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 Proving momentum expectation value vanishes for bound states
- einai
- · Replies 4 ·
Undergrad Should we use relativistic corrections for particles?
- pattiecake
- · Replies 5 ·
Graduate What is quantum field theory and why was it developed?
- protonman
- · Replies 60 ·
Graduate Can measurement impulses be cancelled out in quantum uncertainty?
- hypnagogue
- · Replies 5 ·
Graduate How Does Electron Diffusion Affect Current Flow in Cylindrical Metal Wires?
- eddie01001
- · Replies 2 ·
Graduate Does Time Exist at the Quantum Level with Photons in Two Places?
- picass
- · Replies 4 ·
Graduate Lon-local hidden variable theories?
- venkat
- · Replies 27 ·
Graduate Quantum Entanglement and FTL Information transfer
- FreshBranes
- · Replies 2 ·
Graduate Do neutrinos experience tunneling
- PeteGt
- · Replies 2 ·
Graduate Physics textbook series with detailed derivations and proofs
- marcos
- · Replies 2 ·
Graduate Simple Measurement of Atomic Nuclei Radii
- Claire84
- · Replies 3 ·
Graduate Questions re Compton scattering
- outandbeyond2004
- · Replies 6 ·
Undergrad What's the physical meaning of advanced and retared waves?
- peter308
- · Replies 2 ·
Graduate Real Life Examples of Quantum Theory Consequences
- PRodQuanta
- · Replies 5 ·
Graduate Can We Accurately Measure and Manipulate the Direction of Atomic Particles?
- Antonio Lao
- · Replies 20 ·
Graduate Uncertainty Principle: Missing Target by Typical Distance
- asdfghjkl
- · Replies 3 ·
Graduate Terry Giblin Double Split Experiment
- Terry Giblin
- · Replies 3 ·
Graduate Where Can I Find the Original Quantum Eraser Study by Scully and Druhl Online?
- venkat
- · Replies 5 ·
Graduate Q: non-local effects & 4th spatial dimension
- underworld
- · Replies 12 ·
High School How can I solve these two challenging AS physics questions?
- meawinner
- · Replies 3 ·
Graduate Is Quantum Determinism Challenged by Contextuality and Non-Locality?
- cripkd
- · Replies 11 ·
Graduate Unitary Operator for Transforming f to f(x-d)
- walkerj
- · Replies 2 ·
Graduate Does decoherence cause wavefunction collapse?
- SamLuc
- · Replies 5 ·
Graduate Exchange rate of virtual particles?
- arivero
- · Replies 27 ·
Graduate Can Photon Splitting Explain Yesteryear's Experiments?
- nine6
- · Replies 2 ·
Graduate Hey,guys is ther a thing name after the eigenfunction of the time operator
- peter308
- · Replies 16 ·
Graduate Where Does Matter's Solidity Truly Begin?
- k_snelson
- · Replies 29 ·
Graduate Why are elementary particles point-like in spacetime?
- StephenSwires
- · Replies 9 ·
Graduate What Triggers Wave Function Collapse in Quantum Mechanics?
- hypnagogue
- · Replies 9 ·
Graduate Real photon - virtual particle collisons
- outandbeyond2004
- · Replies 19 ·
Graduate Does the law of observation exist in physics?
- ranyart
- · Replies 15 ·
Undergrad How Does Quantization Impact Digital Signal Processing?
- newton1
- · Replies 2 ·
Graduate Muon lifetime and distance traveled at relativistic speed
- spidey007
- · Replies 2 ·
Graduate How Do Wave Properties Relate to Mass and Energy?
- shintashi
- · Replies 2 ·
Graduate Local inflation realizes Bell inequality violation
- Loren Booda
- · Replies 2 ·
Graduate Single slit momentum conserved ?
- Palpatine
- · Replies 4 ·
Graduate Particle and three slits + one detector experiment
- Mazuz
- · Replies 2 ·
Graduate A question from Landau's quantum mechanics
- Dale12
- · Replies 1 ·
Graduate Beginner books for learning quantum mechanics
- Hessam
- · Replies 2 ·
Graduate QM problem, operators and tensors math
- AHolico
- · Replies 2 ·
Graduate Concervation and Corresopndence Law
- yquantum
- · Replies 1 ·
Graduate Do Bose-Einstein condensates repel magnetic fields and experience antigravity?
- rtharbaugh1
- · Replies 19 ·
Undergrad Photons and electron, a gap in my learning.
- zonniboy
- · Replies 2 ·
Graduate Is a mobius strip spin 1/2 object?
- Sammywu
- · Replies 4 ·
Graduate Direction for an electron in the 1s orbital of Hydrogen be?
- carmen electron
- · Replies 2 ·
Graduate Is Omniscience Possible in a Universe Described by Our Current Laws of Physics?
- Deeviant
- · Replies 8 ·
Graduate Quantum waves seen in molecules
- brain pickeR
- · Replies 2 ·
Graduate Is the Momentum of a Particle in a 1D Box Truly Known?
- SilentSilver
- · Replies 12 ·
Graduate Solve the Cube: Calculating Electron Energy in a Nucleus
- carmen electron
- · Replies 2 ·
Graduate Is Human Awareness Connected to the Universe?
- kjacobie
- · Replies 3 ·
Graduate Energy/frequency relation in quantum waves
- Ian
- · Replies 2 ·
Graduate Calculation of Callan-Symanzik Beta function of QED/QCD to one loop order
- evgkr
- · Replies 4 ·
Graduate How to calculate the exact wavefunction of two electrons in a 1-d infinite well?
- peter308
- · Replies 7 ·
Graduate Can the Uncertainty Principle Explain High Electron Energies in the Nucleus?
- Kazuya
- · Replies 2 ·
Graduate What Causes the Interchangeability of Wave Lengths in the Quantum Universe?
- netcrazy
- · Replies 6 ·
Graduate Heisenberg's matrix mechanics.
- BlackBaron
- · Replies 2 ·
Graduate Uncertainty implies randomness in Mathematics and Physics
- ranyart
- · Replies 3 ·
Graduate Single photons - how do we know ?
- Hydr0matic
- · Replies 22 ·
Undergrad Calculating Barrier Penetration with Proton KE & V
- zeta101
- · Replies 2 ·
Graduate Do Canceling Photons Still Exert Momentum and Cause Gravitational Bending?
- stuol
- · Replies 2 ·
Graduate How to Compute the Little Group Matrix in Weinberg's QFT Trilogy?
- merius
- · Replies 2 ·
Undergrad Why does light speed up when leaving a denser medium?
- Olly
- · Replies 2 ·
Graduate What Are Virtual Particles and How Do They Work?
- EL
- · Replies 11 ·
Graduate Do photons and gravitons from two light sources collide in space?
- startic84
- · Replies 48 ·
Undergrad Does paint color affect an object's weight?
- alchemist
- · Replies 5 ·
Undergrad What are Planck units and Boltzmann's constant?
- Mk
- · Replies 9 ·
Graduate Calculating photon scattering through glass with variable speeds and polarization
- RedX
- · Replies 4 ·
Graduate Good references on Feynman diagrams
- rick1138
- · Replies 3 ·
Graduate Original Bell article with the proof of his inequality Is necessary.
- Alexey
- · Replies 2 ·
Graduate Good quantum field theory text?
- venkat
- · Replies 11 ·
Graduate EPR Experiment with Pool Balls
- Tachyon son
- · Replies 56 ·
Graduate Should quantum mechanics be taught before or alongside classical physics?
- physicsisphirst
- · Replies 7 ·
What is Kevin Reimund claiming about photon mass?
- Nim
- · Replies 2 ·
Graduate Amplitude and phase of a Feynman path
- Mike2
- · Replies 15 ·
Graduate What Does a Linear Combination of Phi(n) Represent in Quantum Mechanics?
- Kit
- · Replies 2 ·
Graduate Are Molecular Assembler Bots Possible in Nanotechnology?
- donkeyhide
- · Replies 2 ·
Graduate Physical meaning of g(k) in the Fourier transform of a wave function
- Kit
- · Replies 2 ·
Graduate Question on angular momentum changes of + or - 2
- Creator
- · Replies 2 ·
Graduate Inductive and radiating electromagnetic fields.
- McQueen
- · Replies 1 ·
Undergrad How to Prepare for a Quantum and Laser Technology Interview?
- jimmy p
- · Replies 16 ·
Graduate Radiation energy of a moving particle
- tenzin
- · Replies 64 ·
Graduate Bose-Einstein Condensates. What is a matter wave ?
- Adam
- · Replies 2 ·
Undergrad EM Spectrum's Official EM Ranges
- Nim
- · Replies 9 ·
High School How does a particle interfere with itself?
- TheRabidRabbit
- · Replies 9 ·
Graduate Understanding Probability Density for a Bose-Einstein Condensate
- Xgkkp
- · Replies 2 ·
Graduate What is the connection between quantum mechanics and geometry?
- selfAdjoint
- · Replies 10 ·
Graduate Can I Couple Angular Momenta Into One Big One?
- suyver
- · Replies 3 ·
Graduate Beta functions in renormalization group: dy/db vs dy'/db
- beacon
- · Replies 1 ·
Graduate Zitterbewegung in the Foldy-Wouthuysen representation
- arivero
- · Replies 3 ·
Undergrad Wavefunction - square integrable
- Kit
- · Replies 2 ·
Graduate The Schrodinger Equation solved piece by piece
- Savachie
- · Replies 2 ·
Graduate Two particles in a square well with opposite parity states
- Sacroiliac
- · Replies 1 ·
Undergrad Could There Be an Object Without Mass?
- lpfan4yrs04
- · Replies 2 ·
Graduate Nature of electrons, the 'wavicle'.
- the_truth
- · Replies 4 ·
Graduate How Do Clock Postulate Calculations Impact Time Measurement in Physics?
- StrangeDays
- · Replies 2 ·
Undergrad How Maxwell's theory of radiation could not explain atomic spectra?
- Brain
- · Replies 19 ·
Graduate Symmetric, antisymmetric and parity
- Sacroiliac
- · Replies 2 ·
Graduate Are there limits on how slow matter can travel and how small or heavy particles can be?
- Hyperreality
- · Replies 8 ·
Graduate What Are the Dynamical Variables in Quantum Mechanics of Time?
- Amir
- · Replies 14 ·
Graduate Intrigued by the concept of teleportation
- Neroon
- · Replies 16 ·