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 Gravity and the double slit experiment
- hankaaron
- · Replies 11 ·
Undergrad A question about the double slit experiment
- capcom1983
- · Replies 22 ·
Undergrad Uncertainty principle using 2 detectors
- PhysicsDad
- · Replies 14 ·
Graduate Question about the double-slit experiment
- rlinsurf
- · Replies 2 ·
Graduate Dimension of Rays in Hilbert Space
- mpv_plate
- · Replies 5 ·
Graduate Schroedinger's cat from the cat's point of view
- LedPhoton
- · Replies 15 ·
Graduate The Holographic Universe: Dividing Reality into Bits
- ebodet18
- · Replies 2 ·
Graduate Shortest wavelenght emmited by a black body
- AkInfinity
- · Replies 4 ·
Graduate Goldstone boson state, conserved current
- LayMuon
- · Replies 8 ·
Graduate Interaction between Neutrons/Neutrinos
- xortdsc
- · Replies 11 ·
Graduate Sakurai page 54: Is this a Taylor expansion?
- omoplata
- · Replies 7 ·
Graduate Delayed Choice Quantum Eraser Question
- JPBenowitz
- · Replies 35 ·
Graduate Precise measurements in Quantum Mechanics
- mpkannan
- · Replies 5 ·
Graduate Dimensional regularization and renormalization scale.
- center o bass
- · Replies 1 ·
Graduate What’s wrong with this EPR-Bell FTL Gedankenexperiment?
- DevilsAvocado
- · Replies 11 ·
Graduate Where does the energy come from?
- Jano L.
- · Replies 31 ·
Graduate Can Free Fundamental Particles Absorb Photons?
- subsonicman
- · Replies 23 ·
Graduate Double slit experiment with electrons
- kjamha
- · Replies 12 ·
Graduate What is the true nature of an atom and how can we visualize it?
- jochemspek
- · Replies 21 ·
Graduate RG equation and invariance of the vertex function under scaling(Ryder)
- center o bass
- · Replies 14 ·
Graduate Quantum Mechanical Operators - A Question Or Two
- dweeegs
- · Replies 1 ·
Graduate Understanding the Landau Pole Phenomenon in Quantum Field Theory
- geoduck
- · Replies 22 ·
Graduate Why is weak force short range action?
- AlephClo
- · Replies 2 ·
Graduate Why don't quantum fluctuations cause us to fall through the floor?
- BoxedCat
- · Replies 14 ·
Graduate Tensor coupling and 6j/9j symbols
- Yoran91
- · Replies 1 ·
Graduate What is the nature of sound from the quantum perspective?
- Double-Slit
- · Replies 2 ·
Winning Nobel Prize: Friend's Experiment to Prove Electron Not a Particle
- AkInfinity
- · Replies 4 ·
Graduate Modern Quantum Mechanics: J.J. Sakurai's eq. (1.7.31) Explained
- omoplata
- · Replies 4 ·
Graduate Forming the most general two qubit entangled state & parametrizing it.
- shakgoku
- · Replies 1 ·
Graduate Antiparticles identical in qft
- copernicus1
- · Replies 11 ·
Graduate Double-slit interference pattern measurement with entangled photons
- DrChinese
- · Replies 9 ·
Undergrad Does a photon have energy if its mass is 0?
- CallumC
- · Replies 5 ·
Graduate Transmission and Reflection on a potential step
- 71GA
- · Replies 15 ·
Graduate What is the Connection Between Antiparticles and Vacuum in Physics?
- m1rohit
- · Replies 14 ·
Graduate Derivation of Spin-orbit Coupling
- kiwakwok
- · Replies 2 ·
Graduate Para / Ortho Hydrogen (H2) Spins
- YAHA
- · Replies 2 ·
Graduate What is the difference between anti-particle & exotic matter
- jackyruth
- · Replies 5 ·
Graduate Why wouldn't this experiment allow superluminal communication?
- bcrelling
- · Replies 7 ·
Graduate Sakurai : Approximations in the construction of Quantum theory
- omoplata
- · Replies 2 ·
Graduate Is single particle interference explainable via entanglement?
- San K
- · Replies 5 ·
Graduate Unraveling the Mysteries of Intensity vs Wavelength
- |mathematix|
- · Replies 5 ·
Graduate Complete set of stationary solutions
- MHD93
- · Replies 5 ·
Graduate Product of three gamma matrices
- drpepper0708
- · Replies 27 ·
Graduate Polarization of photon-Peskin and Schroeder
- ndcat10
- · Replies 2 ·
Undergrad Two general questions about wave functions
- fazio93
- · Replies 5 ·
Graduate Harmonic Oscillator: Energy Explained
- Abigale
- · Replies 1 ·
High School Uncertanity Principle in Macrocosm
- PhyHunter
- · Replies 2 ·
Graduate Rotation operator quantum mechanics
- Yoran91
- · Replies 5 ·
Graduate Counterterms Feynman Rules Derivation
- center o bass
- · Replies 4 ·
Graduate Quantum Eraser Interference Patterns
- msumm21
- · Replies 6 ·
Graduate Wigners Theorem And Linerarity
- bhobba
- · Replies 1 ·
Graduate Nuclear charge and atomic orbitals
- kthejohnster
- · Replies 2 ·
Graduate Virtual photons and long range force carrier
- ftr
- · Replies 2 ·
Graduate What does local causality mean?
- onelastdance
- · Replies 1 ·
Graduate Heisenburgs Uncertainty Principle in a narrow tube?
- cmcraes
- · Replies 4 ·
Graduate Is CPT-Invariance Sufficient for Lorentz Covariance and Locality?
- VantagePoint72
- · Replies 2 ·
Graduate Planck's radiation law: Act of desperation
- Saxby
- · Replies 1 ·
Graduate Quantum mechanics probability
- matematikuvol
- · Replies 11 ·
Graduate Representation of Lorentz group and spinors (in Peskin page 38)
- silverwhale
- · Replies 13 ·
Graduate What is the quantum mechanics behind blackbody radiation?
- Jimmy87
- · Replies 4 ·
Graduate What is the quantum of an electromagnetic wave?
- Nidhima Grover
- · Replies 4 ·
Graduate Two qubit state multiplication
- R_physics
- · Replies 5 ·
Graduate Wigner function of two orthogonal states: quantum harmonic oscillator
- kd6ac
- · Replies 6 ·
Graduate How Can Intuitive Approaches Enhance Quantum Operator Derivation?
- BruceW
- · Replies 8 ·
Graduate Do Photons Actually Move at the Speed of Light?
- ExecNight
- · Replies 4 ·
Graduate Seeing colors: photons vs waves
- jdelaroy
- · Replies 5 ·
Graduate Partial wave analysis - incoming/outgoing?
- JoePhysicsNut
- · Replies 4 ·
Undergrad Direction of reflected/refracted light
- theojohn4
- · Replies 4 ·
Graduate Is a Quantum Trapped Superconductor Inside a Vacuum the Ideal Simple Machine?
- Einstein1999
- · Replies 2 ·
Graduate Path integral and gaussian integral
- LayMuon
- · Replies 1 ·
Graduate Separation of variables to solve Schrodinger equations
- ace1719
- · Replies 4 ·
Graduate Variational method, is the wavefunction the best for all
- cheong
- · Replies 1 ·
Undergrad Photon Wavelength: Particle or Wave?
- L4xord
- · Replies 3 ·
Graduate Physical mass in a quantum field theory
- center o bass
- · Replies 1 ·
Graduate Questioning Neil Turok's Claim on Quantum Information
- gendou2
- · Replies 6 ·
Graduate Hamiltonian eigenstate problem
- coki2000
- · Replies 9 ·
Graduate Does mass bend the Higgs field as well?
- San K
- · Replies 1 ·
High School Double Slit & Compton: Understanding the Connection
- huhjinsoo
- · Replies 1 ·
Graduate How to find the ground state of He atom
- coki2000
- · Replies 1 ·
Graduate Does QFT respect conservation of angular momentum?
- Soph_the_Oaf
- · Replies 9 ·
Graduate What is the meaning of Wave function?
- Outrageous
- · Replies 1 ·
Undergrad Calculating Uncertainty in Position for Scientists
- darkfall
- · Replies 1 ·
Graduate Is Uncertainty in Velocity Equal to the Velocity Itself?
- darkfall
- · Replies 3 ·
Graduate How photons and static em feilds work
- MitchellW
- · Replies 4 ·
Graduate Why electrons can have only 2 spin orientations?
- jaumzaum
- · Replies 19 ·
Graduate Imaginary momentum and virtual particles
- cabrera
- · Replies 2 ·
Undergrad Can Photons Have Mass? Debate & Answer
- medgalis
- · Replies 11 ·
Graduate Excitation of electrons in atoms
- deadscientist
- · Replies 2 ·
Graduate Why are QM wave functions complex?
- IAN 25
- · Replies 38 ·
High School Can someone explain degeneracy pressure in simple terms?
- Kulu
- · Replies 4 ·
Graduate Should the speed of light be slightly uncertain?
- g.lemaitre
- · Replies 30 ·
Graduate Is there a connection between spinors and isotropic vectors in QM and QFT?
- copernicus1
- · Replies 10 ·
Graduate Paraparticles and Parastatistics
- yossell
- · Replies 6 ·
Graduate When is classical mechanics valid for describing motion of atoms?
- Arham
- · Replies 2 ·
Graduate 9j symbol expansion in 6j symbols
- Yoran91
- · Replies 4 ·
Graduate Is [x,p]=i quantum mechanical?
- geoduck
- · Replies 1 ·
Graduate Mistake in proof regarding degeneracy property
- HJ Farnsworth
- · Replies 2 ·
Graduate Energy of interacting particle and time evolution of p(x)
- jshrager
- · Replies 1 ·
Graduate Why does a deuteron nucleus have spin 1? Hydrogen spin 1/2?
- pa5tabear
- · Replies 8 ·
Graduate What is the quantum mechanics descriptions for a plasma radiation
- xhtp2000
- · Replies 1 ·