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
Undergrad What gives a proton it's charge?
- Mohamed Daw
- · Replies 22 ·
Graduate The generator of time translation
- aaaa202
- · Replies 3 ·
Graduate Quantum tunnelling w/ macroscopic objects
- BWV
- · Replies 25 ·
Graduate Double Slit - Multiple Observers
- Zzzfilesk1
- · Replies 1 ·
Graduate Problem with changing basis in Hilbert space
- Chain
- · Replies 4 ·
Graduate Faster than light subatomic spin
- DiracPool
- · Replies 24 ·
Graduate Realism in the vein of EPR and Bell
- DrChinese
- · Replies 22 ·
Graduate Some fundamental questions on light matter interactions
- 110010
- · Replies 8 ·
Graduate Normalization of photon pulse. I'm confused
- McLaren Rulez
- · Replies 2 ·
Graduate Differential cross sections in Peskin & Schroeder
- VantagePoint72
- · Replies 4 ·
Graduate What are the Origins and Properties of the Graviton?
- Leoragon
- · Replies 22 ·
Graduate Is reality at quantum level just probablilistic?
- Moris526
- · Replies 5 ·
Graduate Wavefunction collapse - experimental proof?
- maxydelanoche
- · Replies 3 ·
Graduate Propagator using Functional QFT
- jfy4
- · Replies 5 ·
Graduate Evaluate Wigner Weyl Transforms for xp+px/2
- aim1732
- · Replies 6 ·
Graduate A peculiarity in uncertainty principle
- ShayanJ
- · Replies 49 ·
Graduate Hermitian Operator Expectation Values
- Sekonda
- · Replies 9 ·
Graduate Unruh effect and energy imparted to a detector
- asimov42
- · Replies 10 ·
Undergrad Is a Planck length really the smallest length?
- Jow
- · Replies 18 ·
Graduate What is the behavior of an electron in an asymmetric potential well?
- bcrowell
- · Replies 10 ·
Graduate Understanding the Contradiction: Spin Rotation in Quantum Systems
- haibane90
- · Replies 5 ·
Graduate Do QM and Thermodynamics interact?
- AndySA
- · Replies 7 ·
Graduate Are Field Quanta Truly Real in Quantum Field Theory?
- I2004
- · Replies 3 ·
Undergrad What is the Weak Nuclear Force?
- dbmorpher
- · Replies 5 ·
Undergrad Images of electron orbitals for H2, He, Li and Li2?
- Br.S
- · Replies 22 ·
Graduate Does a Detector Alter Diffraction Patterns in the Two-Slit Experiment?
- rp1220
- · Replies 2 ·
Undergrad Quick Electromagnetically Induced Transparency Question
- jaketodd
- · Replies 3 ·
Graduate Does QM itself prevent removal of noise without comparison
- San K
- · Replies 10 ·
Graduate How Does Gauge Theory Apply to Electrodynamics and Teleparallel Gravity?
- Worldline
- · Replies 5 ·
Graduate Parity Violation in Weak Decay
- svrphy
- · Replies 3 ·
Graduate Is Macroscopic Pilot-Wave Theory the Key to Understanding Quantum Mechanics?
- pilotwave
- · Replies 1 ·
Graduate Neutron interferomerty with Protons?
- shunra
- · Replies 5 ·
Graduate What is the title of the webpage?Do Electrons Really Orbit the Nucleus?
- Denver Dang
- · Replies 2 ·
Graduate What counts as an observation in QM?
- HomogenousCow
- · Replies 3 ·
Graduate Reference for Axiomatic Quantum Statistical Mechanics
- 1ndranil
- · Replies 2 ·
Graduate Why photon wave function does not exist?
- exponent137
- · Replies 12 ·
Graduate Invariance of schroedinger equation
- jk22
- · Replies 3 ·
Graduate Density matrix off-diagonal elements
- auctor
- · Replies 2 ·
Graduate Can't understand the algebraic theory of spin.
- siddharth5129
- · Replies 4 ·
Graduate Shankar Questions About Quantum Mechanics (Schwarz Inequality)
- Dr_Pill
- · Replies 23 ·
Graduate Spin angular momentum of electron
- dev70
- · Replies 6 ·
Undergrad What is the Schrödinger equation and what does it describe?
- dbmorpher
- · Replies 3 ·
Graduate Do hidden variable theories reject superposition of states?
- I2004
- · Replies 7 ·
Graduate What is the role of the path-integral formulation in quantum mechanics?
- I2004
- · Replies 9 ·
Graduate Question about identical particles.
- ndung200790
- · Replies 3 ·
Graduate What Books Continue Ballentine's Approach to Quantum Statistical Mechanics?
- WiFO215
- · Replies 4 ·
Graduate Ground state of Phosphorus Problem
- r_tea
- · Replies 1 ·
Graduate Why do experiments violating Bell's inequality matter?
- Greg-ulate
- · Replies 10 ·
Graduate Deriving Quantum Numbers from the Schrodinger Equation
- Mandelbroth
- · Replies 2 ·
Graduate I don't undersrtand quantum mechanics and string theory
- Drake711
- · Replies 5 ·
Graduate Eigenstates of the momentum operator
- aaaa202
- · Replies 12 ·
Graduate Effect of obstruction on Quantum Entanglement
- San K
- · Replies 3 ·
Undergrad A gear that i don't know its name
- cyth0987
- · Replies 7 ·
Graduate Changing the sign of 4-momenta in Feynman diagrams
- geoduck
- · Replies 3 ·
Graduate Uncovering Uncertainty: The Experimental Covariance Curve for Entangled Photons
- jk22
- · Replies 3 ·
Graduate Where does the magnetic field in spin-orbit coupling come from?
- alemsalem
- · Replies 9 ·
Graduate Angular momentum and coordinates
- M. next
- · Replies 4 ·
Graduate How do Gaussian solutions manifest in Dirac diffusion?
- jk22
- · Replies 4 ·
Graduate Using Wolfgang Pauli's Exclusion Principle for communication
- philrainey
- · Replies 2 ·
Graduate Energy vs. position eigenstates
- mpv_plate
- · Replies 3 ·
Graduate Entanglement and Bell's theorem. Is the non-locality real?
- Sylvia Else
- · Replies 53 ·
Graduate Can Objects Be Infinitely Divisible?
- uperkurk
- · Replies 14 ·
Graduate Commutator Relation: What is [\hat{A}\hat{B}, \hat{C}\hat{D}] Equal to?
- M. next
- · Replies 4 ·
Graduate Does Quantum Decoherence Imply Permanent Superposition for Humans?
- I2004
- · Replies 5 ·
Graduate Question about the interference effect with two distinct sources.
- al onestone
- · Replies 2 ·
Graduate Wick's Rotation contour integration
- Sekonda
- · Replies 4 ·
Graduate Mathematical misconception in scattering: switching from cartesian to spherical
- M. next
- · Replies 3 ·
Graduate Not seeing the action of a free particle in the Path Integral Formulation
- Shmi
- · Replies 9 ·
Graduate Heisenberg's Uncertainty vs Virtual Particle Fluctuations
- sanman
- · Replies 13 ·
Graduate Wigner distribution in phase space
- aim1732
- · Replies 3 ·
Graduate Any experiment to falsify quantum mechanics?
- cooleggyh
- · Replies 8 ·
Graduate Some questions on energy of orbitals
- Ezio3.1415
- · Replies 1 ·
Graduate Light scattering and thermal emission of a body
- DaTario
- · Replies 4 ·
Graduate Fourier transform as (continuous) change of basis
- TrickyDicky
- · Replies 1 ·
Undergrad Need a simple wave function explanation
- pigman70
- · Replies 2 ·
Graduate Lorentz Generators: (J and M) vs. S
- liorde
- · Replies 22 ·
Graduate Interaction picture and s-matrix
- geoduck
- · Replies 7 ·
Graduate Calculating Residues and using Cauchy Integral Formula
- Sekonda
- · Replies 2 ·
Graduate Degeneracy Parameter A: What is N, V, and k?
- ZedCar
- · Replies 2 ·
Graduate Can someone who knows Quantum Mechanics tell me if this video is a good intro?
- MattA147
- · Replies 11 ·
Graduate Potential Function of Infinite Square Well - Help Needed!
- donsammie
- · Replies 3 ·
Graduate Conservation of energy during generation of entanglement
- San K
- · Replies 5 ·
Graduate Question about expanding a square root in powers of gradient
- tut_einstein
- · Replies 7 ·
Graduate A perturbation operator problem
- einstein1921
- · Replies 2 ·
Graduate Expected values in infinite square well
- Aikon
- · Replies 3 ·
Graduate About propagator and poles in QFT
- Lucien1011
- · Replies 1 ·
Undergrad Can any magnet achieve quantum levitation?
- TheAnalogKid2
- · Replies 2 ·
Undergrad Best book for Quantum mechanics
- SUROJL
- · Replies 1 ·
Graduate Canonically conjugate operators
- ShayanJ
- · Replies 5 ·
Graduate Gauge invariance of stress-energy tensor for EM field
- Trave11er
- · Replies 8 ·
Graduate Energy E in total per level, or per state in level?
- ZedCar
- · Replies 2 ·
Undergrad Difference between photon frequency and the light frequency?
- marksesl
- · Replies 8 ·
Graduate The uncertainty principle and electric field strength
- snoopies622
- · Replies 4 ·
Undergrad Smallest measurable length & amount of time
- y33t
- · Replies 2 ·
Graduate Information Theory on Wave Function Collapse
- Time_
- · Replies 3 ·
Graduate Proton electric dipole moment?
- MarkoniF
- · Replies 11 ·
Graduate Particle in superposition of energy eigenstates and conservation of energy.
- amirhdrz
- · Replies 31 ·
Undergrad Understanding the Mystery of Electrons: The Laser Slit Test
- DeepSpace9
- · Replies 9 ·
High School The Double Slit Experiment Blows My Mind
- JtValentine
- · Replies 7 ·
Graduate Matter as Excitation of Fields: Model or Reality?
- Islam Hassan
- · Replies 3 ·