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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 Wave Function Collapse and Thermodynamic Irreversible Processes
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Undergrad Classical Hayden-Preskill Randomizer
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Undergrad Angular Momentum Hydrogen Atom Problem: Physically Explained When L=0
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Graduate Heisenberg Uncertainty Relation for mixed states
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Undergrad General Magnetic Dipole Moment For an Electron in an Atom
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High School Beginner Question Regarding Entanglement
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Graduate Proton Precession in Hydrogen-Rich Liquids
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Undergrad Can two photons cancel each other?
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High School How Does the Observer Paradox in Anthropology Reflect on Cultural Understanding?
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Undergrad Understanding Covalent Bonds: The Stability of Matter Explained
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High School Photon absorption -- What happens to the excess energy?
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Undergrad Solving Schrödinger's equation for a hydrogen atom with Euler's method
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Undergrad Photon Emitted without Changing Energy Levels
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Undergrad Possible to derive geodesics from the wavefunction?
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Graduate Why physicists cannot renormalize all divergent integrals?
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High School Does the energy of an electron vary in the sublevels?
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Undergrad Intuitive/classical picture of electron spin g-factor of 2?
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Undergrad 1D wavepacket scattering simulation, momentum distribution formula
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High School Is there a magnetic interaction between light and charged particles?
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High School The match rates in Bell Tests -- Lower than 50%?
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High School Question about QM and Neuroscience
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Undergrad Block Time & Action at a Distance
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Undergrad QED - running of coupling (beta function)
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Undergrad Understanding the Effects of Parities on the Stark Hamiltonian
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Graduate How Do Feynman Diagrams Work in Phi^4 Theory?
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Undergrad Constant beam, both slits analyzed double-slit experiment?
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High School Does Quantum Eraser Prove That Intention Does Not Create Physical Reality?
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Undergrad Renormalisation scale and running of the φ^3 coupling constant
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Undergrad Shankar Quantum Mechanics, Chapter 5, Page 160-161
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High School Translating Stephen Hawking: Plus/Minus Term & Black Holes
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Undergrad Is there any physical significance to Wave Amplitude?
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Undergrad After entanglement swapping, how can we verify the new entanglement?
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Undergrad What is CV Bell State Measurement and How Does Entanglement Swapping Work?
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Undergrad Is there a smallest wavetrain corresponding with photons?
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Undergrad Green's function for massive photon theory
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Undergrad The Speed of Light: Comparing Photon and EM Wave Velocities
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High School Theory about gravitons and space warping
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Undergrad The time evolution of a Hamiltonian
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Undergrad Discrete symmetries and conserved quantities
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Undergrad Quantum Entanglement with Public Variables
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Undergrad Coherent state evolution - nonlinear Hamiltonian
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Graduate Entanglement Witnesses close to GHZ states
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Undergrad The spin of quarks in an H dibaryon
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Undergrad Some questions about the photoelectric experiment
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Undergrad Explaining the Continuous Diffraction Spectrum of a Heated Solid
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Undergrad Change of variables in the Density of States function
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Undergrad Qualitative description of stimulated emission & population inversion
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Undergrad What does motion mean in quantum mechanics?
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Undergrad Precession of spin in a magnetic field
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Undergrad Why is a laser's beam parallel?
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Undergrad On the Rydberg Constant and the Emission Lines
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Undergrad Can the Exact Boltzmann Distribution Yield Specific Quantum State Populations?
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Graduate Massive Vector Field: Questions & Answers
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Undergrad Quantum mechanics supports solipsism?
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Undergrad 100 boxes of Length L, an application of the famous Particle in A Box
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High School Modern Physics: Charge of Discovered Particles
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Undergrad To measure a Planck length would require a black-hole photon?
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Undergrad Is there an uncertainty between amplitude and phase in an EM wave?
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Undergrad How does this experimental result show photon emission?
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High School How is the measurement done for the double slit experiment?
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Undergrad Trying to get a physical understanding of a Fermi gas
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High School Understanding Single Photon Detection in the Double-Slit Experiment
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Undergrad Quantities in the Heisenberg Uncertainly Principle
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Graduate Are all quantum computers feedforward networks?
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Undergrad What stands for probability in QFT?
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Undergrad Excited system in a harmonic potential
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High School Photon detection methods -- do they always involve displacing an electron?
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Graduate First Course in Graduate Quantum Mechanics Resources
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Undergrad Matrix Notation for potential in Schrodinger Equation
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Undergrad The derivative of the complex conjugate of the wave function
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Graduate Thought experiment in relativistic quantum mechanics?
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Undergrad Can we quantize a static EM field?
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Undergrad Does mean velocity equal group velocity of wave packets in QM?
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High School Double slit question - how far apart can the slits be?
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Graduate Density Operators, Trace and Partial Trace
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Undergrad Classical equivalent of scalar free field in QFT
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Undergrad What does this tricky quantum mechanics equation mean?
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Graduate Dirac Notation: Why is order reversed in ket expasion?
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Graduate Quantum CSP Algorithm for Aircraft Recovery Problem
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Undergrad Does the Wigner-Eckart theorem require good quantum numbers?
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Graduate Conditional phase shift for Grover's algorithm
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High School How to construct 4 in+out Feynman diagram from 3 Feynman diagram?
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Undergrad How to interpret integration by parts
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High School Questions about double slit experiments
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Undergrad Number of photons in an arbitrary EM field
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High School Why do we know all photons have same speed as the speed of light?
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Undergrad What is difference between EM wave and EM field?
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Undergrad Equivalence of these quantum circuits
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Undergrad Black holes -- Can you chill the particles of a black hole?
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Graduate Dispersion of the wave packet over time
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Graduate Where Can I Find the Proof of Asymptotically Helical Trajectory in a Lattice?
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Undergrad A statement in a superposition of being true and false?
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Undergrad Are all processes CPT symmetric like measurement, stimulated emission?
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High School U.Delft Quantum Results - Is the explanation parsimonious?
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Graduate Interface between Biological Physics and Quantum Physics
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Graduate Conditional time evolution entropy and the experimenter?
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Undergrad "Packing of energy" question related to the ultraviolet catastrophe
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Undergrad Quantum Computing "Not" Operation - Mathematics Steps For Deriving It
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High School Double slit experiment with electrons
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Graduate Hamiltonian commutes with a parity operator -- What does that mean?
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