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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 What's so unusual about entanglement?
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Graduate Uncertainty principle (stationary state)
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Graduate Mach zehnder : a test for superposition ?
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Graduate Are there Virtual Particles for Every Field?
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Graduate The Zeilinger experiment being FTL?
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Graduate Probability of pools freezing in summer
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Graduate How does the EM force transmit charge information?
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Graduate Rotational Energy and Degeneracy
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Graduate Multiple universes, measurement and laws of nature
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Graduate What is quantum computing research mostly focused on?
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Graduate Momentum eigenstates - particle in a box
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Graduate What is the exact connection between Poisson brackets and commutators
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Graduate What is the core problem of the information paradox?
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Graduate Can gravity be hypothetically used to collapse the wave function?
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Graduate Does relativistic QM obey rotational symmetry?
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Graduate Annihilation of shifted gaussian vs. nonshifted gaussian
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Graduate How can expectation of position^2 be > L
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Graduate Eigenfunction of multiple operators simultaneously?
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Undergrad Does voltage affect the current in the Franck-Hertz experiment?
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Graduate An operator acting on the translated ground state of an SHO
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Graduate What happens when Alice and Bob measure entangled spins in different directions?
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Graduate A general question about quantum physics
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Graduate Is quantum entanglement a form of time travel?
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Graduate Does Pair Production proving quantum nature?
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Graduate Uncertainty Principle And Collapse Wavefunction
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Graduate What is the significance of S-Matrix in Quantum Field Theory?
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Graduate Understanding the Spin States of Vector Mesons
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Graduate Momentum and position eigenstates ; free and bound
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Graduate Complementing a Qubit in the Bloch-Sphere
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High School Large Casimir Cavity: Can Its Effect Be Enhanced?
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Graduate Free floating electron quantum spin axis locked to space?
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Graduate QFT, excitation of quantum field, physical or mathematical?
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Graduate Is an electron a delocalized excitation before measurement?
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Graduate How does the double slit experiment take us to superposition?
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Graduate CNOT Quantum Gate Schematics: Physical Implementation
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Graduate Total Angular Momentum J
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Graduate Derivation of Fermi-Dirac distribution
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Graduate Will detecting 1 of the 3 slits break the wave patterns?
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Graduate Why must E exceed Vmin(x) for normalizable solutions?
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Graduate Wave particle duality: accept a new entity?
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Graduate Wavefunction in rotating frame
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Graduate Things that do not depend on the choice of Cauchy surface
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High School Watching the double-slit experiment affects the results?
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Graduate Learning Quantum Mechanics with Dirac: Understanding Ket Vectors
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Graduate Projector augmented wave method
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Graduate Path integral propagator as Schr's eq Green's function
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Graduate Question about higher dimensions and what connects them
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Graduate Schwarzschild Diameter of One Quantum of Energy
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Graduate Why we never see a rational charge?
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Graduate Finding a unitary transformation between two quantum states.
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Undergrad Can a photon have any frequency or only certain specific?
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Graduate Idea concerning Quantum Entanglement
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Graduate Interaction picture - time evolution operator
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Graduate Cheshire Cat Experiment in July Issue of Nature
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Graduate Instantaneous action in potential
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Graduate What is "Modern Quantum Simulation" experimentation?
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Undergrad Precession of angular momentum in vector model
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Graduate How can a particle be a combination of other particles?
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Graduate Four Classes of Quantum Mechanical Effects are Independent?
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High School Does Observation Create Reality in Quantum Physics?
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High School Why does the complex conjugate of psi pop out?
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Graduate The momentum representation of ##x## and ##[x,p]##
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Graduate Intuitive idea for chaotic light statistics?
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Graduate What is VigLink and How Does it Affect Links on Physicsforums?
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Graduate The physical derivation of annihilation operator?
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Insights Higher Prequantum Geometry I: The Need for Prequantum Geometry - Comments
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Graduate Matrix method to find coefficients of 1-d S.E.
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Graduate Spin Operators: Axial for QM, Polar in Clifford Algebra?
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Graduate What is a Label? QM & QFT Explained
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Graduate Understanding Electron Chirality and Scalar Conservation
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Graduate How Does the Angular Momentum Commutator Derive the Lorentz Algebra?
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Graduate Chance of building practical quantum computers
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Graduate Understanding Qubits: How Superposition Powers Quantum Computers
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Graduate Quantum Communication: Instant Transmission of Messages?
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Graduate Quantum Hilbert Hotel: Endless Possibilities
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Graduate How to; polarized reaction ee--->WW
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Graduate Delayed choice quantum eraser by Kim et al.
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Graduate How Do Complex Numbers Affect Ket Vectors in Quantum Mechanics?
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Graduate Using completeness relation to find <Omega>=0
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Graduate Why does quantum entanglement not allow ftl communication
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Graduate Delayed Choice Quantum Eraser: Am I missing something here?
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Graduate Trouble understanding the wave function
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Graduate Can you determine if a string of particle pairs is composed of entangled pairs?
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Graduate How do I set up a delta potential well with an infinite potential wall?
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Graduate Does the Heisenberg Uncertainty Principle Imply Energy Nonconservation?
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Graduate Vacuum energy spectrum, density and constant term....
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Graduate Spin Quantum Number: Why Just Z Component?
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Graduate Can Vacuum Fluctuations Lead to Electron-Positron Annihilation?
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Graduate Addresses of Parallel Universes
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Graduate Quantum Contextuality: Learn with Books & Articles
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Graduate Contour integral example from "QFT for the gifted amatueur"
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Graduate Can one derive the photon number / phase uncertainty relation
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Insights Misconception of the Heisenberg Uncertainty Principle - Comments
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Graduate How Can Orbital Angular Momentum be Used to Enhance Key Rate Generation in QKD?
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Graduate Is Determinism Really Broken in Spin Measurements?
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Graduate Exponentials or trig functions for finite square well?
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Graduate What does the potential barrier energy measure?
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Graduate Understanding Qubits and Complex Scalars: The Role of Imaginary Numbers
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Graduate Bell Test Violates Local Realism w/ Loophole-Free Electron Spins 1.3km Apart
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Graduate Depiction of distribution of photons over time
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