Quantum Physics Forum

Post thread
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.

Quantum Interpretations and Foundations

Undergrad New interpretation for the double slit experiment with light?
Graduate What is a topological phase transition and how is it characterized?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Electron recoil from light emission
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Solving Low-Density Fock Spacings Issues with "Product Fock Spaces
  • · Replies 7 ·
Replies
7
Views
2K
Graduate How Long Do Quantum Effects Last in Biological Processes?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Entangled photons and their Parents
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Wilson Loop and spontaneous symmetry breaking.
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Radiation of accelerated charge in QM
  • · Replies 10 ·
Replies
10
Views
2K
Graduate Quantum explanation for Passive Intermodulation (PIM)
  • · Replies 9 ·
Replies
9
Views
2K
Graduate What's the problem with (non-causal) nonlocality?
  • · Replies 14 ·
Replies
14
Views
3K
Graduate Integral kernel in vacuum wave functional
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Double Slit Experiment: one at a time
  • · Replies 20 ·
Replies
20
Views
4K
Graduate SU(N) symmetry breaking by non-trivial parity.
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Reduced Density Matrix Entropy in 1D Spin Chain
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Shrodinger's cat is "invisible"
  • · Replies 25 ·
Replies
25
Views
3K
Undergrad Zero Potential Level: Excited State or Not?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Can Quantum Mechanics Have 'Elegant' Trajectories in Hilbert Space?
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Quantum entanglement on a cosmological scale?
  • · Replies 14 ·
Replies
14
Views
2K
Graduate Photon emission from dipole antenna
  • · Replies 2 ·
Replies
2
Views
2K
Graduate How/why decoherence rather than how/why coherence
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Books on quantum mechanics with intuition
  • · Replies 8 ·
Replies
8
Views
4K
Graduate Quantum Mechanics and Group Theory questions
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Electron Orbitals: Learn about Shapes & Charges
  • · Replies 10 ·
Replies
10
Views
2K
Graduate Classical versus quantum momentum
  • · Replies 10 ·
Replies
10
Views
5K
Graduate Dirac Hydrogen Atom: Parity and Odd-Operator
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Shouldn't a metal at 0K emit electromagnetic radiation?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate The quantum number n and its restrictions
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Explore Quantum Visualization and Single Particle Interference Simulation
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Calculate Eigen Function of 3D Potential Box w/ Doubled X Side
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Is a photon of dimension zero?
  • · Replies 20 ·
Replies
20
Views
3K
Graduate Expected result of such an experiment?
  • · Replies 16 ·
Replies
16
Views
3K
Graduate Why no decoherence after reflection from metal film
  • · Replies 16 ·
Replies
16
Views
3K
Graduate How can you actually measure the electron position?
  • · Replies 13 ·
Replies
13
Views
6K
Graduate Energy of the electron in a random hydrogen atom
  • · Replies 12 ·
Replies
12
Views
2K
Graduate Radiative heat transfer in multi-component media
  • · Replies 2 ·
Replies
2
Views
732
Graduate Understanding the Planck Scale
  • · Replies 1 ·
Replies
1
Views
1K
Graduate QED vacuum and Lorentz invariance
  • · Replies 19 ·
Replies
19
Views
3K
Insights How to Stop an Electron from Falling into a Proton - Comments
  • · Replies 11 ·
Replies
11
Views
2K
Graduate Identical Particles in Ballentine's Book
  • · Replies 14 ·
Replies
14
Views
2K
Graduate Units of Wave function (Schrodinger equation)
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Confused about angular momentum
  • · Replies 5 ·
Replies
5
Views
1K
Graduate Understanding ultraviolet catastrophe
  • · Replies 10 ·
Replies
10
Views
4K
Graduate How Do Qubits and Multiple Qubit Systems Enhance Computing Power?
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Under what conditions is a photon a particle?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Can Virtual Particles Be Observed in Experiments?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Where is the flaw with predetermined entanglement state?
  • · Replies 98 ·
4
Replies
98
Views
8K
Graduate How to calculate density matrix for the GHZ state
  • · Replies 6 ·
Replies
6
Views
6K
Graduate Understanding Reflection Planes in Diatomic Molecules
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Why Does Light Exhibit Both Particle and Wave Properties?
  • · Replies 40 ·
2
Replies
40
Views
5K
Graduate What do we mean by Classical Simulation of Quantum Algorithm
  • · Replies 2 ·
Replies
2
Views
2K
High School What is the difference between simple harmonic wave and stationary wave?
  • · Replies 5 ·
Replies
5
Views
1K
Graduate Time-Dependent Perturbation Theory & Completeness
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Question regarding the double slit experiment
  • · Replies 7 ·
Replies
7
Views
1K
Graduate Ballistic conduction and Superconductivity
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Is another definition of sum useful?
  • · Replies 3 ·
Replies
3
Views
983
Graduate Measurement of a Hydrogen qubit?
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Green's Functions and Feynman Diagrams
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Spin 1/2 - Is √3/2ħ or √¾ħ Correct?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate What is the point to study Anti-bunching?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Comparing the Uncertainty Principle: Griffiths vs. Shankar
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Superposition & Mixture : Preparation and Representation of
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Unpacking the Physics Behind the Annihilator-Creator Operator Formula
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Scattering amplitude, link between quantum mechanics and QFT
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Ammonia molecule geometry and radiation
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Observer Big Bang? How come electrons have a wave nowadays?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Transmission: Finite Potential Barriers & Potential Steps
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Single photon double slit, reset detector after each impact
  • · Replies 35 ·
2
Replies
35
Views
4K
Graduate Has anyone ever done this experiment before? quantum entanglement
  • · Replies 11 ·
Replies
11
Views
2K
Graduate Hiding the observer with gravitational measurements?
  • · Replies 6 ·
Replies
6
Views
1K
Graduate What Algorithms Extract Information from Quantum Eigenvalues?
  • · Replies 15 ·
Replies
15
Views
2K
Graduate Dispersion relation for non-relativistic quantum particles
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Hanbury Brown and Twiss effect question
  • · Replies 54 ·
2
Replies
54
Views
8K
Graduate Are discrete particles and fields both present in Quantum Mechanics?
  • · Replies 1 ·
Replies
1
Views
907
Graduate More evidence that the wavefunction is ontologically real?
  • · Replies 71 ·
3
Replies
71
Views
6K
Graduate Can we model classical world using quantum laws?
  • · Replies 9 ·
Replies
9
Views
2K
Graduate Delayed Choice Quantum Eraser & The Observer (2000)
  • · Replies 44 ·
2
Replies
44
Views
4K
Insights Why Renormalisation Needs a Cutoff - Comments
  • · Replies 29 ·
Replies
29
Views
3K
Graduate Give mass to a massless scalar field in 1+1, Higgs like?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Good Books on Quantum Computing and Quantum Mechanics
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Are we wrong to try and unify quantum mechanics and relativity?
  • · Replies 118 ·
4
Replies
118
Views
11K
Graduate Performing integration over field variable
  • · Replies 1 ·
Replies
1
Views
879
Graduate Do Virtual Particles Cause The Wave Function To Collapse?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Cohen-Tannoudji on mutually exclusive (?) events
  • · Replies 2 ·
Replies
2
Views
981
Graduate Why Are Swap Gates Used in Quantum Fourier Transform Circuits?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Why Quantum Mechanics is Complex
  • · Replies 10 ·
Replies
10
Views
3K
Graduate About role of Planck constant in classical physics
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Role of Angular Momentum in Defining Vector Operator ##\mathbf{V}##
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Completeness for a single particle
  • · Replies 3 ·
Replies
3
Views
983
Graduate In-principle existence of which-way info
  • · Replies 10 ·
Replies
10
Views
1K
Graduate How do electrons change states on their own?
  • · Replies 1 ·
Replies
1
Views
977
Graduate Different classical limits of quantum mechanics
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Is it Valid to Treat a Solid as a Large Molecule in Calculating Specific Heat?
  • · Replies 2 ·
Replies
2
Views
923
Graduate Why do collapse functions change form in master equations?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Potential energy term in Schrodinger's equation?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Origin of Charge: Electrons, Protons & Photons
  • · Replies 17 ·
Replies
17
Views
3K
Graduate Suggested topics for a beginner in QP? What got you hooked?
  • · Replies 6 ·
Replies
6
Views
1K
Graduate Mathematical conundrum when adding complex exponentials
  • · Replies 3 ·
Replies
3
Views
1K
Graduate What Are Incomplete Collapses and Tails in Objective Collapse Theories?
  • · Replies 25 ·
Replies
25
Views
4K
Graduate Confused about the Pauli Exclusion Principle....
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Measuring Qubits: Basics for Quantum Computing Beginners
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad What is the difference between a vector and a vector space?
  • · Replies 4 ·
Replies
4
Views
2K