Quantum Physics Forum

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 Anomaly in Schrödinger equation graph from Find the Lost Ring ARG

  • Cnslr2000
  • · Replies 6 ·
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Graduate Visualizing quantum entangled nuclei undergoing fusion

  • RabitHolRules
  • · Replies 9 ·
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Graduate Elementary particles and fermat's principle

  • spidey
  • · Replies 3 ·
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Graduate Probability of staying in same state after time-dep perturbation?

  • vincebs
  • · Replies 1 ·
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Graduate Is entanglement just a mathematical construct or is it a real phenomenon?

  • olcay
  • · Replies 48 ·
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Graduate Where Can I Find Pauli's Original Proof of the Spin-Statistics Theorem?

  • coolguy
  • · Replies 12 ·
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Graduate Superliminal Information Transfer

  • Luke212
  • · Replies 10 ·
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Graduate Are electrons photons trapped in atomic orbits?

  • nuby
  • · Replies 5 ·
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Graduate Constructing time-independent wave function with given energies

  • droedujay
  • · Replies 2 ·
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Graduate Why can't a photon be described by a wavefunction?

  • pellman
  • · Replies 18 ·
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Graduate Matter-antimatter annihilation

  • GRB 080319B
  • · Replies 5 ·
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Graduate Frequency of a particle? Frequency of what?

  • WraithM
  • · Replies 4 ·
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Graduate How Does Light Diffraction Occur in Plasma?

  • Relena
  • · Replies 1 ·
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Graduate How Can a Linear Potential Be Created Experimentally for Electron Studies?

  • PhilSh
  • · Replies 3 ·
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Graduate Detection of magnetic monopoles

  • tavi_boada
  • · Replies 11 ·
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Graduate Is the Zero Point Consistent Across the Universe?

  • SimonA
  • · Replies 12 ·
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Graduate Can electron waves carrying information explain double-slit interference?

  • vancalar
  • · Replies 3 ·
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Graduate Wigner-Eckart Thm: Calc Double Bar for Electric Dipole Op

  • jdstokes
  • · Replies 5 ·
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Graduate Difference between interaction and interference of QM systems

  • jdstokes
  • · Replies 1 ·
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Graduate Calculating Dislocation Chain Length in Solids

  • mate1000
  • · Replies 1 ·
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Graduate Confusion about the contour green's function

  • wdlang
  • · Replies 2 ·
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What does unity mean in quantum physics?

  • sikander mali
  • · Replies 7 ·
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Graduate Do Bohmian mechanics and Copenhagen interpretation involve multiverses?

  • jms5631
  • · Replies 11 ·
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Graduate Do static charges exchange photons of all frequencies?

  • ObsessiveMathsFreak
  • · Replies 4 ·
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High School Kinda new to this stuff, is there anything that makes electrons more

  • Qaiphyx
  • · Replies 6 ·
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Graduate Is the Pauli Exclusion Principle Universally Applicable?

  • madness
  • · Replies 22 ·
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Undergrad What are the angles of photoelectron emissions from a metal surface?

  • i_island0
  • · Replies 2 ·
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Graduate What is the Information Loss Paradox and How Does Hawking Radiation Relate?

  • spidey
  • · Replies 31 ·
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Graduate Partial Mossbauer effect—Why not?

  • jimgraber
  • · Replies 1 ·
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Graduate Experimental verification of QFT?

  • pellman
  • · Replies 7 ·
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Graduate What happened with weak measurement experiments in 2007?

  • Gelsamel Epsilon
  • · Replies 1 ·
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Graduate Simple Quantum Information Question

  • Pbrunett
  • · Replies 4 ·
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4

Graduate Observational evidence for Hawking radiation and quantum fluctuations

  • spidey
  • · Replies 3 ·
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Graduate Adam C: Funktionalanalytische u. Geometrische Anomalie Aspekte - Hilfe gesucht

  • cosmology
  • · Replies 1 ·
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Graduate Stimulated emission. Energy of the photon inducing the emission.

  • deccard
  • · Replies 3 ·
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Graduate Rabi oscillations and spin 1/2 systems.

  • noospace
  • · Replies 3 ·
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Graduate Deriving Jeans' Result from Magnetic Vector Potential

  • noospace
  • · Replies 1 ·
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Graduate Computational project in quantum physics

  • IHateMayonnaise
  • · Replies 6 ·
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Graduate Do photons collide with each other like any other massive object?

  • Ahmed Abdullah
  • · Replies 6 ·
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Graduate Schroedinger Equation (The original article)

  • guguma
  • · Replies 4 ·
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Graduate Understanding Phase Diffusion in Bose Einstein Condensates

  • wdlang
  • · Replies 3 ·
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Graduate Ladder operators for the infinite potential well

  • jostpuur
  • · Replies 7 ·
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Graduate Eigenstates: What would happen if you had a laser aimed at a mirror 45 degrees.

  • hxtasy
  • · Replies 4 ·
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Graduate Second Quantization and Field Operators

  • mkrems
  • · Replies 34 ·
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Graduate Does the EPR paradox show faster-than-light collapse in pi meson decay?

  • guguma
  • · Replies 97 ·
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Graduate A solution to time dependent SE but not Time independent SE?

  • faen
  • · Replies 5 ·
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Undergrad Quantum Computing: Are D-Wave's Adiabatic Quantum Computers Effective?

  • delta_simon
  • · Replies 3 ·
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Graduate Is photon emission spherical or linear?

  • joey_m
  • · Replies 3 ·
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Graduate Really a virtual particle sea?

  • jostpuur
  • · Replies 19 ·
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Graduate QM Intro: Questions on Copenhagen, Feynmann and Many Worlds

  • jms5631
  • · Replies 8 ·
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Graduate What are Za and Zb in the Gamow energy equation for two protons?

  • grscott_2000
  • · Replies 2 ·
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Undergrad Proving Linear Theory: Key Points Needed

  • xylai
  • · Replies 2 ·
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Graduate Spicy Questions on Particle Physics

  • Tachyonie
  • · Replies 10 ·
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Graduate Visualizing momentum expectation from position-space wavefunctions

  • noospace
  • · Replies 4 ·
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Graduate Momentum to Energy Representation in 3D Box

  • mkrems
  • · Replies 1 ·
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Graduate Why are there two different values for the electron magnetic moment?

  • drodophila
  • · Replies 9 ·
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Graduate What exactly is a particle - in particular in constrast to a wave

  • birulami
  • · Replies 3 ·
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Graduate When does Hawking radiation start?

  • regev
  • · Replies 9 ·
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Graduate Zeros of the partition function

  • mhill
  • · Replies 1 ·
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Graduate Polarization, then detection: collapse when?

  • birulami
  • · Replies 8 ·
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Graduate Does every observable commute with the hamiltonian?

  • CPL.Luke
  • · Replies 12 ·
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Graduate How can you test if a bipartite system is entangled?

  • ouacc
  • · Replies 2 ·
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Graduate Does ⟨φ⟩ mean ⟨0|φ|0⟩ in quantum mechanics?

  • princeton118
  • · Replies 2 ·
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Graduate Classical analouge of electron spin ?

  • mkbh_10
  • · Replies 7 ·
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Graduate Unitary Operators and the Time Evolution Operator: Exploring the Connection

  • captain
  • · Replies 5 ·
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Graduate What observations suggest quantum systems behave as particles in two-slit experiments?

  • birulami
  • · Replies 26 ·
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Graduate Has the observer effect in the double-slit experiment been experimentally tested?

  • Dr.Todd
  • · Replies 35 ·
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Graduate Do discontinuous paths contribute to path integrals in quantum mechanics?

  • pellman
  • · Replies 9 ·
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Graduate Introduction to Quantum Field Theory in curved spacetime

  • explain
  • · Replies 7 ·
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Graduate How is the act of observation defined in quantum mechanics?

  • Yoni
  • · Replies 4 ·
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4

Graduate Dirac Delta Function Potential (One Dimension)

  • Mathemaniac
  • · Replies 4 ·
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4

Graduate Do photons bounce off of each other?

  • Usaf Moji
  • · Replies 4 ·
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4

Graduate A linear theory (quantum theory)?

  • xylai
  • · Replies 3 ·
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3

Graduate Can Double Slit Quantum Eraser Enable Faster-than-Light Communication?

  • Lord Crc
  • · Replies 11 ·
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11

High School Is Richard Feynman's Lecture on Quantum Physics Still Relevant Today?

  • PenKnight
  • · Replies 1 ·
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Graduate How can I accurately portray quantum physics in a short film?

  • hiddenlight
  • · Replies 7 ·
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Graduate Who Studies Partial Wave Unitarity in Quantum Mechanics?

  • ophase
  • · Replies 1 ·
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Graduate Does the Pauli Exclusion Principle Apply to All Quantum Particles?

  • _Mayday_
  • · Replies 2 ·
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Graduate Photon's age? consider two interacting photons in the EPR effect

  • GearsofWar
  • · Replies 16 ·
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Graduate Why does a photon's momentum equal its reflected momentum if energy is conserved?

  • americanforest
  • · Replies 7 ·
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Graduate Oberver Collapsing Wave funcions vs. Wheeler-Feynman Absorber

  • BeatleHiker
  • · Replies 3 ·
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3

Graduate Learn about Operator Transformation for Improved Understanding of Complex Papers

  • moonlai
  • · Replies 3 ·
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3

Graduate Can High Energy Levels Allow Neutrons to Overlap in Black Holes?

  • woody3254
  • · Replies 1 ·
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Graduate Two questions concerning scattering in QED

  • QuantumDevil
  • · Replies 2 ·
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Graduate Why is the fine structure constant considered mysterious?

  • spidey
  • · Replies 11 ·
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11

Graduate What Determines the Precession Angle of an Electron in a Magnetic Field?

  • drodophila
  • · Replies 1 ·
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Graduate Time Operator in Standard Quantum Mechanics?

  • CPL.Luke
  • · Replies 9 ·
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9

Undergrad Does Heisenberg's uncertainty principle mean particles lack definite properties?

  • sgoodrow
  • · Replies 62 ·
3
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Graduate Infinite quantum wave function

  • lark
  • · Replies 8 ·
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8

Graduate Does entanglement violate special relativity if information changes instantly?

  • michael879
  • · Replies 25 ·
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Graduate Virtual particle energy-momentum

  • jostpuur
  • · Replies 1 ·
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Graduate Quantum mechanics and the macroscopic universe .

  • Nick666
  • · Replies 43 ·
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Graduate Superselection Rule: Definition & Meaning

  • touqra
  • · Replies 15 ·
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Graduate Transformations of free fields

  • bartadam
  • · Replies 3 ·
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Graduate Rotation Invariant of Sch. Equation and [Lx,H]=0] ?

  • torehan
  • · Replies 1 ·
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Graduate How Do Quantum Operators Affect Position and Momentum Expectations?

  • noospace
  • · Replies 2 ·
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2

Graduate When do quantum energy levels become continuous in the correspondence principle?

  • Josh Coswell
  • · Replies 1 ·
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Graduate Parity operator: why does P² equal a phase factor?

  • Pythagorean
  • · Replies 2 ·
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Graduate Relation between a measurement and the operators

  • ouacc
  • · Replies 1 ·
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