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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 Universal quantum physics
Graduate Quantum Physics United with non quantum Physics
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Graduate Do we need a coincidence counter (for correlation) in delayed erasure?
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Graduate Covariant Uncertaintly Principle
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Graduate Eigenvalue of x^4 Potential: A Mystery Explored
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Undergrad Is Superposition Similar to Tossing a Coin?
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Graduate What exists in quantum mechanics when we don’t observe?
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Graduate Laser light interference on liquid metal. why?
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Graduate Wave Length of Photon: How Many Wavelengths Does It Contain?
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Graduate Faster Light: Casimir Vacuum & Quantum Tunnelling
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Graduate Elementary particles,0-Dimensional?
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Graduate Locality & Determinism beneath the quantum surface?
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Graduate Understanding Interference in Quantum Ray States
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Graduate Dynamics in a Quantum Superposition
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Graduate When we want to show quantum behavior (like tunneling or double slit)
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Graduate Questions on a revised Afshar Experiment
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Graduate Newbie Q on quantum entanglement
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Undergrad What is a single particle state?
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Graduate Position expectation value in harmonic oscillator
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Graduate Sum over histories, including histories that violate conservation laws?
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Graduate QFT vs. Relativistic quantum mechanics
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Graduate Confusion over compatible measurements
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Graduate Unraveling the Mystery of Gravity's Non-Renormalizability
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Graduate Is this a Violation of the Law of Conservation?
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Graduate Solving Indices Problem in QFT
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Graduate How Does the Hartree Model Account for the Pauli Exclusion Principle?
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Graduate What is the External Field Approximation in Quantum Mechanics?
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A good video on the history of quantum physics
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Graduate Energy Dependence of Scattering Phase Shifts
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Graduate Is scientific knowledge ultimately limited
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Undergrad Can we directly measure something without changing it?
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Undergrad Basic question regarding point of view
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High School Double Slit Experiment: Red Laser vs Green Laser
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Graduate The range of (psi) squared is ?
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Graduate Virtual Particles And Hidden Dimensions
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Graduate Do Lagrangian and hidden symm broken Lagr describe the same physics?
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Graduate Fatal error in computer simulation (photoelectric)
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Graduate Hilbert Spaces And Quantum Mechanics
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Graduate Energy operator in curved space-time
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Graduate What is the significance of 2S+1 in understanding bosons and fermions?
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Graduate Time dependent perturbation theory for density matrix
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Graduate Why Do We Assume Ultraviolet Divergences are Physical
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Undergrad Need in depth understanding of Simple physic terms
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High School Scattering of light on objects
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Graduate Why is j=0 to j'=0 forbidden by the parity rule if spin orbit interaction
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Graduate Is photon a basic unit of information?
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Graduate Why Do Symmetry Breakings Differ with the Same Classical Lagrangian?
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Graduate Difference between Fermions and Bosons in Feynman diagrams
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Graduate What Does the Double Slit Experiment Reveal About Quantum Reality?
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Graduate The Efficiency Loophole: A Local Hidden Variables Theory?
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Graduate Absolute Zero - No Entropy -Quantum Jiggles?
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Graduate Quantized Radiation Field: Where Am I Wrong?
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Graduate Simple gamma matrices question
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Graduate Fermi energy (density of electron)
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Graduate Virtual particles are not matter-antimatter, is it?
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Graduate Why Represent the Photon Field with Four Potentials Instead of E and B Fields?
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Graduate Understanding Structured Reservoirs in Decay and Markow Approximation: Explained
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Graduate Quantum fluctuations and space
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Graduate Deriving Exclusion Principle: Symmetric & Antisymmetric Wave Functions
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Bell's Experiment Explained for 5th Graders
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Graduate What makes Bose Einstein condensates so effective at slowing/stopping light?
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Graduate Measurements corresponding to Exchange Operator
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Graduate Representing a wavefunction using bases
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Graduate Uncertainty Principle question
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Graduate Note to the derivation of Dirac equation
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Graduate What is the role of the spin variable in quantum chemistry?
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Graduate Coherent electrons in double slit experiment?
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Graduate Is wave-function collapse a REAL incident
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Graduate Gamma matrices projection operator
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Graduate How does parity affect particle exchange in para- and ortho-hydrogen?
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Graduate (in)coherent superposition and quantum erasure
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High School Are photons packets of electronic waves such as this below
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Graduate Substates don't evolve according to Schroedinger equation?
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Undergrad Position and Momentum: Uncovering the Mystery
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Graduate Where Can I Find Hamiltonians of the Standard Model in QFT?
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Graduate Does photon loose energy/mass during travel?
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Graduate Conceptual question on measuring momentum of a particle
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Graduate Schrödinger equation with spin term
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Graduate What is scattering by a potential and how does it affect a passing particle?
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Graduate How is quantum teleportation achieved through quantum entanglement?
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Graduate Quantum Teleportation: Future Human Transportation?
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Graduate Can We Influence the Spin of Entangled Photons?
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Graduate Transition: Classical Mechanics to Quantum Mechanics
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Graduate End of Uncertainty: Quantum Mechanics in Human Perspective
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Graduate Generalized group for quantum mechanics
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Graduate How Many Photons in a Light Wave
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Graduate What is a application of linear sigma model?
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Graduate Wavefunction of a single particle
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Graduate Would like professional advice on a sci fi story.
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Graduate Does Exponential Decay Fail at the Quantum Level?
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Graduate Electron photographed for the first time
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Graduate Double-Slit Experiment: Detection Without Destruction?
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Graduate What is the significance of the infinite square well width in quantum mechanics?
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Graduate Novice Guide to Understanding Bra-ket Notation
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Graduate Perturbation Theory: Calculating 2nd Approx of E in Hydrogen 2s State
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Graduate How can particles undergo EM interactions *and* have definite strong isospin?
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Graduate Definition of 'good quantum number' after parity violation
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Graduate Validity of Derivations of Schrödinger's Equation
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Graduate Does the Born Rule conflict with determinism in quantum mechanics?
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Graduate How to Grasp Quantum Mechanics and Hydrogen Models as a Physics Student?
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Graduate Any result that conflicts with the below theory of entanglement?
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