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 Normalization factor in wave equation
- hnicholls
- · Replies 2 ·
Graduate Understanding Red Shift: A Derivation from Classical and Relativistic Physics
- FireStorm000
- · Replies 2 ·
Graduate Backwards causation: Is there any proof really against it?
- mach567
- · Replies 26 ·
Undergrad Can an electron collide with the nucleus of an atom?
- ItsDaveDude
- · Replies 10 ·
Graduate Understanding Stimulated Emission: Got the what, how about the why?
- FireStorm000
- · Replies 4 ·
Graduate Using Dirac Bracket: Books & References for Examples
- aries0152
- · Replies 4 ·
Graduate What causes Bragg planes in materials?
- ninevolt
- · Replies 3 ·
Graduate What is the significance of light-shifted ground states in sub-doppler cooling?
- Turtle492
- · Replies 1 ·
Graduate How is the fundamental group related to quantum statistics?
- vanirof
- · Replies 9 ·
Graduate Does Bell's theorem imply stronger or weaker correlation?
- lugita15
- · Replies 23 ·
Undergrad Determine frequency of emitted photon
- liquidFuzz
- · Replies 3 ·
Graduate Virtual Particles and The Law of Conservation of Energy
- FiziksDummy
- · Replies 17 ·
Graduate Maxwell's or Schrodinger's Light Wave
- RonLevy
- · Replies 4 ·
Graduate One electron two slit exeriment when one eletron is emited after 1 hour
- Younghun park
- · Replies 2 ·
Graduate Confusion (6) from Weinberg's QFT.(in and out state)
- kof9595995
- · Replies 13 ·
Graduate Shooting an electron at an ion's nucleus
- jkjkjk
- · Replies 12 ·
Graduate How to quantize the ''mathematical'' fluctuation field in statistics?
- ndung200790
- · Replies 3 ·
Graduate Solutions to the Harmonic Oscillator Equation and Hermite Polynomials
- *FaerieLight*
- · Replies 3 ·
Graduate Counting the states of a free particle (Periodic boundary conditions)
- JK423
- · Replies 4 ·
Graduate How do I derive a wave function for an electron in a finite potential well?
- liquidFuzz
- · Replies 6 ·
Graduate Non-diagonality of Dirac's Hamiltonian
- Mesmerized
- · Replies 2 ·
Graduate Probability of Wrong Guess on Photon Polarization: Peres P47
- BWV
- · Replies 2 ·
Graduate Quantum mechanics and causality/determinism.
- SeventhSigma
- · Replies 5 ·
Graduate Entanglement – the order of measurements can be important
- UChr
- · Replies 11 ·
Graduate Quantum filed theory in 1+1 dimension
- paweld
- · Replies 1 ·
High School Can photons provide information about color and distance?
- YoungDreamer
- · Replies 18 ·
Graduate Simulation of Grover's Quantum Database Search Algorithm
- apetrillo14
- · Replies 1 ·
Graduate Can an antiproton(negatron) orbit around a regular nucleus?
- AndromedaRXJ
- · Replies 3 ·
Graduate Interpetation of wavefunction - atom
- liquidFuzz
- · Replies 5 ·
Graduate Active QM Topics: What's Hot Now?
- edpell
- · Replies 2 ·
Graduate Questions about deBroglie (matter) waves
- JDoolin
- · Replies 42 ·
Graduate Bell's Theorem: Proving Its Vitality in Local Realistic Models
- DrChinese
- · Replies 36 ·
Graduate MacroEntanglement and Consciousness
- steve001
- · Replies 5 ·
Graduate Nate's Question: Why Is Detection Equivalent to Annihilation?
- nateHI
- · Replies 3 ·
High School What is Lockheed Martin's goal for their quantum computing investment?
- edpell
- · Replies 1 ·
Graduate Question about Lagrangian in electromagnetic interaction
- mings6
- · Replies 1 ·
Graduate Virtual particle in path integral and perturbative approaches
- Shaw1950
- · Replies 4 ·
Graduate Confusion (3) from Weinberg's QFT.(photon's angular momentum or helicity)
- kof9595995
- · Replies 6 ·
Graduate Why do electron-electron-interactions raise the energy level?
- Cassidyzialle
- · Replies 1 ·
Graduate Find the eigenvalues of Liouvillian
- emind
- · Replies 1 ·
Graduate Virtual particle and event horizon
- Mean-Hippy
- · Replies 3 ·
Graduate Possible States of n Qubits as opposed to classical bits
- doomCookie
- · Replies 8 ·
Graduate Compton Scattering: Calculating Fractional Wavelength Shift
- skanda9051
- · Replies 2 ·
Graduate Confusion (5) from Weinberg's QFT.(invariance of S-matrix)
- kof9595995
- · Replies 4 ·
Graduate Conscious vs. Non-Conscious Observation
- MetalBunnyLove
- · Replies 20 ·
Graduate Addition for generators of rotation
- jfy4
- · Replies 6 ·
Graduate How do you observe the position of an electron?
- Helicobacter
- · Replies 3 ·
Graduate Quantum Mechanics without Hilbert Space
- Varon
- · Replies 90 ·
Please help me find Entropy and Temperature of Radiant Heat by Max Planck
- enwa
- · Replies 2 ·
Graduate Collapse and creation of wave function
- San K
- · Replies 3 ·
Graduate How Do Virtual Photons Create Attractive Forces Between Particles?
- Vorde
- · Replies 8 ·
Graduate Decomposition of vector potential
- jfy4
- · Replies 18 ·
Graduate Why correlation function decay as power law at critical temperature point?
- ndung200790
- · Replies 2 ·
Graduate Curiosity about complete basis
- issacnewton
- · Replies 12 ·
Graduate Expanding a ket in the basis of different Hamiltonians
- JK423
- · Replies 25 ·
Graduate Hbar c=1 and EV: Understanding Inverse Energy Units
- BWV
- · Replies 6 ·
Graduate Photon Exchange - Frequency? And uncharged antiparticles
- MrNerd
- · Replies 6 ·
Undergrad Understanding Orbitals and Energy Levels in the Bohr Model
- liquidFuzz
- · Replies 5 ·
Graduate Chaotic quantum billiards on a torus.
- MathematicalPhysicist
- · Replies 1 ·
Graduate Conservation of energy after measurement
- Amir Livne
- · Replies 7 ·
Graduate What does show solutions to the schroedinger eqn mean?
- Kovalainen
- · Replies 2 ·
Graduate Does the Uncertainty Principle Make Precise Momentum Measurement Impossible?
- luxiaolei
- · Replies 4 ·
Graduate Is the vectorial representation of the Lorentzian Group unitary?
- IRobot
- · Replies 3 ·
Graduate Why there is 2[itex]\pi[/itex] in every dirac delta function
- nadia8999
- · Replies 3 ·
Graduate Quantum Entanglement - Two Places at Once
- Alfred2011
- · Replies 17 ·
Graduate Quantum Interference in tunneling electron transport?
- jmeisner2812
- · Replies 1 ·
Graduate Question about electron diffraction
- msumm21
- · Replies 4 ·
Graduate Quantum mechanics and Minimal coupling of Dirac field
- mtak0114
- · Replies 5 ·
Undergrad Can anyone explain energy levels of an Atom?
- Davidthefat
- · Replies 6 ·
Graduate How to model a classical bath?
- IsNoGood
- · Replies 2 ·
Graduate How Can You Determine the Wavefunction ψ(r) from Electron Density |\psi(r)|^2?
- digermane
- · Replies 2 ·
Graduate Time-dependent perturbation theory
- JK423
- · Replies 50 ·
Graduate Proof that micro black holes can't exist?
- zeromodz
- · Replies 3 ·
Undergrad What determines if the photoelectric effect occurs?
- MRFISCHERRULZ
- · Replies 2 ·
Graduate Photon Emission & Atom Entanglement: Spin & Beyond
- cragar
- · Replies 5 ·
Undergrad Quantum Mechanics book suggestions
- ibysaiyan
- · Replies 4 ·
Graduate Is there a way to derive Planck's Law without using a cavity?
- RGann
- · Replies 6 ·
Graduate Looking for the name of a process.
- Rlam90
- · Replies 1 ·
Graduate Quantum mechanical coupling/excitation
- pbeierle
- · Replies 2 ·
Graduate Why in two dimension space many QTFtheory become renormalizable?
- ndung200790
- · Replies 1 ·
Graduate Wheeler's Delayed Choice Experiment
- byron178
- · Replies 35 ·
Graduate Too few examples to explain The principles of quantum mechanics by dirac.
- DiracRules
- · Replies 2 ·
Graduate Time development of a wavefunction
- Demon117
- · Replies 26 ·
Graduate Do entangled systems have parts?
- PhilosNS1
- · Replies 19 ·
Undergrad Single-Particle Interference for BIG objects-what does it mean for a lay person?
- Viva-Diva
- · Replies 59 ·
Graduate In Electron Spin Resonance, Does Spin Up Have More Energy Than Spin Down?
- jaketodd
- · Replies 2 ·
Graduate How are atoms entangled and can it be done remotely?
- hammertime
- · Replies 30 ·
Graduate Quantum Tunneling in a Scanning Tunneling Microscope
- Jest
- · Replies 5 ·
Graduate Squeezed coherent states- amplitude and phase
- climbon
- · Replies 1 ·
Graduate Ground state oscillation freq. of H2?
- mmax121
- · Replies 1 ·
Graduate Harmonic Oscillator problem
- saim_
- · Replies 3 ·
Graduate Range of validity of the Schrodinger equation
- spaghetti3451
- · Replies 3 ·
Graduate Is Spacetime Truly Smooth or Discrete?
- Pythagorean
- · Replies 99 ·
Graduate Uncertainty principle discrete operators
- BWV
- · Replies 7 ·
Graduate Confusion (4) from Weinberg's QFT.(Time reversal))
- kof9595995
- · Replies 7 ·
Graduate An Experiment Showing Entanglement Communication into the Future
- Dynamo2000
- · Replies 3 ·
Graduate Interference of Probability Waves: A Quantum Physics Intro
- nouveau_riche
- · Replies 8 ·
Graduate A few questions on Entanglement.
- kannank
- · Replies 12 ·
Graduate Is quantum field theory the return of the ether?
- lucid
- · Replies 2 ·
Graduate A Little Trick for bra-ket notation over the Reals
- brydustin
- · Replies 3 ·