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 Relation between phase space and path integral formulation?
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Arithmetic mean Fermi Dirac & Bose Einstein
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Compton effect and photoelectric effect
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Calculating Bohr Magneton: Need Help with Unit Conversion
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Triplets/Singlets and applying lowering S operator
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Average values of operators of potential and kinetic energy
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Norm of a vector related to coherent states
  • · Replies 2 ·
Replies
2
Views
991
Graduate Lagrange and Hamiltonian formulations
  • · Replies 1 ·
Replies
1
Views
805
Graduate Efficiency of CNOT Gates in Quantum Circuit Design
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Understanding E/t uncertainty and ##\vec{L}## uncertainty
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Black body re-emission of incident radiation
  • · Replies 4 ·
Replies
4
Views
2K
Graduate How do I write taylor expansion as exponential function?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Heisenberg's Microscope Derive Exactly Uncertainty Principle
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Construction of free energy using Landau theory
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Why are quarks fundamental particles?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Free Particle & Square Well Potential Explained
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Quantum Entanglement Communication
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Does Holographic Theory Support the Idea of a Subjective Reality?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate How can Schrödinger's Cat be both alive and dead?
  • · Replies 173 ·
6
Replies
173
Views
26K
Graduate Condensed matter problem with Feynman integral
  • · Replies 1 ·
Replies
1
Views
1K
Graduate When will antibosons be generated?
  • · Replies 5 ·
Replies
5
Views
1K
Graduate Is Every Physics Equation a Field?
  • · Replies 15 ·
Replies
15
Views
3K
Graduate Superconductivity in the Presence of a Magnetic Field
  • · Replies 5 ·
Replies
5
Views
1K
Graduate Wavelength of matter wave at v=0
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Angular Momentum commutation relationships
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Closure relation in infinite dimensions
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Attempts to explain quantum entaglement
  • · Replies 26 ·
Replies
26
Views
4K
Graduate Implementing Arbitrary Unitary Ops with C-NOT & Gray Codes
  • · Replies 2 ·
Replies
2
Views
1K
Graduate EPR Paradox: Entanglement & Opposite Spin Exploration
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Deriving Massive spin 2 propagator from polarization vectors
  • · Replies 5 ·
Replies
5
Views
5K
Graduate Gauge Freedom Quantum Electrodynamics
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Question about Virtual Particles
  • · Replies 171 ·
6
Replies
171
Views
15K
Graduate David Tong: Lectures on Quantum Field Theory
  • · Replies 1 ·
Replies
1
Views
5K
Graduate Construction of the path integral
  • · Replies 5 ·
Replies
5
Views
2K
Graduate When are quantum corrections significant for EM?
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Is it Possible to Transmit Classical Information with Quantum Network Flow?
  • · Replies 4 ·
Replies
4
Views
1K
Graduate How to directly calculate the polarizability
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Energy of a particle near a potential well
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Nuclear Spin and Magnetic Resonance Imaging
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad What does this quote from Einstein mean?
  • · Replies 6 ·
Replies
6
Views
5K
Graduate Creation and annihilation as measuring processes?
  • · Replies 16 ·
Replies
16
Views
2K
Graduate Touching at atomic and macro scale
  • · Replies 10 ·
Replies
10
Views
3K
Graduate Is there a connection between EPR and crossing symmetry in Feynman diagrams?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Uncertainty of position in an infinite potential well
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Quantum Physics: The Reaction of a Photon Passing Through a Slit in a Plate
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Quantum fluctuations at radio frequencies
  • · Replies 54 ·
2
Replies
54
Views
5K
High School Is the Net Charge of a Hydrogen Atom the Same in Excited State vs Ground State?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Is the Mass of an Electron Arbitrary in Quantum Field Theory?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Implications of Bell's theorem (Laloe paper)
  • · Replies 20 ·
Replies
20
Views
3K
Graduate Apparent 'stillness' of macroscopic systems
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad What is the charge of an electron and the nature of stopping potential?
  • · Replies 3 ·
Replies
3
Views
5K
Graduate Relation between electricity and magnetism?
  • · Replies 2 ·
Replies
2
Views
932
Graduate Quantum fluctuations at critical point
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Selection rules in electric dipole appoximation
  • · Replies 5 ·
Replies
5
Views
1K
Graduate How Do Eigenvalues and Eigenvectors Determine a Quantum Density Operator?
  • · Replies 13 ·
Replies
13
Views
6K
Graduate Is Matter Wave Travel Faster Than the Speed of Light?
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Proof of Cauchy-Schwarty Inequality
  • · Replies 6 ·
Replies
6
Views
1K
Graduate Strength of Dirac Delta Potential
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Electron recoil due to photon emission
  • · Replies 15 ·
Replies
15
Views
4K
Graduate Spin angular momentum operator queries
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Frustrated total internal reflection superluminal
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Understanding Energy Eigenstates: Orbitals and Energy Bands Explained
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Basic Linear Alegbra for Quantum Mechanics
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Explore the Double Slit Experiment: Variations & Results
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Noether's theoem and conserved current arbitrariness
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Huh? Condensates can exchange particles without effect?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Solving the Schödinger equation - R.Shankar's PQM, mistake?
  • · Replies 10 ·
Replies
10
Views
2K
Graduate Solving the Mystery of Spontaneous Emission
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Why photons don't interact with the Higg's field
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Is the quantum world truly random?
  • · Replies 14 ·
Replies
14
Views
3K
Graduate The "Intelligence" behind quantum physics
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Gauge Transformation Quantum Electrodynamics
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Can you answer this virtual photon paradox?
  • · Replies 13 ·
Replies
13
Views
2K
Graduate Is Quantum Superposition Dependent on the Observer?
  • · Replies 21 ·
Replies
21
Views
3K
Graduate Logical explanation for quantization
  • · Replies 12 ·
Replies
12
Views
2K
Graduate Representations on Hilbert space
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Translation Operators: Raising & Lowering Equations
  • · Replies 14 ·
Replies
14
Views
3K
Graduate Why do scars corresponding to classical orbits appear in the wavefunction?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Creation and annihilation operators
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Double-slit experiment: any videos of the Observer Effect?
  • · Replies 21 ·
Replies
21
Views
7K
Graduate V - A weak interaction theory?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate What happens at energy-gaps, Kronig-Penney model
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Mass problem or something of a sort (E=mc^2)
  • · Replies 2 ·
Replies
2
Views
1K
Graduate QFT: Bogolyiubov transformations and KG inner product
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Dirac Wave Function: Schrodinger Equation Coupling
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Quantum Bose Einstein effects on a macro scale?
  • · Replies 15 ·
Replies
15
Views
3K
Graduate Introduction to superconducting quantum circuits
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Understanding the Role of Multiple Integrals in the Path Integral Formula
  • · Replies 14 ·
Replies
14
Views
2K
Graduate Visualising the Conjugate Transposition of a Vector
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Effects of Hamiltonian Preferred Basis on Decoherence
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Definition Radial distribution function
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Quantum Superposition: Causes, Effects and More
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Entanglement, Measurements, and Interactions
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Explain delayed choice quantum eraser without consciousness
  • · Replies 2 ·
Replies
2
Views
6K
Graduate Why is the integrated information of a Bell state = 0?
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Can Wien's Law be derived without using Planck's formula?
  • · Replies 2 ·
Replies
2
Views
8K
Graduate Uncertainity Principle: possible to know the momentum and position?
  • · Replies 10 ·
Replies
10
Views
2K
Graduate A concept of time with the future as an emergent property
  • · Replies 7 ·
Replies
7
Views
2K
Graduate If there are three electrons associated together then how
  • · Replies 2 ·
Replies
2
Views
964
Graduate Mass in eV over speed of light
  • · Replies 6 ·
Replies
6
Views
3K