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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

Undergrad New interpretation for the double slit experiment with light?
Graduate How to draw self-energy diagrams in phi^4 theory
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Graduate Building a Mach–Zehnder interferometer
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Graduate Can Bell's Ansatz Explain the Correlation in the EPRB Experiment?
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Graduate Uncertainty Principle of a high speed particle
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Graduate Quantum Foam and Conservation of Energy
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Graduate Einstein's later thoughts on EPR
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Graduate Confused about eigenstates, uncertainties,expectation values
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Graduate How to control the refractive index?
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Graduate What happens to an electron's quantum state after measurement?
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Graduate Can there ever be a Theory of Everything?
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Graduate How does uncertainty apply to an electron's magnetic moment measurement?
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Graduate Measurements of a superposition: Conservation laws?
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Graduate Does Spontaneous Emission Affect Entropy Levels?
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Graduate Quantum Entanglement and Moviment
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Graduate Are Quantum Leaps instantaneous?
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Graduate Non-local uncertainty - does it make sense?
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Graduate Understanding Electron Spin: Clarifying Misconceptions
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Graduate Does "Entropy" play a role in Quantum Physics?
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Graduate Graph sol. of Dirac eq., type "graph paper" needed?
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Graduate Dirac and Majorana spinors for neutrinos
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Graduate Wave/Particle duality in Blackhole paradox?
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Graduate Relations between workfunction, ionization, redox and fermi
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Graduate Violation of Newtons third Law and conservation of momentum
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Graduate Can Superposition of Charges Be Observed Simultaneously in Quantum Mechanics?
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Graduate Frequency oscillations and Planck's constant
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Graduate What Is the Significance of Hans Euler's Work on Light Scattering?
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Graduate Relativistic correction of Schrödinger equation
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Graduate Quick question about experiments done on spin detection
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Graduate Wave Function: Real vs Imaginary Part
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Graduate Coherence in spontaneous radiation processes
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Graduate A doubt on the meaning of the bra ket product
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Graduate Clarification about stationary quantum states of a system
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Graduate Quantum state of system before measurement
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Graduate What is the electron's mean momentum?
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Graduate Measuring properties of entangled photons
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Graduate E=hf as energy of a particle (other than photon)
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Graduate Where Does the Equation for Normalization and Expectation Come From?
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Graduate Is the Kronecker delta linear?
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Graduate Particle in a box - Momentum and Energy
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Graduate Can the Feynman Path Integral Account for Two Non-Interacting Particles?
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High School About light, photon mass and E=mc^2
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Graduate Can Multiple Competitive Operators Transform a Quantum State Simultaneously?
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Graduate Is there a space-independent Schrödinger equation?
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Graduate Why do ket vectors not have magnitudes?
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Graduate Anticommutation of Fermions and the Lorentz irreps
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Graduate Zureck's Quantum Darwinism Paper
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Graduate Properties of fields in quantum field theory
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Graduate Atomic Electron Transition Intervals
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Graduate How Does Angular Momentum Operate in Exponential Form?
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Graduate Motivations for the C*-algebra of observables?
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Graduate Comparing the wavefunction of single and entangled particle
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Graduate Wave-particle duality explanation?
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Graduate To measure only one qubit of two
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Undergrad Photodetectors at the slits in Double Slit Experiment
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Graduate Understanding Coherent Interaction in Dicke Model
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Graduate Feynman Path integrals in space with holes?
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Graduate Quantum Coherence - Decoherence Question
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Graduate Operators in quantum mechanics
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Graduate Gauge Invariance (QED): How Does the Statement Hold?
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Graduate Is entanglement in QFT independent of particle interactions?
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Graduate Eigenvalues of positions in atomic orbitals
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Graduate Does the Born Rule in Quantum Mechanics Represent a Joint Probability?
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Graduate Why does total angular momentum cause energy splitting in Lyman Hydrogen series?
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Undergrad Dispersion relation and their origins & meaning
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Graduate Quantum treatment of nonlinear susceptibility
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Graduate Photon Wavefunctions: Is There a Schrodinger Equation?
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Graduate Paths of a free quantum particle
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Graduate Brainstorming the double slit experiment
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Graduate Permanent magnets: do electrons attract each other?
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Graduate The black box in Deutsch's algorithm
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Graduate Fourier series, Hermitian operators
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Undergrad Random switch setting in bell theorem
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Graduate Does Helicity or Chirality Govern the Weak Process in Neutrino Interactions?
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Graduate What is Richard Feynman's take on understanding quantum mechanics?
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Graduate If the double slit were performed underwater?
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Graduate Haag's Theorem: Importance & Implications in QFT
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Graduate What does the wavevector "k" mean in the Schrödinger eq. ?
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Graduate Stern Gerlach term in the Pauli Equation
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Graduate Linear algebra done right for qm
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Graduate Heisenberg Equation: Solving the Poisson Brackets
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Graduate Classical states and decoherence
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Undergrad Effect of source slit in Young's Double Slit Experiment
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Graduate Can Quantum Particles Meet Everywhere on the Diagonal?
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Graduate Variational method For Helium Atom
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Graduate NY Times: Researchers Report Milestone in Quantum Computer
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Graduate How can light absorbing material absorb forever?
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Graduate Hadamard Transform: Need Help Deriving or Source
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Graduate Chirality for massive neutrinos - right neutrinos - Majorana
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Graduate Uncertainty Principle cause infinite wavefunction solutions?
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Graduate Double Slit Questions: Exploring Wave-Particle Duality
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Graduate Projection operator and measurement
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Graduate How much time do you have to make the same measurement?
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Graduate Why isn't momentum quantized in quantum mechanics?
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Graduate How is the vacuum energy affected by nearby particles?
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Graduate Ladder operators to find Hamiltonian of harmonic oscillator
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Graduate Finite square well ##\psi(x)## solution for ##-a < x < a##
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Graduate Doubble slit experiment getting bigger
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Graduate What Are the Eigenvalues of Entangled Electron Spins?
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Graduate Double Slit Probability Amplitude Orientation
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Graduate Is there a 100% chance of a photon hitting an atom when they interact?
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