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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

Graduate Understanding Barandes' microscopic theory of causality
Graduate Bell-state entanglement swapping and retrocausality
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Graduate Schwarz-Hora Effect: Publications & Discussions
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Graduate Double-slit with semi-transparence
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Graduate Are photons passing a polarization filter randomly?
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Graduate Connection between Planck's Constant and Action?
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Graduate Quantum Cosmology and Quantum Computing
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Graduate Retrieving information from qubits
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Graduate Stern-Gerlach: Run Through X, Y & Z Axes?
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Graduate Hyperfine structure in hydrogen
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High School Proof Photons Exist? Evidence & Facts
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Graduate Double-slit with half-transparent mirror
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Graduate Do Electrons Excite the EMF or do the Virtual Photons?
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Graduate CPT transformation analogue of free electron laser?
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Graduate Seeking a phase angle operator for the QHO
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Graduate Are the two paths in an interferometer indistinguishable?
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Graduate Wave function -- Why is there an imaginary part?
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Graduate Pilot wave theory and quantum tunneling
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Undergrad Double Slit Experiment: Questions Raised & Explanations Needed
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Graduate Operator works on a quantum state yields another state?
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Graduate How to interpret Bell's theorem correctly
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High School Diffraction of light, the mechanism
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Graduate Nonlinear susceptibility in second harmonic generation
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Graduate Hidden variables and Bell's inequality
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Graduate Double slit experiment exposed?
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Graduate Exact Description of Properties: Spin, etc.
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Graduate Wave Functions: What Are They?
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Graduate Correspondence principle and its use
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Graduate Uncertainty principle at the macroscopic level
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Graduate How much does it cost to conduct quantum research on a large scale?
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Graduate Does Quantum Contextuality only apply to spin?
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Graduate Indeterminacy of wave function
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Graduate Difference between 2-point and 4-point function in QFT
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Graduate Second Quantization vs Many-Particle QM
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Graduate How Does the Stern-Gerlach Experiment Illuminate the Electron Spin Problem?
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Graduate How to find the normalization constant of Fermi-Dirac distribution function?
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Graduate Do Quantum Particles Jump Rather Than Move?
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Graduate Can an Atom's Valence Electrons Be Used as a Radial Antenna?
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Graduate Using Feynman rules to calculate amplitude
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Graduate Free particle propagator - Shankar POQM Eqn. 5.1.10, p. 153
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Graduate Order of scalar interaction impact Feynman diagrams
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Graduate Propagator for free particle: question about Shankar formula
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Graduate Is it possible to have a spin chain with both bosons and fermions interacting?
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Graduate Normalisation of free particle wavefunction
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Graduate Double slits from the particles viewpoint
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Graduate Additional quantum states of the infinite square well
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Graduate Normalization constant of Fermi Dirac distribution function
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Undergrad Understanding 'Observe' in Physics: Definitions and Explanations
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Graduate Violation of Bell inequalities for classical fields?
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Graduate Particle in a well potential/energy continuity
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Graduate Solution of Schrodinger equation in axially symmetric case
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Graduate Adjoint operator in bra-ket notation
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Graduate Is Quantum mechanics internally inconsistent?
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Graduate Commuting Hamiltonian with the projection of position
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Graduate Consciousness and the Wigner's friend problem
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Graduate What Are Some Trustable Websites about Quantum Mechanics?
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Graduate Can quantum decoherence be described as a causal interplay?
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Graduate PBR theorem - that the wavefunction is physically existent
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Graduate When does the limit become quantized?
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Graduate Canonical momentum for Dirac adjoint field
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Graduate Vacuum diagrams vs. tree diagrams vs. loop diagrams
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Graduate Atomic Spontaneous Decay in Spherical Cavity
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Undergrad Is There an Absolute Heat Limit and What Are the Safety Risks?
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Graduate Absolute zero should be impossible
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Graduate Circle or polygon for charged particle in magnetic field....
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Graduate Simple question about quantum entanglement from a layperson
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Graduate Another loophole-free test of Bell's theorem
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Graduate ELI5: Antiparticles in Feynman Diagrams
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Graduate Quantum Computing presentation ideas
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Undergrad Why do some QM books start with Polarization?
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Graduate Infinitesimal transformation of a field
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Undergrad Example of a linear combination, anyone have any insights?
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Graduate Plotting the Probability Density of the Coulomb Wave Function
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Undergrad Is Causality Preserved in Quantum Mechanics?
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Graduate Quantum Entanglement for Superluminal Communications: How Does It Work?
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Graduate Transformations of a vector in the active viewpoint
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Graduate Magnetic field of a Spin-1/2-Particle
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Graduate Mixed State Treatment: Eigenvalue Degeneracy
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Insights Is Prequantum Field Theory a Valuable Area of Research?
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Graduate What Happens When We Measure Entangled Particles?
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Graduate Lorentz transformation of a scalar field
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Graduate Delayed choice quantum eraser question
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Graduate Violation of Pauli's Exclusion Principle possible?
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Graduate Dirac equation in 1+1 spacetime, resources
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Undergrad Calculating wavelengths of light
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Graduate Continuity of the wave function
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Graduate Phase of coherent states and single photons
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Graduate Normalised Radial Coulomb Wave Function
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Graduate Quantum mechanics "not quantized"
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Graduate Confusion Related to Planck Mass
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Graduate How Does Adding a Second Pair of Slits Affect Interference Patterns?
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Graduate Proving Entanglement: Measuring Spin of Photons for Bell's Inequality
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Graduate Why does gravity not explain the Casimir Effect?
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Graduate Any Good Sources for Learning Quantum Physics?
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Graduate Is Quantum Mechanics Bound by the Limits of Pure Chance?
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Graduate Understanding WKB Approximation for E-V(x)
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Graduate What exactly is a quantum state?
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Graduate Why is the equation for a particle's wave function given by ##\nu = E/h##?
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Graduate Complex numbers and physical meaning
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Graduate Allowable energies for a Particle in a box
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Graduate Light Waves on Macroscopic Scale: Distinguishing from Matter Waves?
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