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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 Understanding the Principle of Covariance: A Comprehensive Guide
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Graduate What is the correct way to measure an electron's spin in a magnetic field?
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Graduate Scalar field energy for two delta function sources
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Graduate Connection, horizontal lift, and berry phase
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Graduate Electron motion in a p-orbital
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Graduate Autism thinking and quantum physics
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Graduate Understanding Central Charges in Weinberg's Book
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Undergrad Understanding Electron Shells: Defined by Principal Quantum Number
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Graduate Applying Heisenberg Picture Confusion
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Graduate Can someone help me understand this question please
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Graduate The Meaning of Z(J) and W(J) in QFT
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Graduate Double slit interference destroyed by observer or by photons
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Graduate Regularization of integral by substraction
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Graduate Validity of virial theorem in QM
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Graduate How Does the Strong Nuclear Force Communicate Through Particles?
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Graduate Questions About Interacting Particles A and B
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Graduate How *exactly* do you get the generators (1/2,1/2)
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Undergrad Welcome! Ask Away: How Electrons Orbit Without EM Waves
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Undergrad What evidence do we have for the existence of electron clouds?
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Graduate What is the role of the i in the propagator of Feynman rules?
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Graduate Understanding the uncertainty principle
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Graduate Why are virtual photons not observed in electromagnetic interactions?
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Graduate Time travel paradox only due to choice
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Graduate Understanding Quantum Computing: Unanswered Questions
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Undergrad Quantum Physics: Energy in Packets
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Graduate Classical limit from steepest descent
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Graduate What part of physics teleportation involves
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Graduate Limit to number of photons in a single point
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Undergrad Emission Spectrum - Does Energy Always Transfer in Photon Form?
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Graduate Can Time Loops Create Paradoxes?
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Undergrad Redshift is due to the expansion of the universe
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Graduate Where do I post this question? And, hi This is my first post
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Graduate Can a Simple Equation Unveil the Electron/Proton Mass Ratio?
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Graduate Scharnhorst, faster than light
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Graduate Experiment with single photons
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Graduate Is entanglement faster than light?
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Graduate Difference between wave and matrix QM
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Graduate Quick noob question: commutative of eigenstates
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Graduate Why sub-classical physics and quantum physics
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Graduate Virtual shell around a charged particle?
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Graduate Proof of Gelfand-Maurin Nuclear Spectral Theorem?
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Graduate What is the significance of tau and sigma matrices in quantum theory?
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Graduate Uncertain Hamiltonian and Values Therein
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Graduate Average electronic momentum in bound state: please see this
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Graduate Understanding Exchange of Particles as a Force
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Graduate Propagator D for a particle is basically the Green's function
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Graduate Virtual particules and causation principle
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Graduate What Theories Explain the Uncertainty of Radioactive Decay?
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Graduate Quantum Entanglement: Einstein's "Spooky Action" Explained
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Graduate Do electrons lose mass due to revolving around nucleon?
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Graduate Quantum Tunneling for particles of equal energies but different masses
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Graduate Can Matter Exist in the Same Spacetime Position?
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Graduate What is the origin of the 1/2 symmetry factor in Feynman diagrams?
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Graduate Hamiltonians, do they need to be positive definite?
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Graduate How come you can express the up and down spins
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Graduate Understanding Expectation Values in Quantum Mechanics
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Graduate What is the solution to the self-reference problem in fields?
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Graduate Dimension of the gamma matrices in general dimension
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Graduate How Do Bose-Einstein Condensates Relate to the Heisenberg Uncertainty Principle?
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Graduate Quantum SHO Wave Functions not Complex?
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Graduate Do Quantum Mechanics PDFs Converge?
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Graduate Spin and Direction: A Complex Relationship in Particle Physics
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Graduate The Double-Slit Misconception?
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Undergrad Relation between mass and wavelength
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Graduate Shroedinger Variation- What do you think?
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Graduate Fine structure constant increase with energy?
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Graduate Commutation relations of P and H
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Graduate Particle in 1D Box: What Happens When Wall Removed?
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Graduate More correlation functions (Chapter 4, Peskin and Schroeder)
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Graduate Location and speed of the electron
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Graduate Can anyone explain this term is antisymmetric in SU(3)
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Graduate Do wave probabilities violate the speed of light?
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Graduate Quantum suicide and immortality
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Graduate Are There Distributions Different from Fermi-Dirac and Bose-Einstein?
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Graduate Does the Parity Operator Commute with All Hermitian Operators?
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Graduate Double slit measurement problem
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Graduate What's the causal model for direction of curl of magnetic field lines?
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Graduate Klein-Gordon propagator ill-defined?
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Graduate Quantum Wormhole Mechanics and Microtubes
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Graduate W. Pauli: The connection between spin and statistics
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Graduate Foundations of Relativistic QM
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Graduate Monochromatic Light & Information: Can It Convey?
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Graduate Why is it difficult to accept the idea of nonlocality in quantum mechanics?
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Graduate Understanding Angular Momentum: Commutativity and Common Eigenstates
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Graduate Constructing Matrix Representations for N-Fermion Spaces
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Graduate Proving that a propagator decays exponentially for spacelike separations
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Graduate Question about time limits of time-dependent perturbation theory
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Graduate How to prove that for any bound electronic state, < p > = 0
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Graduate Prove that 0=1 in quantum mechanics
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Graduate Power Production: Solar Generator Idea - What Am I Missing?
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Graduate Last step of a Schrodinger derivation
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Graduate Is position not an observable of a photon?
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Graduate Why Is There an Upper Limit to Photon Energy in Hydrogen's Emission Spectrum?
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Graduate Proving Ehrenfest's Theorem: Diff. vs. Partial Diff.
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Graduate What is the average force for this process
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Graduate Decoherence of the Universe as a whole
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Graduate Do infinite probabilities hurt multiverse theories?
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Graduate Angular Momentum eigenstates, and tensor products
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Graduate Can two bodies exist in the same space-time position?
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Graduate What exaclty is energy on a quantum level?
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