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

I Question about discussions around quantum interpretations
DETERMINISM OR RANDOM? Pick a side
  • · Replies 35 ·
2
Replies
35
Views
6K
Mastering Functional Derivatives in Quantum Field Theory
  • · Replies 2 ·
Replies
2
Views
2K
Page13 on Griffiths quantum mechanics
  • · Replies 2 ·
Replies
2
Views
2K
Observed intensity of Persistent Lines of Neutral Hydrogen
  • · Replies 1 ·
Replies
1
Views
2K
In string theory, what are the small strings physically made out of?
  • · Replies 4 ·
Replies
4
Views
3K
Stimulated Emission has no sufficient proof?
  • · Replies 8 ·
Replies
8
Views
4K
Amazing Quantum Levitation Demonstration Video
  • · Replies 26 ·
Replies
26
Views
6K
Why is Gaussian Packet the lower limit?
  • · Replies 5 ·
Replies
5
Views
2K
Quantum physics underlining the 'magic numbers' in chemical bonding & more.
  • · Replies 1 ·
Replies
1
Views
2K
Quantum Computers: Auxiliary State Explained
  • · Replies 1 ·
Replies
1
Views
2K
How does U(1) guage symmetry lead to Maxwell's equations?
  • · Replies 2 ·
Replies
2
Views
4K
Understanding the Physical Significance of Operator Commutation
  • · Replies 4 ·
Replies
4
Views
2K
What is the significance of charge neutralization in physics?
  • · Replies 2 ·
Replies
2
Views
8K
Does Noether theorem apply to gauge symmetry?
  • · Replies 19 ·
Replies
19
Views
11K
Average value in superposition question
  • · Replies 6 ·
Replies
6
Views
3K
Unclear formulation of Ward identity
  • · Replies 2 ·
Replies
2
Views
2K
Can one tell me if the treatment of the Mach-Zehnder interferometer in
  • · Replies 1 ·
Replies
1
Views
2K
Expectation value in a linear superposition
  • · Replies 2 ·
Replies
2
Views
2K
Conservation of momentum photoelectric effect
  • · Replies 6 ·
Replies
6
Views
4K
Probability density doesn't oscillate with time
  • · Replies 4 ·
Replies
4
Views
3K
Energy of a QM system, stationary states
  • · Replies 1 ·
Replies
1
Views
3K
Gaussian Wavepacket: Position-Momentum Uncertainty
  • · Replies 1 ·
Replies
1
Views
2K
Why energy level of one dimension problem is descrete?
  • · Replies 2 ·
Replies
2
Views
2K
The ln(m^2) term in dimensional regularization
  • · Replies 3 ·
Replies
3
Views
3K
Are electron energy transitions instantaneous
  • · Replies 2 ·
Replies
2
Views
2K
Double Slit - Observation Appartaus is Key?
  • · Replies 5 ·
Replies
5
Views
2K
What is the purpose and meaning of Pauli/sigma matrices
  • · Replies 4 ·
Replies
4
Views
7K
Uncertainty principle and single slit experiment
  • · Replies 5 ·
Replies
5
Views
3K
Questions about Rigged Hilbert Space
  • · Replies 27 ·
Replies
27
Views
8K
Energy is borrowed from the vacuum /Virtual Particles
  • · Replies 4 ·
Replies
4
Views
4K
Length contraction on quantum scale?
  • · Replies 1 ·
Replies
1
Views
2K
Hypothetical Question of Virtual Particles and Magnets
  • · Replies 2 ·
Replies
2
Views
2K
Appearing out of nothing with defined characteristics?
  • · Replies 4 ·
Replies
4
Views
2K
Does the Einstein -Hilbert Lagrangian has a potential term?
  • · Replies 4 ·
Replies
4
Views
4K
Spurion & Symmetry: Meaning, Breaking & Explanations
  • · Replies 5 ·
Replies
5
Views
9K
Negative off-diagonal elements in density matrix?
  • · Replies 2 ·
Replies
2
Views
5K
Angular momentum operators for bosons
  • · Replies 2 ·
Replies
2
Views
2K
Nonlocality: correlation vs causation
  • · Replies 76 ·
3
Replies
76
Views
12K
What distinguishes observation from measurement in quantum mechanics?
  • · Replies 12 ·
Replies
12
Views
15K
What if I'm the Schrodinger's Cat?
  • · Replies 4 ·
Replies
4
Views
2K
Normalization of vacuum state.
  • · Replies 10 ·
Replies
10
Views
5K
Proof of orthonormality of the hamiltonian when not real
  • · Replies 3 ·
Replies
3
Views
3K
Understanding Photon Slowdown and Acceleration in Material-Filled Space
  • · Replies 2 ·
Replies
2
Views
2K
Kobayashi Maskawa Matrix Error ?
  • · Replies 3 ·
Replies
3
Views
1K
Schrodinger's Cat: Conscious Observer & Levels of Organization
  • · Replies 5 ·
Replies
5
Views
3K
Is the Quantum Casino's Use of Euler's Formula Misleading?
  • · Replies 5 ·
Replies
5
Views
3K
What is Seen in Atom Photographs?
  • · Replies 9 ·
Replies
9
Views
19K
Question about torque in Stern Gerlach Experiment
  • · Replies 7 ·
Replies
7
Views
4K
Quantum Computers: Why They're Faster
  • · Replies 2 ·
Replies
2
Views
2K
Schroedinger equation with angular momentum operators
  • · Replies 3 ·
Replies
3
Views
2K
Plank's constant, phase integral and quantization of action
  • · Replies 3 ·
Replies
3
Views
4K
Single slit single particle interference
  • · Replies 8 ·
Replies
8
Views
3K
Layman's questions regarding Measurement Problem
  • · Replies 48 ·
2
Replies
48
Views
8K
Deriving Equations for Pure State Quantum System
  • · Replies 7 ·
Replies
7
Views
2K
About expansion of wave functions
  • · Replies 1 ·
Replies
1
Views
2K
Dirac delta wave function impossible?
  • · Replies 3 ·
Replies
3
Views
6K
In comparing different renormalization procedures why do we care about symmetry?
  • · Replies 1 ·
Replies
1
Views
2K
Currents and the quantum effective action
  • · Replies 2 ·
Replies
2
Views
2K
Bell's Theorem Correlations Velocity
  • · Replies 40 ·
2
Replies
40
Views
5K
Does Quantum Entanglement Occur During Electron and Positron Collisions?
  • · Replies 11 ·
Replies
11
Views
4K
BRST Symmetry and unphysical polarizations
  • · Replies 2 ·
Replies
2
Views
2K
How Should We Define Spin Angular Momentum in Relativistic Quantum Mechanics?
  • · Replies 5 ·
Replies
5
Views
3K
How is light absorbed/reflected?
  • · Replies 16 ·
Replies
16
Views
6K
Is Action Quantized? Quantum Mechanics Explored
  • · Replies 16 ·
Replies
16
Views
8K
Superposition experiment question?
  • · Replies 4 ·
Replies
4
Views
2K
Normalization Conditions of Wave functions
  • · Replies 4 ·
Replies
4
Views
8K
Superluminal Light Propagation in Optical Fibres?
  • · Replies 11 ·
Replies
11
Views
4K
Why ghost fields(Faddeev-Popov ghosts) must be ''ghost''?
  • · Replies 2 ·
Replies
2
Views
3K
Is My Calculation of the Photon State in a Mach-Zehnder Interferometer Correct?
  • · Replies 9 ·
Replies
9
Views
3K
What is adjoint representation in Lie group?
  • · Replies 5 ·
Replies
5
Views
3K
Quantum mechanical derivation of ohm's law?
  • · Replies 4 ·
Replies
4
Views
7K
Angular Momentum the Full Operator Approach
  • · Replies 3 ·
Replies
3
Views
2K
Albert's narrative argument against Everett-type theories
  • · Replies 7 ·
Replies
7
Views
4K
Angular part of the wavefunction
  • · Replies 21 ·
Replies
21
Views
8K
Can A Single Photon Be Split Into 45 and 135 Degree Polarization?
  • · Replies 6 ·
Replies
6
Views
3K
Chern-Simons and massive A^{\mu}
  • · Replies 2 ·
Replies
2
Views
2K
What is the interpretation of the Dirac equation and its current operator?
  • · Replies 6 ·
Replies
6
Views
6K
Bra-ket notation Schrodinger Equation
  • · Replies 1 ·
Replies
1
Views
6K
Arbikosov vortex and Heisenberg
  • · Replies 1 ·
Replies
1
Views
2K
Feynmann's electron double slit experiment
  • · Replies 1 ·
Replies
1
Views
2K
Does a molecule really take on the shape like the VSPER model?
  • · Replies 1 ·
Replies
1
Views
1K
Lay Hypotheisis on the Universe (Do you think this is plausible?)
  • · Replies 6 ·
Replies
6
Views
3K
SU(2)L, SU(2)R, other symmetric groups and SSB
  • · Replies 2 ·
Replies
2
Views
2K
Is Time an Entropic Result of Space?
  • · Replies 10 ·
Replies
10
Views
3K
Quantum Mechanics: Multiple Pathways Explained
  • · Replies 5 ·
Replies
5
Views
2K
Wave Packet Expansion: Physical Reason & Conservation Laws
  • · Replies 2 ·
Replies
2
Views
2K
Help for a beginner Bell's Theorem
  • · Replies 4 ·
Replies
4
Views
3K
What exactly is intrinsic angular momentum (spin)?
  • · Replies 11 ·
Replies
11
Views
7K
Why do electrons absorb light and jump to higher energy levels?
  • · Replies 24 ·
Replies
24
Views
4K
Consensus about Non-Locality & Spacetime
  • · Replies 60 ·
3
Replies
60
Views
10K
Superselection Rule Results from Schrodinger Equation
  • · Replies 6 ·
Replies
6
Views
2K
What happens to an electron when a photon is reflected?
  • · Replies 2 ·
Replies
2
Views
3K
Is superposition dependant on the measurement of sound as well as sight?
  • · Replies 10 ·
Replies
10
Views
2K
Uncertainty Principle & Neutrino Probing: Can we Describe it w/ Semi-Classics?
  • · Replies 2 ·
Replies
2
Views
2K
Why is Casimir operator to be an invariant of coresponding Lie Algebra?
  • · Replies 2 ·
Replies
2
Views
3K
How you come up with the wave func. in the first place?
  • · Replies 16 ·
Replies
16
Views
3K
Superposition in quantum computing
  • · Replies 1 ·
Replies
1
Views
2K
Why explain with both vectors and functions
  • · Replies 3 ·
Replies
3
Views
2K
Wavefunction Collapse: Timeline & Effects
  • · Replies 5 ·
Replies
5
Views
3K
Entangled photon polarization correlation
  • · Replies 6 ·
Replies
6
Views
3K