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
High School About light, photon mass and E=mc^2
- akashpandey
- · Replies 5 ·
Graduate Can Multiple Competitive Operators Transform a Quantum State Simultaneously?
- lucas_
- · Replies 3 ·
Graduate Is there a space-independent Schrödinger equation?
- Rimmonin
- · Replies 9 ·
Graduate Why do ket vectors not have magnitudes?
- entropy1
- · Replies 5 ·
Graduate Anticommutation of Fermions and the Lorentz irreps
- Trifis
- · Replies 11 ·
Graduate Zureck's Quantum Darwinism Paper
- bhobba
- · Replies 42 ·
Graduate Properties of fields in quantum field theory
- space-time
- · Replies 5 ·
Graduate Atomic Electron Transition Intervals
- Symmetry777
- · Replies 3 ·
Graduate How Does Angular Momentum Operate in Exponential Form?
- StephvsEinst
- · Replies 3 ·
Graduate Motivations for the C*-algebra of observables?
- TangledMind
- · Replies 4 ·
Graduate Comparing the wavefunction of single and entangled particle
- friend
- · Replies 31 ·
Graduate Wave-particle duality explanation?
- Frane Sazunic
- · Replies 2 ·
Graduate To measure only one qubit of two
- nomadreid
- · Replies 2 ·
Undergrad Photodetectors at the slits in Double Slit Experiment
- noahcharris
- · Replies 9 ·
Graduate Understanding Coherent Interaction in Dicke Model
- lfqm
- · Replies 1 ·
Graduate Feynman Path integrals in space with holes?
- friend
- · Replies 2 ·
Graduate Quantum Coherence - Decoherence Question
- burke142
- · Replies 2 ·
Graduate Operators in quantum mechanics
- Mk7492
- · Replies 5 ·
Graduate Gauge Invariance (QED): How Does the Statement Hold?
- PhyAmateur
- · Replies 8 ·
Graduate Is entanglement in QFT independent of particle interactions?
- friend
- · Replies 17 ·
Graduate Eigenvalues of positions in atomic orbitals
- lucas_
- · Replies 1 ·
Graduate Does the Born Rule in Quantum Mechanics Represent a Joint Probability?
- Jilang
- · Replies 5 ·
Graduate Why does total angular momentum cause energy splitting in Lyman Hydrogen series?
- Goodver
- · Replies 1 ·
Undergrad Dispersion relation and their origins & meaning
- Urmi Roy
- · Replies 3 ·
Graduate Quantum treatment of nonlinear susceptibility
- Konte
- · Replies 8 ·
Graduate Photon Wavefunctions: Is There a Schrodinger Equation?
- space-time
- · Replies 7 ·
Graduate Paths of a free quantum particle
- lavinia
- · Replies 2 ·
Graduate Brainstorming the double slit experiment
- #Thomas#
- · Replies 12 ·
Graduate Permanent magnets: do electrons attract each other?
- steviereal
- · Replies 2 ·
Graduate The black box in Deutsch's algorithm
- nomadreid
- · Replies 16 ·
Graduate Fourier series, Hermitian operators
- Coffee_
- · Replies 19 ·
Undergrad Random switch setting in bell theorem
- rajeshmarndi
- · Replies 3 ·
Graduate Does Helicity or Chirality Govern the Weak Process in Neutrino Interactions?
- bubble
- · Replies 4 ·
Graduate What is Richard Feynman's take on understanding quantum mechanics?
- askAphysicist
- · Replies 20 ·
Graduate If the double slit were performed underwater?
- batmanandjoker
- · Replies 2 ·
Graduate Haag's Theorem: Importance & Implications in QFT
- Qubix
- · Replies 108 ·
Graduate What does the wavevector "k" mean in the Schrödinger eq. ?
- *Himanshu*
- · Replies 3 ·
Graduate Stern Gerlach term in the Pauli Equation
- Mantella
- · Replies 2 ·
Graduate Linear algebra done right for qm
- Ahmad Kishki
- · Replies 8 ·
Graduate Heisenberg Equation: Solving the Poisson Brackets
- Calabi
- · Replies 5 ·
Graduate Classical states and decoherence
- lucas_
- · Replies 91 ·
Undergrad Effect of source slit in Young's Double Slit Experiment
- Raghav Gupta
- · Replies 2 ·
Graduate Can Quantum Particles Meet Everywhere on the Diagonal?
- jk22
- · Replies 4 ·
Graduate Variational method For Helium Atom
- Bishop556
- · Replies 1 ·
Graduate NY Times: Researchers Report Milestone in Quantum Computer
- diogenesNY
- · Replies 2 ·
Graduate How can light absorbing material absorb forever?
- americoperez
- · Replies 7 ·
Graduate Hadamard Transform: Need Help Deriving or Source
- jimmycricket
- · Replies 1 ·
Graduate Chirality for massive neutrinos - right neutrinos - Majorana
- chym
- · Replies 1 ·
Graduate Uncertainty Principle cause infinite wavefunction solutions?
- a dull boy
- · Replies 7 ·
Graduate Double Slit Questions: Exploring Wave-Particle Duality
- Robert T
- · Replies 19 ·
Graduate Projection operator and measurement
- TrickyDicky
- · Replies 29 ·
Graduate How much time do you have to make the same measurement?
- quantumfunction
- · Replies 5 ·
Graduate Why isn't momentum quantized in quantum mechanics?
- Darren93
- · Replies 2 ·
Graduate How is the vacuum energy affected by nearby particles?
- friend
- · Replies 13 ·
Graduate Ladder operators to find Hamiltonian of harmonic oscillator
- gfd43tg
- · Replies 2 ·
Graduate Finite square well ##\psi(x)## solution for ##-a < x < a##
- gfd43tg
- · Replies 1 ·
Graduate Doubble slit experiment getting bigger
- Tomstein1
- · Replies 4 ·
Graduate What Are the Eigenvalues of Entangled Electron Spins?
- lucas_
- · Replies 8 ·
Graduate Double Slit Probability Amplitude Orientation
- Nick.
- · Replies 2 ·
Graduate Is there a 100% chance of a photon hitting an atom when they interact?
- lucas_
- · Replies 8 ·
Graduate What is the meaning of current in QM?
- hokhani
- · Replies 3 ·
Graduate Eigenfunctions orthogonal in Hilbert space
- gfd43tg
- · Replies 4 ·
Graduate Hilbert space transformation under Poincaré translation
- ddd123
- · Replies 3 ·
Graduate Energy on the RHS of Schrodinger wave equation
- Urmi Roy
- · Replies 5 ·
Graduate Question on validity of Heisenberg's Uncertainty principle
- Shan K
- · Replies 10 ·
Graduate EPR paradox and prediction time
- jk22
- · Replies 31 ·
Graduate Weak Nuclear Force: Electron Ejection Explained
- David Chesnut
- · Replies 1 ·
Graduate Electrons and the Double Slit experiment questions
- tonyxon22
- · Replies 46 ·
Graduate Does Electron Entanglement Affect Total Energy?
- anorlunda
- · Replies 4 ·
Undergrad HCl Energy and Angular Momentum ?
- Rick2015
- · Replies 4 ·
Graduate Property related to Hermitian operators.
- amjad-sh
- · Replies 15 ·
Graduate Measuring a Qubit: Understanding Pauli Matrices
- jimmycricket
- · Replies 5 ·
Graduate Time-independent SE linear combination solution help
- gfd43tg
- · Replies 3 ·
Graduate Is Einstein Summation Convention Used in Quantum Mechanics and Relativity?
- dyn
- · Replies 1 ·
Graduate What's the meaning of "Density of radiation between f to f+d
- Sampad Saha
- · Replies 1 ·
Graduate Why each energy state is having only 1 electron?
- Sampad Saha
- · Replies 4 ·
Graduate What do you mean by the term "energy density of radiation "
- Sampad Saha
- · Replies 1 ·
Graduate Continuing to Euclidean Space Justified in Path Integral?
- geoduck
- · Replies 2 ·
Undergrad Proton through a Particle Accelerator
- Brannen
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Graduate Does quantization always work?
- dextercioby
- · Replies 104 ·
Graduate Double asymmetric quantum well
- GalileoGalilei
- · Replies 2 ·
Graduate Question on wave function of free particle
- Shan K
- · Replies 4 ·
Graduate Can Quantum Entanglement Be Blocked
- coljohnhannibal
- · Replies 11 ·
Graduate Harmonic oscillator (quantum vs classical)
- mcheung4
- · Replies 1 ·
Graduate Qm virtual particle force on wire, acrose the universe
- laudas
- · Replies 3 ·
Graduate How is an electric field quantized?
- Sven Andersson
- · Replies 11 ·
Graduate Is the Moon a Boson? Astronomy & Quantum Spin Explained
- Mentz114
- · Replies 7 ·
Graduate Scaling - Inverse relationship between uncertainty and mass
- Dave1939
- · Replies 31 ·
Graduate DeBroglie wavelength of Proton in H atom
- Davephaelon
- · Replies 5 ·
Graduate Ammonia Molecule: Exploring Excited States
- Konte
- · Replies 16 ·
Graduate Why Is Average Energy per Mode in Rayleigh-Jeans Law Always kT?
- Darren93
- · Replies 5 ·
Graduate Sources to learn QM while commuting to school?
- 1832vin
- · Replies 2 ·
Graduate Creating superimposed states in an Hydrogen Atom
- Julian Blair
- · Replies 3 ·
Graduate Notation help? (don't understand)
- 1832vin
- · Replies 2 ·
Graduate Fundamentally why require causality?
- 5not42!
- · Replies 8 ·
Graduate Whether Photons Do In Fact Age
- SolomonSnake
- · Replies 1 ·
Graduate Understanding the Spectral Energy of the Vacuum: A Scientific Exploration
- Apollo2010
- · Replies 1 ·
Graduate Cosmology from Quantum Potential
- gelatin
- · Replies 2 ·
Graduate Standing waves corresponding to a confined particle
- cdot
- · Replies 2 ·
Graduate Minimal coupling of a Field with electromagnetism
- Jesus
- · Replies 2 ·