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 Classical interpretation of the Thomson experiment compared to the modern quantum perspective
- PaulinsteinAmarx
- · Replies 7 ·
Undergrad Quantum field in curved space-time
- Gary Venter
- · Replies 4 ·
High School Interference pattern inferencing
- roineust
- · Replies 8 ·
Undergrad Macroscopic object wave function
- fhenryco
- · Replies 5 ·
Undergrad Heisenberg Uncertainty Principle and macroscopic objects
- wnvl2
- · Replies 2 ·
Undergrad How does the electron keep its properties?
- JC_Silver
- · Replies 5 ·
Undergrad Understanding Randomness in Brownian Matter
- EntropicThinker
- · Replies 4 ·
Graduate CHSH Bell inequality derivation
- d_bar_x
- · Replies 4 ·
Graduate Born's probability in decoherence
- Sr1
- · Replies 3 ·
High School Sketching Psi as a function of x
- tsumugori
- · Replies 15 ·
Undergrad Famous 'Aspect Experiment' -- Which Type of Polarizers Were Used?
- d_bar_x
- · Replies 3 ·
Undergrad Influence of electron's kinetic energy disspation during photoelectric emission
- Timothy S.
- · Replies 3 ·
Undergrad Can fractional photon energy escape detection in 2-slit experiments?
- julianb
- · Replies 33 ·
Graduate Order of Galilean Boost / Translation on a wave-function (or fields)
- binbagsss
- · Replies 9 ·
Graduate Vector Spaces Associated with Quark Modes in k-Space
- Hamracek21
- · Replies 0 ·
Undergrad Diffraction of point source/s and duality
- jk22
- · Replies 2 ·
High School Heisenberg uncertainty principle -- Questions about a practical experiment
- L Drago
- · Replies 34 ·
Undergrad Delayed quantum eraser: turning off sensor to bring back interference
- Herbascious J
- · Replies 24 ·
High School A homebrew quantum computer simulator
- Bob Walance
- · Replies 6 ·
Graduate Entropy increase in proton/proton collision?
- Twodogs
- · Replies 4 ·
Graduate Two-electron Lagrangian in QED
- Fefetltl
- · Replies 4 ·
High School Is space-time curvature a curvature of the Higgs field?
- C18
- · Replies 2 ·
Undergrad Relativity Considerations for Measurements on a Free Particle
- member 743765
- · Replies 1 ·
Undergrad How to derive momentum operator in position basis via its definition?
- LightPhoton
- · Replies 6 ·
Undergrad Why is the coupling factor constant in QFT?
- Haorong Wu
- · Replies 1 ·
Undergrad How to find common eigenbases of momentum and energy in infinite well?
- LightPhoton
- · Replies 9 ·
Undergrad Has superdeterminism been proven recently?
- vertig0
- · Replies 3 ·
High School What particle represents the mass-energy conversion in a proton?
- veemon293
- · Replies 4 ·
High School How would a hypothetical graviton escape a black hole?
- DaveC426913
- · Replies 10 ·
Graduate Any relation between Quantum Chaos and Quantum Field Theory?
- mad mathematician
- · Replies 10 ·
Graduate Spectral Decomposition of Constant Functions Utilizing Fourier Harmonics
- Bret Danfoss
- · Replies 7 ·
Undergrad Lagrangian Mechanics, Continuous Particle Paths and QFT
- Islam Hassan
- · Replies 6 ·
Undergrad Why do ##t## and ##-i\hbar\partial_t## not satisfy the definition of a linear map/operator in Hilbert space?
- Dr_Nate
- · Replies 4 ·
Undergrad Meaning of eigenvalue of projection operator/projector
- LightPhoton
- · Replies 17 ·
Undergrad Counting Total Spin for N Two-Level Systems (TLS)
- Haris
- · Replies 1 ·
Graduate Representation in second quantization
- hokhani
- · Replies 7 ·
High School In QFT, do Fermion fields belonging to distinguishable particles commute or anti commute?
- Paul Colby
- · Replies 19 ·
Undergrad Born rule as an axiom or as a theorem?
- nomadreid
- · Replies 7 ·
High School Why expectation values work for non-eigenfunctions of an operator
- HAYAO
- · Replies 8 ·
Undergrad Does quantum field theory resolve wave-particle duality and measurement?
- bhobba
- · Replies 9 ·
Undergrad Question on interference equation in a recent paper
- msumm21
- · Replies 8 ·
Undergrad How can I estimate the K force constant for bond types without special tools?
- Lahearle
- · Replies 2 ·
Graduate Schrodinger equation/Madelung equation phase transformation
- binbagsss
- · Replies 32 ·
High School Double-slit experiment and time
- Enlanda
- · Replies 24 ·
Graduate Acceleration in quantum mechanics
- hokhani
- · Replies 18 ·
Undergrad Is There A Study Showing The Observer Effect Ignoring Conscious Intent?
- Adon
- · Replies 3 ·
Undergrad Expectation value of the momentum for an electron in a box
- Haorong Wu
- · Replies 3 ·
Graduate Seeking papers on Energy Level Diagrams for LiNO2 and O2
- Adrian Tudini
- · Replies 0 ·
High School Quantum Superposition And A Coin
- Agent Smith
- · Replies 25 ·
Undergrad Volume of momentum space of an ideal gas
- LightPhoton
- · Replies 8 ·
Undergrad Meaning of the word 'particle'
- Qwadratix
- · Replies 11 ·
Undergrad Do physically rotating particles affect Stern Gerlach results?
- CountingKeys
- · Replies 16 ·
Graduate Polarization in a 3 level system
- Malamala
- · Replies 0 ·
Undergrad What are the implications of this "Negative Time Experiment"?
- James2018
- · Replies 19 ·
Graduate Time-dependent perturbation theory with exact H₀ solution
- Malamala
- · Replies 4 ·
Graduate What is the quantum picture of laser field accelerating free electrons?
- gaiussheh
- · Replies 6 ·
Undergrad Number of Higgs "particles" per unit volume
- mister i
- · Replies 4 ·
Undergrad Does quantum tunnelling affect the magnitude of the Casimir Effect?
- Eukonidor
- · Replies 21 ·
Undergrad Infinite energy from an electric field?
- p78653
- · Replies 12 ·
Undergrad Why protective measurement is important to understand psi?
- MichPod
- · Replies 5 ·
Undergrad Are solutions to the time-dependent Schrödinger equation eigenvalue solutions?
- wirefree
- · Replies 6 ·
High School 3 Particle entanglement
- Isaac Hart
- · Replies 23 ·
Undergrad Calculating qubit purity/entanglement in a quantum computer
- Bob Walance
- · Replies 0 ·
Graduate QED and photon path experiments
- LightPhoton
- · Replies 16 ·
Graduate Interesting Paper On QFT and Quantum Measuremets
- bhobba
- · Replies 10 ·
Undergrad The claymath 4-d QFT problem and virtual particles (as an example)
- billtodd
- · Replies 36 ·
Graduate A question of separability and entanglement
- andresB
- · Replies 11 ·
High School Wave function, measurement, and electron motion in quantum mechanics
- Musti425
- · Replies 11 ·
Undergrad Textbook proof of repulsion/attraction of equal charges according to odd/even spin
- arivero
- · Replies 7 ·
Undergrad Are Dot Products and Dirac Brackets Interchangeable in Vector Mathematics?
- sonnichs
- · Replies 10 ·
High School What does it mean that Planck's constant is an energy oscillator?
- hongseok
- · Replies 6 ·
High School Double slit experiment wave collapse
- Mkwglyg
- · Replies 2 ·
Undergrad The coefficient of expansion for spin addition
- hokhani
- · Replies 4 ·
Undergrad Some notes on stochastic physics
- ergospherical
- · Replies 1 ·
Insights Brownian Motions and Quantifying Randomness in Physical Systems
- ergospherical
- · Replies 1 ·
Undergrad Does a certainty in the position imply infinite variation in speed?
- Giuseppino32
- · Replies 4 ·
High School Why do photon polarization experiments show similar outcomes in different situations?
- gohu
- · Replies 11 ·
Graduate How does QFT treat Young’s Double-Slit Experiment?
- Quant
- · Replies 18 ·
Undergrad What's the relation between spinor space and SO(3) vector space?
- joneall
- · Replies 53 ·
Graduate Computer Model for a QCL laser
- Adrian Tudini
- · Replies 1 ·
Graduate Gravity has finite reach? (per Claudia de Rahm)
- rolnor
- · Replies 11 ·
Undergrad Does a Sensor interact with atoms in the double slit experiment?
- user079622
- · Replies 17 ·
Undergrad How does a photon travel?
- Green dwarf
- · Replies 9 ·
Undergrad The components of Dirac Equation -- Bosonic Lagrangian?
- arivero
- · Replies 8 ·
Undergrad How Does the Heisenberg Uncertainty Principle Relate to Electron Confinement?
- walker35867
- · Replies 16 ·
Undergrad Simulation of CHSH inequality experiment in Excel
- lostinmygarden
- · Replies 61 ·
Graduate Method of calculating the vacuum energy divergence
- Haorong Wu
- · Replies 2 ·
Undergrad Vacuum decay likelihood and consequences
- KleinMoretti
- · Replies 1 ·
Graduate Time-ordered products derivation in "QFT and the SM" by Schwartz
- Hill
- · Replies 5 ·
Undergrad Scaling Dimension of a Field in CFT
- shinobi20
- · Replies 0 ·
High School Does Particle System Collapse Depend on Mass, Momentum, or Complexity?
- AndrzejB
- · Replies 5 ·
Graduate Calculating higher order terms for Electron Anomalous Magnetic Moment
- Adrian59
- · Replies 6 ·
Undergrad FTL signals connected to a previous non-FTL discussion are possible?
- ESponge2000
- · Replies 8 ·
Graduate Converting momentum sums to integrals in curved spacetime
- KariK
- · Replies 1 ·
Undergrad Laser interference pattern flickering
- basiler
- · Replies 1 ·
High School Can the probabilities of state vectors |r⟩ and |i⟩ be determined from |ψ⟩?
- hongseok
- · Replies 2 ·
Undergrad Aligning a 405 nm laser, BBO SPDC source and fiber optic for entangled photon generation
- PokemanDude
- · Replies 1 ·
High School Is it possible to apply thermodynamics to magnetic/weak/nuclear fields
- Ignorantsmith12
- · Replies 2 ·
Undergrad Will all objects in the Universe transform into black holes through quantum tunneling?
- Suekdccia
- · Replies 7 ·
High School Gluons turning into quarks and antiquarks
- PotatoMan
- · Replies 8 ·