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 Entanglement Effects in Relativistic Reference Frames
- peter0302
- · Replies 23 ·
Graduate Getting Into Quantum Physics: Is It Difficult?
- Liger20
- · Replies 4 ·
Photons at same place at the same time
- bassplayer142
- · Replies 8 ·
Graduate A paradox about Heisneberg Uncertainty ?
- Klaus_Hoffmann
- · Replies 48 ·
Graduate Uncertainty: Measuring Electron Position w/o Light
- cosmic.ash
- · Replies 3 ·
Graduate Non Commutative Quantum Field Theory
- fizix-
- · Replies 3 ·
Graduate Questions on Line Spectra, Orbitals and Radiation
- Stereo_Chemist
- · Replies 4 ·
Undergrad The Photoelectric Effect question
- jumbogala
- · Replies 64 ·
Graduate Symmetries and conserved quantities
- plmokn2
- · Replies 6 ·
Graduate I won't debate on the wavefunction collapse
- lalbatros
- · Replies 132 ·
Graduate Weinberg Paper: Understanding Two Loop Corrections for Gravitational Force
- romeo6
- · Replies 2 ·
Graduate How we interpret quantum physics
- PlasmaSphere
- · Replies 24 ·
Graduate Probability current versus electric current
- BeauGeste
- · Replies 6 ·
Graduate What is the energy loss of a solid sphere hitting a wall obliquely?
- physmurf
- · Replies 2 ·
Undergrad What are some recommended introductory books on quantum mechanics?
- Fizzicist
- · Replies 1 ·
Undergrad Black lines in elements' emission spectra
- Intimidat0r
- · Replies 1 ·
Graduate How Can Visualizations Enhance Your Understanding of Quantum Spin Observables?
- TimH
- · Replies 14 ·
Graduate What are the fundamental mathematics behind path integrals in QM?
- pivoxa15
- · Replies 1 ·
Graduate What Is the Significance of the Fine Structure Constant 1/137?
- Himanshu
- · Replies 3 ·
Graduate What are generalized probability functions?
- TimH
- · Replies 15 ·
Graduate Is the Screen an Observer in the Double Slit Experiment?
- johny_g
- · Replies 2 ·
Graduate Distinguishability of electrons separated by large distances
- Alien
- · Replies 2 ·
Graduate Symmetric Potentials - Eigenstates & Ground States
- MJC3Jh
- · Replies 6 ·
Graduate Recursion relation for C-G coefficients
- Alien
- · Replies 3 ·
Undergrad What is a good introductory book for quantum physics?
- cfalcon
- · Replies 2 ·
Graduate Energy levels in quantum well structures
- starla
- · Replies 1 ·
Graduate What Is the Fine Structure Constant in Physics?
- Luidge
- · Replies 5 ·
Graduate Decay length of Half Square Well
- MitsuZero
- · Replies 1 ·
Graduate Is Quantum Physics an Epistemology or an Ontology?
- Alwinder
- · Replies 9 ·
Graduate Does de Sitter General Relativity Offer a New Approach to Quantum Gravity?
- Uncle Al
- · Replies 5 ·
Graduate Do Electrons Orbit the Nucleus Like Planets?
- ΔxΔp≥ћ/2
- · Replies 58 ·
Graduate Confirming the Correlation of Quantum States and Lowest Quantum Numbers
- lion8172
- · Replies 1 ·
Graduate Why Should We Revisit Quantum Mechanics and General Relativity?
- physillator
- · Replies 2 ·
Graduate Time Elapsed Through Earth's Tunnel: Clock Drop Experiment
- Count Iblis
- · Replies 3 ·
Can Comedy Simplify Quantum Physics?
- kach22i
- · Replies 1 ·
Graduate Quantum number and wave vector
- ewilibrium
- · Replies 4 ·
Graduate Raising and lowering operators for spin
- lion8172
- · Replies 3 ·
Graduate Electric Dipole Transition: Selection Rules & n Transition
- neelakash
- · Replies 1 ·
Graduate An irreducible representation of
- Coin
- · Replies 4 ·
Graduate Momentum Eigenstates in 1D Infinite Square Well
- Andy_ToK
- · Replies 3 ·
High School Movement of Electrons: Spin or Orbit?
- Brock
- · Replies 17 ·
Graduate Quantum Mechanics and Relativity.
- dromero
- · Replies 2 ·
Graduate What Does "Size" Mean for Electrons and Protons?
- Dale
- · Replies 12 ·
Graduate Numerical calculation of tunneling probability
- chandanrupa
- · Replies 1 ·
Graduate Does Natural Hydrogen Exist in a Stable Ground State?
- cornfall
- · Replies 6 ·
Graduate What does this state collapse into after the measurement?
- wdlang
- · Replies 2 ·
Graduate Has FTL communication really never been tested in this way?
- PostReplies
- · Replies 39 ·
Graduate How Does Angular Dependence Arise in a Spherical Symmetric Potential?
- touqra
- · Replies 2 ·
Graduate Logical Rational for spooky-action @ at distance
- candymarie
- · Replies 1 ·
Undergrad Electronic structure of the atoms
- Sean Torrebadel
- · Replies 5 ·
Graduate Advice for High School Student's Quantum Mechanics Assignment
- Nakalay
- · Replies 6 ·
Graduate Understanding Bell's Inequality & Theorem
- pibomb
- · Replies 5 ·
Graduate One Photon from coil and battery
- wawens
- · Replies 8 ·
Graduate Exchange of photons/virtual photons and electrostatic or EM force
- Labyrinth
- · Replies 19 ·
Graduate Physical meaning for wavefunction
- neelakash
- · Replies 4 ·
Graduate Compton Scattering from bound electrons
- neelakash
- · Replies 1 ·
Graduate Massive boson propagator - problem with step in derivation
- Ben1729
- · Replies 4 ·
Graduate Periodic Potential: Diff. Eq. Solutions
- jostpuur
- · Replies 6 ·
Graduate How Are the Failures of Equipartition Theory Linked to Quantum Mechanics?
- neelakash
- · Replies 4 ·
Graduate Neutrinos going through neuclei?
- David_777
- · Replies 2 ·
Graduate Is the Many Minds Interpretation of Quantum Mechanics Widely Accepted?
- Anonymous Scrub
- · Replies 7 ·
Graduate Angular Momentum Expectation Values help for noobie
- hellosir
- · Replies 1 ·
Graduate Why Does the First Order Term in QED Scattering Matrix Give No Contribution?
- QuantumDevil
- · Replies 3 ·
Graduate Can a Quantum Computer Solve NP-Hard Problems in Infinite Parallel Computing?
- wawens
- · Replies 4 ·
Graduate Integrating over all possible fields
- quantumfireball
- · Replies 4 ·
Graduate The dimension of the fine structure constant
- Koilon
- · Replies 9 ·
Graduate Which QM formalism is the most useful for understanding research papers?
- ice109
- · Replies 7 ·
Graduate How Instantaneous is Quantum Entanglement?
- idea2000
- · Replies 1 ·
Graduate Fermion Contraction: Peskin & Shroeder Pg 63
- jostpuur
- · Replies 5 ·
Undergrad Teleportation & EPR: Learn Basics & Get Readings on Paradox
- shomey
- · Replies 3 ·
Graduate Why does Lorentz Force law work?
- Brock
- · Replies 9 ·
Graduate Does Compton Effect Formula Follow Original Derivation?
- cscott
- · Replies 3 ·
Graduate Can Quantum Interference Be Explained Solely by Self-Interaction of Photons?
- Hernik
- · Replies 4 ·
Graduate Density matrix off diagonal terms - what do they mean?
- pellman
- · Replies 2 ·
Graduate Can I Predict the Lottery Draw Without Affecting the Universe's Wavefunction?
- Count Iblis
- · Replies 4 ·
Graduate Can You Generate Feynman Diagrams for Specific Perturbation Orders?
- iamquantized
- · Replies 1 ·
Graduate Quantum Foam: Exploring the Gravitational Effects of Virtual Particles in Space
- Art
- · Replies 8 ·
Bizarre theory-Could there be any truth in this?
- Liger20
- · Replies 6 ·
Graduate Matrix of angular momentum operator
- TURK
- · Replies 4 ·
Graduate Can measuring certain operators in a quantum system have deadly consequences?
- Count Iblis
- · Replies 1 ·
Graduate Cell Phones & Cancer: Examining Interaction Mechanisms
- Andronicus1717
- · Replies 10 ·
Graduate Permutation Operator: Understanding & Application
- cks
- · Replies 2 ·
Graduate Creating Electrons: A Question from Feyman
- quantumfireball
- · Replies 4 ·
Graduate What happens when we measure H_x in an infinit potential well?
- Lorna
- · Replies 2 ·
Graduate Does this soda can anti-gravity trick have any validity?
- MagikRevolver
- · Replies 3 ·
Undergrad Question: Why Quantum Computing Uses 1 & 0?
- plutoisacomet
- · Replies 6 ·
Graduate Artificial atoms used to improve compact discs?
- underworld
- · Replies 5 ·
Graduate In QM operators, why [YPz,YPx]=0, [ZPy,ZPy]=0 [X,Py]=0 [Y,Pz]=0, etc
- mudyos
- · Replies 10 ·
Graduate Time-dep perturbation theory
- omyojj
- · Replies 1 ·
Graduate How to work in the momentum representation?
- pellman
- · Replies 6 ·
Graduate Testing Hermiticity: How to Prove it?
- Lorna
- · Replies 2 ·
Graduate Virtual Photons as Force Carriers
- kcodon
- · Replies 26 ·
Graduate Quantum physics with Green's functions
- Tanja
- · Replies 3 ·
Graduate Can a Quantum State Have Time-Dependent Eigenvalues?
- pellman
- · Replies 1 ·
Graduate System of hydrogen atoms in an electric field
- Reid
- · Replies 1 ·
Graduate Why are particles in quantum field theory discrete?
- pellman
- · Replies 24 ·
Graduate Why does spin 0 have to be a true scalar?
- pellman
- · Replies 28 ·
Graduate Four-Photon Entanglement: Is a "Pure" State Possible?
- DrChinese
- · Replies 16 ·
Graduate Does the Four Fermion Interaction Conserve Current Like Standard Models?
- quantumfireball
- · Replies 1 ·
Graduate Proving the Spin Half Nature of Dirac Quanta
- quantumfireball
- · Replies 7 ·