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.
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Graduate Are quantum objects waves or particles or neither?
- Curious6
- · Replies 4 ·
Graduate Can QM be derived from Newton's Laws of motion
- Terry Giblin
- · Replies 38 ·
Graduate Tunneling in mechanical waves and light refraction
- AronH
- · Replies 4 ·
Graduate Solid evidence for true randomness in in the universe?
- gonzo
- · Replies 32 ·
Undergrad Nano particles and nano clusters
- manesh
- · Replies 3 ·
Graduate Solving Plasmas and Magnetics Questions with John
- eeka chu
- · Replies 8 ·
Graduate Lineshape Function: Understanding the Emission from Two-Level Systems
- George Isaac Aziz
- · Replies 5 ·
Graduate How Do We Handle Sub-Events in Function Normalization?
- manesh
- · Replies 4 ·
Graduate Renormalizying the non-renormalizable.
- eljose
- · Replies 2 ·
Graduate Time development of Expectation values
- Ed Quanta
- · Replies 3 ·
Graduate Why does Planck length depend on G, c, and h?
- Ed Quanta
- · Replies 2 ·
Graduate Wanting to know more about quantum mechanics
- Omar
- · Replies 5 ·
Graduate How is the action defined for non-differentiable paths in path integrals?
- Inquisitive_Mind
- · Replies 4 ·
Undergrad Can electric charge be enclosed ?
- tabchouri
- · Replies 3 ·
Graduate What are some published papers on the measurement problem in QM?
- zeta101
- · Replies 8 ·
Graduate Particle-in-a-box and the uncertainty principle
- broegger
- · Replies 7 ·
Graduate Solving Kinetic Energy Level Problem with Bohr's Rules for B=10T
- silverek
- · Replies 2 ·
Graduate Solving for the space-time metric in the QFT integrals
- Mike2
- · Replies 2 ·
Graduate Force of Sub-Atomic Particles with Des Chamberlain
- Des Chamberlain
- · Replies 88 ·
Graduate Calculating Electron Speed in Hydrogen-like Atoms
- eku_girl83
- · Replies 2 ·
Graduate Neutrinos and neutrino interactions
- Andrew Mason
- · Replies 14 ·
Graduate The Significance of a Non-Constant Scalar Field in 4-Dimensional Spacetimes
- MathematicalPhysicist
- · Replies 2 ·
Undergrad Finding optics and photonics course notes to catch up
- peter.tso.chen
- · Replies 2 ·
Graduate Looking for resources on quantum teleportation
- Bossieman
- · Replies 11 ·
Graduate Hilbert Space,Dirac Notation,and some other stuff
- Ed Quanta
- · Replies 47 ·
Graduate Galilean invariance transformation of the Schrödinger equation wavefunction
- Kane O'Donnell
- · Replies 5 ·
Graduate Quantum Mechanics: How Do I Find Expectation Values for Position and Momentum?
- itsaakanksha
- · Replies 2 ·
Graduate Why is Nottale's scale relativity theory underappreciated?
- humanino
- · Replies 2 ·
Graduate What Confusion Surrounds Young's Experiment on Wave-Particle Duality?
- Cruithne
- · Replies 182 ·
Graduate Can a single photon take any path to a detector despite barriers?
- primal schemer
- · Replies 3 ·
Graduate Is Reaching Absolute Zero Truly Impossible?
- Matrixman13
- · Replies 18 ·
Graduate Can objects move towards each other in less than one Planck length?
- Aphex_Twin
- · Replies 2 ·
Undergrad CNOT gate has actually been built or not?
- lorka
- · Replies 3 ·
Graduate How Does SHM Relate to Probability Distributions in Quantum Mechanics?
- Claire84
- · Replies 3 ·
Graduate Superposition Principle Question
- Ed Quanta
- · Replies 2 ·
Graduate What's the rotator theory. I don't understand it. Why?
- neostart
- · Replies 2 ·
Graduate Derivation of the Bohr Magneton
- aeroegnr
- · Replies 2 ·
Graduate Decoherence, Unitary Evolution and Information: Some ideas
- EddieZ
- · Replies 2 ·
Graduate Hamilton-Jacobi equation for interacting spins ?
- lalbatros
- · Replies 2 ·
Graduate Inverse wavefunction incorporates lower Planck gravitational bound
- Loren Booda
- · Replies 8 ·
Undergrad Information on photoluminescence?
- sharp81
- · Replies 2 ·
Graduate Vector Potential in Schrodinger eqn
- sinyud
- · Replies 2 ·
Undergrad Can I Calculate the Maximum Energy Loss in a Photon-Electron Collision?
- AKG
- · Replies 2 ·
Why did Gross, Politzer and Wilczek win the 2004 Nobel Prize?
- marcus
- · Replies 5 ·
Graduate Does Bohr's Model of Hydrogen Still Hold Up Against Quantum Mechanics?
- PeteGt
- · Replies 6 ·
Graduate Challenging Bell's Theorem: A Critical Analysis of the Assumptions and Errors
- wm
- · Replies 2 ·
Graduate Nuclear efficiency and the fine structure constant?
- nightcleaner
- · Replies 2 ·
Undergrad Finding lens spacing and magnification in a fresnel projector design
- sharp81
- · Replies 2 ·
Graduate Finding Pauli matrices WITHOUT ladder operators
- Penguin
- · Replies 4 ·
Graduate Are virtual particles created spontaneously out of the vacuum?
- Rhizomorph
- · Replies 50 ·
Graduate Calculating Electron Emission from Lithium with 100W Visible Light
- silverek
- · Replies 2 ·
Graduate Faraday's Principal of induction
- mcaxiak
- · Replies 4 ·
Undergrad Is the Singularity Still Present in Our Universe?
- PIT2
- · Replies 2 ·
Graduate EPR type thought experiment with black hole
- kmdavisjr
- · Replies 19 ·
High School Data Analysis web site for experiments ?
- student1938
- · Replies 2 ·
Graduate Does Quantum Entanglement Violate Causality?
- IvanTheTerrible
- · Replies 6 ·
Undergrad The wave/particle nature of light
- SeReNiTy
- · Replies 14 ·
Graduate Does the Second Law of Thermodynamics Imply the Necessity of Quantum Mechanics?
- Mike2
- · Replies 8 ·
Graduate Quantised Photon Energy and Compton Scattering
- timmyeatchips
- · Replies 2 ·
Where Can I Find Film Clips of Superfluidity Phenomenon?
- Gerinski
- · Replies 10 ·
Graduate Schroedinger Equation - Galilean Invariance
- Kane O'Donnell
- · Replies 5 ·
Graduate Understanding Neutron Star Formation and the Missing Ingredient
- skywolf
- · Replies 2 ·
Graduate Potential operator in positional space
- qubits
- · Replies 2 ·
Graduate Questions about Franck Hertz Experiment: Energy, Mean Free Path, Interactions
- JamesJames
- · Replies 18 ·
Graduate Understanding Quantum Mechanics: The Dual Nature of Particles and Waves
- StatusX
- · Replies 2 ·
Graduate Prove E > V(min) in Schroedinger Equation
- emob2p
- · Replies 3 ·
Graduate Electron Motion in a Quantum Leap
- Hyperreality
- · Replies 4 ·
Graduate Nonlocality of the quantum potential
- hellfire
- · Replies 4 ·
Graduate Hermitian Operators and Imaginary Numbers
- Ed Quanta
- · Replies 3 ·
Graduate What rules do quantum fields follow?
- Enos
- · Replies 3 ·
Graduate Where can I find information on solving for new energies using Dirac notation?
- theFuture
- · Replies 4 ·
Graduate What does mod(Psi) mean in quantum mechanics?
- Ad Infinitum NAU
- · Replies 2 ·
Graduate How Does Measurement Influence the Schrödinger's Cat Paradox?
- RAD4921
- · Replies 8 ·
Graduate Do particles have definite properties or is uncertainty only from measurement?
- Alkatran
- · Replies 14 ·
Graduate What is superselection?
- Imparcticle
- · Replies 3 ·
Graduate Does Time Exist for a Photon Traveling from Point A to Point B?
- kernelpenguin
- · Replies 11 ·
Graduate Introduction to Quantum Group Theory for College Math Majors
- Soveraign
- · Replies 3 ·
Graduate Knew my share of quantum phyisics
- skywolf
- · Replies 9 ·
Graduate Definition and formula for the projector operator P_psi
- Sammywu
- · Replies 127 ·
Graduate Objects without quantum nature, or without relativistic nature
- Loren Booda
- · Replies 5 ·
Graduate Why can't negative energy virtual particles escape black holes?
- Rothiemurchus
- · Replies 6 ·
Graduate Virtual particles vs. speed of light
- Jovaro
- · Replies 7 ·
Graduate How Does Quantum Tunneling Challenge Classical Physics Concepts?
- Rothiemurchus
- · Replies 8 ·
Graduate Newbie Quantum Physics Questions
- Wong
- · Replies 2 ·
Graduate Energy-time uncertainty relation
- RedX
- · Replies 8 ·
Graduate QFT proof from Peskin and Schroeder
- Norman
- · Replies 3 ·
Graduate Can Bound States with Exact Energies Violate the Uncertainty Principle?
- Allday
- · Replies 3 ·
Graduate Is the Wave Function for a Free Particle with a Rigid Wall at x=0 Correct?
- Ed Quanta
- · Replies 4 ·
Undergrad How do I use a histogram to find a combined fit for my muon lifetime experiment?
- Emc2brain
- · Replies 3 ·
Graduate What Is the Meissner Effect and How Does It Relate to Superconductivity?
- Diane_
- · Replies 7 ·
Graduate How do nonclassical observations influence eventual classical outcomes?
- Loren Booda
- · Replies 3 ·
Graduate Qm probability, energy density and curvature
- Rothiemurchus
- · Replies 2 ·
Graduate Electrons, the nucleus and the uncertainty principle.
- uranium_235
- · Replies 3 ·
Graduate Asymptotic freedom,quantum gravity
- Rothiemurchus
- · Replies 15 ·
Graduate Why quantize classical fields instead of using occupation numbers
- nrqed
- · Replies 98 ·
Graduate Probablity of Walking through a Wall
- Paul is Cool
- · Replies 6 ·
Graduate Quantum Mechanics and General Relativity: Understanding H Y = E Y and T Y = G Y
- Rothiemurchus
- · Replies 3 ·
Graduate What does field value mean if energy is zero in the Higgs field?
- aliendoom
- · Replies 8 ·
Graduate Relating de Broglie wavelength, wave functions, and probability in quantum mechanics
- broegger
- · Replies 7 ·
Graduate Can a Massive Force Carrier Turn a Two-Body System into a Three-Body Problem?
- Rothiemurchus
- · Replies 2 ·