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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 Is the Hong-Ou-Mandel effect a violation of the fair sampling assumption?
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Graduate Photon stream impinging on half-silvered mirror
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Graduate Heisenberg Uncertainty Principle
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Graduate Math of De-Broglie wavelength boggles me
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Relativity and Quantum Entanglement
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High School Light Grainy? Photons or Stream of Energy?
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Graduate Detecting Electron Interactions at a Slit in Double Slit Exp.
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Graduate Why pesistent current in a normal metal ring is a surprise?
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Graduate Is the Uncertainty Principle a Limitation of Current Technology?
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Graduate The Triple Slit Experiment and the Uncertainty Principle: A Closer Look
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Graduate Understanding superposition and entanglement
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Graduate How is equation 4.61 derived from n dot s in the Arbitrary Spin Operator?
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Graduate Heisenberg uncertainty derivation
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Graduate Can an observer be in a superposition?
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Undergrad Where's the Photon in Electromagnetism?
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Graduate What is the derivation for the path integral formulation of quantum mechanics?
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Graduate Path integral in coherent states
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Graduate Continuous Eigenvalues: QM Position & Momentum Operators Explained
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Graduate Speed of light derived from Planck constant?
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Graduate Particles in a negative energy region?
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Graduate Why no Compton with Potoelectric effect?
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Graduate Significance of ((H,x),x) double commutator?
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Graduate Ionization Potential of molecules
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Graduate Question on Time-independent perturbation theory: I am confused
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Graduate Energy eigenfunctions in time-independent perturbation theory
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Graduate Is the Spin 1/2 XXZ Model Integrable?
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Graduate Is Spintronics the Future of the Electronics Industry?
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Graduate The Definition of Waves in Quantum Mechanics
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Graduate Solving the Uncertainty Principle: Kinetic Energy & Position
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Graduate Another Entanglement theory question
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High School What is an observation or measurement?
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Graduate Divergence of forward Coulomb scattering?
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Graduate The normal and anomalous Zeeman effect
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Graduate What is the Relationship Between Superposition and Causality in Quantum Theory?
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Graduate Is the Hard Sphere Collision Cross Section for 3-Body Systems Always Zero?
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Graduate Independent solutions of scalar wave equations
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Undergrad Blog: The Fascinating Possibilities of 2D Objects in a 3D Universe
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Graduate Compton Effect vs. Photoelectric effect
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Graduate Is quantum field theory really lorentz invariant?
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Graduate Has anyone have seen this QFT book?
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Graduate Consciousness and the Interpretation of Quantum Mechanics
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Graduate Why can't we use quantum bit entanglement for FTL information?
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Graduate Energy of individual particles
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Tale of a Quantum Physicist in the year 2092
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Graduate Unraveling the Mystery of Disappearing Electrons: What You Need to Know
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Graduate Can Atoms Be Moved and Imaged Despite Wave-Particle Duality?
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Graduate How Do Bell States Compare to Total Spin States in Quantum Mechanics?
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Graduate Geometric/Berry Phase Explained | Elementary References
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Graduate Quantum Teleportation: What Is It?
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Graduate Get Expert Help with Quantum Physics Concepts for Your Fiction Book
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Graduate Shouldn't Lagrangians be real (hermitian)?
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Graduate Feynman integral over histories= over paths?
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Graduate Calculating Time of Excited Electron in Ground State
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Graduate Why is Psi^2 not square rooted in Schroedinger's Equation?
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Graduate In practice how do we prepare a desired quantum state?
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Graduate What are the properties and potential uses of Bose-Einstein Condensate?
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Graduate Quantum mechanics theory is the most fundamental theory of nature
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Undergrad Whether light has mass? if yes what is the reason behind it?
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Graduate Form Factors of Elementry Particles
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Graduate Is there a general prescription for commutators?
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Graduate Is A a Linear Operator and Hermitian in Quantum Mechanics Postulate 2?
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Graduate Diagonalize operator A by matrix S
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Graduate How to change unit of quantum to energy
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Graduate Relating the angular momentum with lapacian
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Graduate Quantum Tunneling Explained: Sophisticated Overview
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Graduate Does a positron absorb a Photon?
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Graduate How Can B Hatfield's Book Clarify QFT Through Solved Examples?
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Graduate Quick question from none math/physics guy
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Graduate Is Quantum Mechanics Understandable for a Ninth Grader?
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Graduate Uncertainty Principle: How Does Position Depend on Photon Wavelength?
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Graduate When does the wavefunction collapse?
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Graduate Quantum Physics & Measuring Thoughts & Emotions
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Graduate Is Heisenberg principle applicable to a photon?
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High School Light dying while traveling in space?
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Graduate The speed of light, gravity, strong force, weak force
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Graduate Notation question for density matrix
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Graduate Measuring Particle Momentum: Angles without Position?
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Graduate Expectation value of momentum in discrete states
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Graduate Can Quantum Computers Become a Reality?
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Graduate Understanding Anti-Symmetric Tensor Expression
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Undergrad How Close Do Molecules Get When Two Objects Are Touching?
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Graduate Why isn't the Pauli equation equivalent to the Schrodinger equation?
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Graduate Can Quantum Entanglement Revolutionize Communication Technology?
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Graduate Can Non-Differentiable Space-Time Be Described Mathematically?
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Graduate Zernike Polynomials Applied to Schrondinger's Equation
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Graduate Calculating the Commutator of x and p - Problem Discussion
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Graduate Calculating Commutator of Position and Momentum: Troubleshooting Tips
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Graduate Electron Orbital: Learn About Probability and Bounds
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Graduate Understanding Mixed States, Pure States
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Graduate Local Realistic in 4-Space Sliced to 3+1 Nonlocal
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Graduate How Does the Exclusion Principle Affect Energy Levels in Electron Spin States?
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Graduate What is a bilateral binary rotation?
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Graduate Phase space and the quantum Liouville theorem
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Graduate How do antiparticles behave in the presence of gravity?
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Graduate Contemplating an apparent paradox in the classic double slit experiment.
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Graduate Help Request QHO series method from Griffiths
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Graduate Does black hole evaporation violate conservation of Baryon Number?
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Graduate Are Static EM Fields in QED Composed of Virtual Photons?
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Graduate Can Superposition Occur in Particles?
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Graduate Collapsing a wave function by measurement
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