
- · Replies 7 ·
Graduate What operators can we measure directly?
- Fredrik
- · Replies 14 ·
Graduate Quantum Foam vs Zero Point Energy
- Zenth
- · Replies 2 ·
Undergrad Fourier transform spectroscopy
- Chemistopher
- · Replies 2 ·
Graduate Force Carriers, Mass, and Speed
- daisey
- · Replies 2 ·
Graduate Reason for Fourier transform convention in QM?
- pellman
- · Replies 8 ·
Graduate Laser Broadening: Impact on Wavelengths
- chrisphd
- · Replies 1 ·
Graduate Question about scattering and emission
- KFC
- · Replies 1 ·
Graduate Number say about the spin of a particle?
- MrPickle
- · Replies 3 ·
Graduate Status of Teleportation Research?
- Ulnarian
- · Replies 8 ·
Graduate Yet another question about the double slits
- intervoxel
- · Replies 5 ·
Graduate Wave or Particle: Unraveling the Mystery of Electrons
- peeyush_ali
- · Replies 26 ·
Graduate The CRT and Electron Superposition
- McHeathen
- · Replies 17 ·
Graduate Lorentz Transformation and Creation Operators
- maverick280857
- · Replies 8 ·
Undergrad Question about properties of light?
- hopskins
- · Replies 19 ·
Graduate What Defines the Weak Field Regime in the Zeeman Effect?
- rabbit44
- · Replies 1 ·
Graduate Renormalizable quantum field theories
- LaserMind
- · Replies 83 ·
Graduate Is the path integral well defined
- pellman
- · Replies 13 ·
Graduate Energy of electron and its effective mass
- Stanley514
- · Replies 11 ·
Graduate Time is interconnected with mass, right?
- brianthewhitie7
- · Replies 1 ·
Graduate No Permanent Dipole Moment in Two-Level System w/External Field
- KFC
- · Replies 3 ·
Undergrad Pair Production and Annihilation
- rss14
- · Replies 3 ·
Graduate The role of complex conjugation in QM
- bunburryist
- · Replies 4 ·
Graduate Einstein's 'Spooky Physics' Gets More Entangled
- EricKnaak
- · Replies 5 ·
Graduate Can Matter and Energy Interchangeably?
- Frozen Light
- · Replies 4 ·
Graduate Any benefits of uncertaintity?
- aaryan0077
- · Replies 2 ·
Graduate Mermin on Spooky action at a distance
- Niles
- · Replies 33 ·
Graduate Computing P$^{\mu}$ with Stress Energy Tensor
- maverick280857
- · Replies 12 ·
Graduate Geneva University speed of entanglement results
- LaserMind
- · Replies 26 ·
Graduate Convergence of vacuum state of Klein Gordon field in a box
- maverick280857
- · Replies 6 ·
Graduate Probability that energy level is occupied
- unscientific
- · Replies 3 ·
Graduate Questions over Quantum Physics
- haloshade
- · Replies 20 ·
Graduate Calculating Length of Closed Orbits: Gutzwiller Formula & Hamiltonian Systems"
- zetafunction
- · Replies 1 ·
Graduate Expressing the Klein Gordon Hamiltonian in terms of ladder operators
- maverick280857
- · Replies 2 ·
Graduate FTL communication: might QM entanglement trump relativity?
- Untangled
- · Replies 29 ·
Graduate Colapse of the Wave Funcion and the Schroedinger Equation
- wofsy
- · Replies 58 ·
Graduate Normalized function and minimum energy
- satach
- · Replies 4 ·
Graduate Another question about tensor derivatives
- maverick280857
- · Replies 9 ·
Graduate Alternative formalization of quantum mechanics?
- krete
- · Replies 1 ·
Graduate Potential Energies: Same Value, Different Minima?
- Physicslad78
- · Replies 4 ·
Graduate Atom Stability and harmonic oscillator
- feynmann
- · Replies 12 ·
Graduate Degenerate perturbation theory question
- mattlorig
- · Replies 10 ·
Graduate Validity of Mathematical Proof of Uncertainty Principle
- phreak
- · Replies 6 ·
Graduate When is a propagator on shell?
- nolanp2
- · Replies 1 ·
Graduate Generalizing entanglement: Aren't all quantum events superluminal?
- DB Katzin
- · Replies 4 ·
Graduate Compton effect does the electron radiate?
- conway
- · Replies 27 ·
Graduate What Devices and Barriers are Used in Quantum Tunneling Experiments?
- forex10
- · Replies 1 ·
Graduate No-communication theorem question
- Smacal1072
- · Replies 5 ·
Graduate Buckyball Interference, classical/quantum border?
- Q_Goest
- · Replies 4 ·
Graduate Solving a differential equation similar to Legendre
- Physicslad78
- · Replies 1 ·
Graduate Angular momentum in whole numbers
- snoopies622
- · Replies 11 ·
Undergrad Photoelectric efffect question
- NMphoton
- · Replies 1 ·
Undergrad Non-Moving Photon: Are They Detectable?
- ronridings
- · Replies 18 ·
Graduate How does the quantum model justify accelerating electrons not losing energy?
- merry
- · Replies 30 ·
Graduate Polynomial wavefunction - basic math qu.
- keen23
- · Replies 2 ·
Graduate Explanation of the mass and charge of the proton
- LitleBang
- · Replies 6 ·
Graduate Quantum Entanglement: Is Spin Truly Random?
- ryuunoseika
- · Replies 4 ·
High School What Are Muons and Their Mysteries in the Alps?
- pesto
- · Replies 2 ·
Graduate Feynman's double-slit experiment
- pevans
- · Replies 47 ·
Graduate Random walks and conservation laws in average
- cesiumfrog
- · Replies 1 ·
Graduate Does Time Affect Nucleus and Electron Interactions?
- tanzanos
- · Replies 1 ·
Graduate Idea for light speed or possibly faster than light speed travel?
- Redman0123
- · Replies 1 ·
Graduate Relativistic Quantum Mechanics
- smkauffman
- · Replies 7 ·
Graduate What Are the Limits of Quantum Tunneling Theory?
- ice109
- · Replies 6 ·
Graduate Does a single photon have a wavelength?
- jeffmoeller
- · Replies 19 ·
Graduate Solitons and Heisenberg uncertainty
- zetafunction
- · Replies 7 ·
Undergrad Classical Explanation for Photoelectric Effect
- musashi1029
- · Replies 42 ·
Graduate Quantum tunneling and energy conservation
- feynmann
- · Replies 21 ·
Graduate From Noether's Theorem to Stress-Energy Tensor
- maverick280857
- · Replies 5 ·
Graduate How can I use determinants to find energy levels in a finite square potential?
- pepsicola
- · Replies 3 ·
Undergrad Calculate Speed of Electron Using Power Supply & Charge Info
- mgnymph
- · Replies 1 ·
High School What tool do they use to look at newtrons protons and electrons?
- Cyrus80772
- · Replies 4 ·
Graduate Delayed choice quantum eraser experiment
- honzik
- · Replies 1 ·
Graduate Uncertainty principle and Wave-particle duality
- femi
- · Replies 4 ·