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 So, say the Fine Structure Constant is not a Constant
- prj45
- · Replies 9 ·
Graduate What is the concept of electron probability wave in quantum mechanics?
- ShadowKnight
- · Replies 5 ·
Graduate Does quantum uncertainty describe reality or just our knowledge?
- mikecorn
- · Replies 27 ·
Graduate Advanced and retarded Green's function
- QMrocks
- · Replies 10 ·
Graduate Impossible to predict where a particle will be
- SelmerSaxMan
- · Replies 11 ·
Graduate What advanced mathematics does quantum mechanics require?
- Starship
- · Replies 9 ·
Graduate Fermi Interaction of Electrons with Nuclei
- Winga
- · Replies 6 ·
Graduate The concept of Rotation in 3-d in QM
- toffee
- · Replies 6 ·
Graduate Simultaneous measurement on 1 photon
- Yosomite
- · Replies 18 ·
Graduate Why do some physicists claim quantum theory has severe problems?
- reilly
- · Replies 209 ·
Graduate Interference in time using double slit
- anuj
- · Replies 1 ·
Graduate ARRGH Particle Wavefunction Questions
- Inquisiter
- · Replies 7 ·
Graduate Yang-Mills with light-cone coordinates
- BlackBaron
- · Replies 2 ·
Undergrad Can hot hydrogen gas emit a single frequency?
- vangto
- · Replies 14 ·
Graduate Easy piece about Non commutative geometry ?
- lalbatros
- · Replies 2 ·
Graduate Delayed quantum eraser with double slit
- Edgardo
- · Replies 2 ·
Graduate Find special double slit experiment
- meemoe_uk
- · Replies 8 ·
Graduate Could the brain be a quantum computer already?
- KOLYA K
- · Replies 9 ·
Graduate Can mirror recoil detect which path a photon took in an interferometer?
- gonzo
- · Replies 9 ·
Graduate Atom Composition: Boson or Fermion?
- ee7klt
- · Replies 4 ·
Graduate Classical and Quantum probabilities
- seratend
- · Replies 30 ·
Graduate Quantization without Lagrangians or Hamiltonians
- eljose
- · Replies 2 ·
Graduate Quantum Physics / Quantum Mechanics
- Lil`SciWizGirl
- · Replies 3 ·
Graduate Simulating spin flips in a quantum measurmenet scheme
- ramez
- · Replies 2 ·
Graduate Can Dimension and Time be quantized?
- scilover89
- · Replies 14 ·
Graduate Which quantum numbers affect electron energy in an atom?
- SeReNiTy
- · Replies 6 ·
Graduate Double slit experiment IN TIME
- marlon
- · Replies 3 ·
Graduate Predicting Energy Quantization in CM Systems
- nd
- · Replies 2 ·
Graduate Particle / Anti-particle Annihilations
- joeboo
- · Replies 2 ·
Graduate Quantum Tunneling Thermoelectric Patents?
- Erich
- · Replies 2 ·
Graduate Field Theory - bending of light due to
- tdunc
- · Replies 2 ·
Graduate Force carriers / standard model
- davedx
- · Replies 9 ·
Graduate Eigenfunctions of combined Hamiltonian with separate potentials
- wenty
- · Replies 2 ·
Graduate What is the definition of log(P) in the von neumann entropy formula?
- trosten
- · Replies 3 ·
Graduate Equation for velocities at relativistic speeds
- Uno Lee
- · Replies 2 ·
Undergrad Understanding CP-Violation in Physics
- shakeel
- · Replies 6 ·
Graduate How would altered electron spin states and quantum numbers change the periodic table?
- sarabellum02
- · Replies 2 ·
Graduate What is the Green inverse function for a given propagator?
- eljose
- · Replies 6 ·
Graduate Particles connected to Antiparticles
- Crosson
- · Replies 19 ·
Graduate Resources for learning the rotation group in quantum mechanics
- Allday
- · Replies 4 ·
Graduate Questions about Delayed-Choice Quantum Eraser
- Plato
- · Replies 8 ·
Graduate A problem with Quantum Mechanics?
- Imo
- · Replies 19 ·
Undergrad Can the unobserved first microsecond of the big bang be pure quantum state?
- eraso
- · Replies 2 ·
Graduate Do photon wavelengths have upper and lower limits?
- GENIERE
- · Replies 6 ·
Graduate Eigenfunctions/bases/fourier series
- maple
- · Replies 10 ·
Graduate Why not just say quantum superposition instead of answering binary questions
- kleinwolf
- · Replies 8 ·
Graduate What is the path concept in quantum mechanics?
- SimonA
- · Replies 11 ·
Graduate Is there an end to the universe?
- 1123581321
- · Replies 13 ·
Graduate Casimir force and cavity radiation.
- Sterj
- · Replies 5 ·
High School Recommend any books on quantan physics
- seiferseph
- · Replies 2 ·
Graduate Can Physical Motion be Transformed into a Probability Distribution?
- Crosson
- · Replies 17 ·
Graduate Zero point energy and vacuum energy sources
- pokepup
- · Replies 2 ·
Graduate Can macroscopic measurements be entangled in spacelike-separated EPR experiments?
- Antiphon
- · Replies 9 ·
Graduate Why is the Hamiltonian in a magnetic field related by gauge transformation?
- ziyad
- · Replies 17 ·
Graduate How Does the Canadian Light Source Utilize Electromagnetic Radiation?
- kiwikiwi79
- · Replies 2 ·
Graduate How do Bell experiments show that entangled photons violate locality?
- Klink
- · Replies 7 ·
Graduate Quantum mechanics,Taylor series and integrals
- eljose
- · Replies 2 ·
Graduate How can atomic spectra be only certin frequencies?
- blah
- · Replies 10 ·
High School Explain how rainbow are form in term of photon
- ArielGenesis
- · Replies 6 ·
Graduate How do i get the singlet state?
- kingmob
- · Replies 5 ·
Graduate Circular reasoning in photons creating virtual pairs and vice versa?
- Lucretius
- · Replies 9 ·
Graduate SU(N) Vector vs. Spinor Representations
- fliptomato
- · Replies 5 ·
Graduate Can QM Resolve Other Puzzling Paradoxes Beyond Electrons and Light?
- RandallB
- · Replies 23 ·
Graduate What Are Vacuum Fluctuations and Their Role in Particle Creation?
- Sterj
- · Replies 37 ·
Graduate How Do Quantum Mechanics Explain Magnetic Fields in Iron Magnets?
- weio
- · Replies 2 ·
Undergrad Does light refract like they say it does
- sts107a
- · Replies 16 ·
Graduate What Determines Transparency at the Quantum Level?
- Metallicbeing
- · Replies 1 ·
Graduate Why does the Aspect experiment use calcium with 4p electrons instead of 3p?
- NEOclassic
- · Replies 2 ·
High School Why do waves like light diffract through small holes or slits?
- scilover89
- · Replies 37 ·
Graduate Pseudo Scalar Relativistic QM problem
- robousy
- · Replies 2 ·
Graduate More thoughts on quantum eraser experiments
- nrqed
- · Replies 3 ·
Graduate Quantummechanics without Hamiltonians
- eljose
- · Replies 5 ·
Graduate Proof of Heisenberg's Uncertainty Principle
- Ed Quanta
- · Replies 19 ·
Graduate Why are negative energy solutions problematic in the Klein-Gordon and Dirac equations?
- Thomas Ruedel
- · Replies 35 ·
Graduate What is momentum of a quantum particle in a position eigenstate?
- StatusX
- · Replies 5 ·
Graduate QFT thought experiment in 1+1 dimensions
- Berislav
- · Replies 1 ·
Graduate Quantum photon in more places ?
- cklein
- · Replies 11 ·
Graduate Why is perturbation theory used for approximate solutions to the Schrödinger equation?
- Ed Quanta
- · Replies 2 ·
Graduate Tough Perturbation Question (At least for me)
- Ed Quanta
- · Replies 2 ·
Graduate Boundary Conditions for Wave Functions in Infinite Potential Wells
- Spinny
- · Replies 4 ·
Undergrad If antimatter and matter become pure energy when they combine and an
- bmurphy12345
- · Replies 8 ·
Graduate Can some somebody explain the Defined Chaose for me?
- Dark Knight
- · Replies 25 ·
Graduate Two Spin 1/2 Particles: Stot=0 Outcome?
- K8181
- · Replies 7 ·
Graduate Solving the Schrodinger Equation for 1D Electron Motion
- irony of truth
- · Replies 5 ·
Graduate Deriving Planck Length: Smallest Possible Length?
- Ed Quanta
- · Replies 1 ·
Graduate We all exhibit wave characteristics
- Faizi
- · Replies 2 ·
Graduate Superposition of Eigenfunctions: Probability and Expectation Values
- sarabellum02
- · Replies 2 ·
Graduate What determines which photon-electron interaction occurs?
- metrictensor
- · Replies 23 ·
Graduate Role of observer and detection in uncertainty principle
- bursar
- · Replies 9 ·
Graduate A proposed definition of causality
- Schneibster
- · Replies 3 ·
Graduate Books to refresh quantum mechanics before reading Zee's QFT
- gonzo
- · Replies 16 ·
Graduate What are the Eigenvalues and Eigenfunctions for the Operator \hat{Q}?
- broegger
- · Replies 12 ·
Hans Bethe: Nobel Physicist (1906-2005)
- robphy
- · Replies 7 ·
Graduate Question on Canonical Quantization
- Inquisitive_Mind
- · Replies 2 ·
Graduate Is this superposition state an eigenstate of J² and L·S?
- Ed Quanta
- · Replies 4 ·
Undergrad Effect of heat on light radiation
- DREAMs
- · Replies 4 ·
Graduate Why subtract potential energy from total energy in the Schrödinger equation
- Nylex
- · Replies 39 ·
Graduate New look for Double-slit experiment
- Ola
- · Replies 3 ·
Graduate Calculating Normalization Constant for Wavefunction
- sarabellum02
- · Replies 5 ·
Graduate Is Transverse Radiation of Light Still Relevant in Modern Physics?
- NEOclassic
- · Replies 3 ·