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 Different wave function for different observers?
- friend
- · Replies 16 ·
Undergrad Schrodinger's Cat radioactive source
- TheScienceOrca
- · Replies 44 ·
Graduate Eigenstates of Orbital Angular Momentum
- leo.
- · Replies 7 ·
Graduate Coulomb potential as an operator
- ShayanJ
- · Replies 37 ·
Graduate What does the `|' represent in an infinite product notation?
- blankvin
- · Replies 4 ·
Graduate Pathria page 2 -- total energy for mutually interacting particles
- spaghetti3451
- · Replies 2 ·
Graduate What Happens to Entangled Particles During Collider Experiments?
- Yolander
- · Replies 3 ·
Graduate Does a polarisationfilter do a measurement?
- entropy1
- · Replies 5 ·
Graduate Reconciling Quantum Field Theory and General Relativity: Progress and Challenges
- arupel
- · Replies 13 ·
Graduate Lagrangian invariance under infinitesimal transformations
- ShayanJ
- · Replies 1 ·
Graduate Energy conservation+superpositions=entanglement?
- Scott Hill
- · Replies 6 ·
Graduate Understanding the Measurement and Interaction of Electrons: A Beginner's Guide
- durant35
- · Replies 143 ·
High School Limits of no-communication theorem
- zonde
- · Replies 9 ·
Graduate Error : what is n in quantum mechanics
- jk22
- · Replies 20 ·
Graduate Mind over matter reality or myth?
- adfreeman
- · Replies 54 ·
Graduate Quantum antenna thought experiment
- jaydnul
- · Replies 6 ·
Graduate Entangled states before observation.
- Dadface
- · Replies 41 ·
Graduate Possible support to Penrose's OR theory?
- bremsstrahlung
- · Replies 3 ·
Graduate Symmetry groups of molecule - Hamiltonian
- Konte
- · Replies 4 ·
High School Are these good analogues for entanglement
- sciencejournalist00
- · Replies 11 ·
High School Is entanglement preserved on re-emission of photons
- sciencejournalist00
- · Replies 7 ·
Graduate Understanding Bell's inequality
- entropy1
- · Replies 29 ·
Graduate Are space and time really quantized?
- Tollendal
- · Replies 1 ·
Graduate Angular momentum during bremsstrahlung
- intervoxel
- · Replies 1 ·
Graduate Do Relativistic Effects Impact Probabilistic Quantum Mechanics?
- durant35
- · Replies 3 ·
Graduate Can calcium ions be used as a source of entangled photons
- sciencejournalist00
- · Replies 7 ·
Graduate What is the difference between entanglement and coherence
- sciencejournalist00
- · Replies 3 ·
Graduate Stern Gerlach and Nuclear Spin?
- MadRocketSci2
- · Replies 3 ·
Graduate Why Does the Stern-Gerlach Experiment Show Discrete Deflection Angles?
- gentsagree
- · Replies 5 ·
Graduate Question reguarding superpostion
- livethere
- · Replies 1 ·
Graduate Probability of entangled photons passing filter independent?
- entropy1
- · Replies 4 ·
Graduate Shocker: PR Box is logically inconsistent
- jimgraber
- · Replies 3 ·
Undergrad Is the collapse indispensable?
- A. Neumaier
- · Replies 185 ·
Graduate Is macroscopic entanglement a hidden property of all objects?
- durant35
- · Replies 4 ·
Graduate Energy eigenvalue and mass inverse relation?
- AbbasB.
- · Replies 7 ·
Graduate Can you name a few interactions that entangle particles
- sciencejournalist00
- · Replies 3 ·
Graduate SO(4) symmetry in the Coulomb potential
- ShayanJ
- · Replies 15 ·
Graduate Increase of Uncertainty over Time
- Hornbein
- · Replies 5 ·
Graduate Why can we believe the value of field is fluctuated?
- fxdung
- · Replies 8 ·
Graduate What Term must be used for this formalism?
- jlcd
- · Replies 6 ·
Graduate Photon energy in Heisenberg picture
- zonde
- · Replies 4 ·
Graduate Any difference between BEC correlations and entangled states
- sciencejournalist00
- · Replies 1 ·
Graduate Ergodocity and unitary evolution
- A. Neumaier
- · Replies 26 ·
Graduate Is this mathematical proof that beamsplitters entangle photons
- sciencejournalist00
- · Replies 1 ·
Graduate How to measure momentum in principle?
- pellman
- · Replies 22 ·
Graduate Formation of stars and non-conservation of angular momentum
- TRB8985
- · Replies 1 ·
Graduate How does a virtual particle becomes a point interaction?
- jim burns
- · Replies 2 ·
Graduate Can a dust particle be re-prepared with further photons?
- jlcd
- · Replies 18 ·
Graduate Overlap as function of distance
- ftft
- · Replies 2 ·
Graduate The phase between 2 waves describing 2 entangled particles?
- sciencejournalist00
- · Replies 2 ·
Graduate Can particles be absorbed into a field?
- friend
- · Replies 7 ·
Graduate Wave Function Collapse: Does Interaction of Photons & Objects Force It?
- jpling3714
- · Replies 8 ·
Graduate Variable separation - Schrödinger equation
- Konte
- · Replies 8 ·
Graduate Representation of Dirac Spinors
- omidaut
- · Replies 2 ·
Graduate Entangled Photons: What Happens to Photon B? Can Two Combine?
- MaxwellDemon
- · Replies 3 ·
Graduate Cause of quantum effects on small and large scales
- entropy1
- · Replies 13 ·
Graduate Is information conserved in quantum physics?
- Gerinski
- · Replies 2 ·
Graduate Determinism and Uncertainity Principle
- Stephanus
- · Replies 6 ·
Graduate Raising and Lowering Operators
- jjohnson
- · Replies 2 ·
Graduate Can one photon be heard by multiple listeners on a radio station?
- tim9000
- · Replies 27 ·
Graduate Why Must Indistinguishable Particles in Quantum Mechanics Exhibit Symmetry?
- zonde
- · Replies 19 ·
Graduate Can we measure the momentum of a particle in a specific position?
- amjad-sh
- · Replies 20 ·
Graduate Difference/similarity between superposition and uncertainty
- entropy1
- · Replies 6 ·
Graduate Observation and its role on objects/matter/particles
- Fred Boyd
- · Replies 3 ·
Graduate Using Mathematica to solve for Jacobi Identity
- Clarence Liu
- · Replies 3 ·
Graduate Can spin be modeled as a spinning vector until "measured" ?
- Jilang
- · Replies 13 ·
Graduate How Do Electrons Overcome Wave-Particle Duality in CRT Monitors?
- sawer
- · Replies 18 ·
Graduate Poisson brackets commutator vs. quantum commtation relation
- exponent137
- · Replies 3 ·
Graduate What is a "source term" & what is it physically in QFT?
- "Don't panic!"
- · Replies 4 ·
Graduate Criticism of blog post on quantum pigeonhole principle
- Strilanc
- · Replies 0 ·
High School Why QM (or rather, nature) is weird, in lay terms.
- georgir
- · Replies 3 ·
Graduate Probability and probability amplitude.
- dawningparadox
- · Replies 2 ·
Graduate Does Schrödinger's Cat Age If Found Alive?
- iMatt
- · Replies 6 ·
Graduate Transferring information faster than the speed of light?
- Peter987
- · Replies 5 ·
Undergrad Interference pattern in a moving train
- Adel Makram
- · Replies 12 ·
Graduate Confusion related to momentum eigenstates
- amjad-sh
- · Replies 4 ·
Graduate Axiom of QM is Observation... but
- jlcd
- · Replies 14 ·
Graduate List of Quantum phenomenon effects
- HawkI
- · Replies 9 ·
Graduate Adding expectation values to a CHSH animation
- edguy99
- · Replies 7 ·
Graduate Unraveling Hadronization: Understanding Particle Decay and Feynman Diagrams
- simon96c
- · Replies 10 ·
Graduate Self-adjoint matrix, general form
- Jakub Tesar
- · Replies 4 ·
Graduate What allow matter wave propagation?
- TheCanadian
- · Replies 2 ·
High School Can Quantum Occur on Manifolds Beyond Spacetime?
- jlcd
- · Replies 4 ·
Graduate Is the Bound State of a Particle in a 1D Potential Energy Well Real or Complex?
- klw289
- · Replies 1 ·
Graduate Classification of multipartite entanglement
- munirah
- · Replies 2 ·
Graduate Photon information after passing the pupil
- AlexxAstro
- · Replies 7 ·
Graduate Superconducting Resonator matches 3 Degree Kelvin Spectrum
- wavepax
- · Replies 12 ·
Graduate What is the role of these elements in entanglement
- sciencejournalist00
- · Replies 1 ·
Graduate Is single photon monochromatic or not?
- fxdung
- · Replies 10 ·
Graduate Quantum Measurement: Explaining Collapse & CPTP
- aaaa202
- · Replies 10 ·
Graduate Do ladder operators give integer multiples of ћ?
- baouba
- · Replies 5 ·
Graduate Performing Wick Rotation to get Euclidean action of scalar f
- FrancescoS
- · Replies 8 ·
Graduate Double slit experiment observation on and off
- wes hunter
- · Replies 7 ·
Graduate Effect of spins on hydrogen atom ground state energy
- forcefield
- · Replies 4 ·
Graduate Double slit experiment detection
- us40
- · Replies 21 ·
Graduate Question concerning superposition
- aspirationtophysics
- · Replies 3 ·
Graduate How does QFT explain the world around us?
- jlcd
- · Replies 13 ·
Graduate What Are Filtering Type Observations in Quantum Mechanics?
- cube137
- · Replies 16 ·
Graduate Propagation amplitude and time-evolution operator
- spaghetti3451
- · Replies 6 ·
Graduate Operator r is a diagonal matrix in position representation
- Happiness
- · Replies 1 ·