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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

I Question about discussions around quantum interpretations
Explain Energy Level Split for Two Atoms
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Operator equations vs. field equations
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Wavefunction after position measurement
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Relation between bare and full scalar booson propagator.
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What is common theme between U(1) SU(2) and SU(3)
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Does a stationary electron have a magnetic field?
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Quantum tunnelling/alpha decay
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Is Quantum Experiment Randomness a Result of Incomplete Knowledge?
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Are subatomic movements random
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Are wavefunctions specifically describing electrons?
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The radial probability density for the hydrogen ground state
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Superposition of macroscopic position states
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Quantization of hamiltonian with complex form
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Can Inertia Affect the Shape of Electron Clouds in Accelerating Ions?
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What is the 4th dimension and why is it so intriguing?
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Communication by means of entanglement for the layman
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Ladder operator for harmonic oscillator, I don't get a mathematical
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How Should We Think About Quantum Mechanics?
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QED Interaction Lagrangian with two different fermions
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Feynman diagrams - electrical charges
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Angular momentum operators as infinitesimal generators
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Why does Quantum Mechanics have objective statistical characteristic?
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Is the Spin Orbit Hamiltonian really Hermitian?
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Why quantum effects disappear at the classical level
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Is destruction of dbl-slit interference pattern wavefunction collapse?
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Replacing an operator of an angular momentum for a constant.
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Is the Non-relativistic Schrodinger Equation the right one?
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Hydrogen Atoms under Magnification (paper)
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A question about Dirac equation.
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The cause of particle going through one slit of the other
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Pauli spin matrices and hbar/2
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Electromagnetic radiation and photons
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Callan-Symanzik equation and the running coupling.
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Undergraduate-level explanation of Dirac Equation?
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Why Does the Kraus Map Need to be Completely Positive?
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Finding probability of one state in another
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Why don't we perceive systems during decoherence?
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The Time Symmetry Debate in Quantum Theory
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What is the QED LSZ-reduction formula?
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Where can I find resources to learn the math behind quantum mechanics?
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Are quantum mechanical effects faster than speed of light?
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QED running coupling definition.
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Are Artificial Magnetic Monopoles Redefining Maxwell's Equations?
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Does mass depend on energy scale?
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What are some recommended free Quantum Optics PDFs for learning and reference?
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Ward identity from Ward-Takahashi identity?
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Quantum eraser and the experimenter's retina?
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What are the properties and applications of ferromagnetic thin films?
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Why Lagrangian is Used in Quantum Field Theory
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Entanglement Hypothesis by de Broglie in 1935
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General Gauge Invariance Problem
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Wave Function Collapse and Entropy
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Time Evolution of Measurables(Hamiltonian)
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REU student working on QFT seeking help
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Hamiltonian of linear harmonic oscilator
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Do you have any interest in Quaternionic Quantum Mechanics?
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Quick question about Kronecker delta function
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Is it possible to create a higher energy photon from two lower ones?
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Bell Proof Against Hidden Variables in EPR
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Real Time Entanglement from the Zeilinger Group
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Definition of a wavefunction as a function of position.
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Is coherence a single photon phenomenon?
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Probability Greater than 1 in λφ^4 Theory
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Could packet round-trip times be an analog to qubits?
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I need all the information about theHeisenberg's uncertainty principle
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Can Individual Gluons Be Extracted from a Nucleus?
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What is the difference between quantum mechanics and QFT?
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Photon emission by an excited hydrogen atom
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Classical Limit formula for differential cross section for Hard Sphere
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Common eigenvalues for two states or two bases of same state?
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Why does vacuum have properties?
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Is E Always Greater Than V(x) in the Time-Independent Schrodinger Equation?
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(Peskin and Schroeder) Numerator of vertex correction
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Statistical Operator: Explaining Temperature in Physics
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Quasi-historical question about black body radiation
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Shouldn't the mass of an electron be uncertain?
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Unitarity angular momentum operators
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Basic question on quantum mechanics and choice
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Cassimir's Dark Energy Plate Experiment
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Can UV photons spontaneously convert into IR photons, and vice versa?
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How meaurements increase entropy?
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Degenerate perturbation theory degeneracy not lifted by perturbation
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Http:www.univie.ac.at/qfp/publications3/pdffiles/1999-10.pdf real?
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So what exactly is entanglement?
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Non-locality and the Bekenstein bound?
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Neutron Spin Time Evolution in Interferometer
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Can Entropy Decrease After a Projective Measurement?
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Quantum Behavior As Extreme Classical Behavior
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If decoherence matters in 2 different observables
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Field transformations in Weinberg's QToF
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Spectrum of the Hamiltonian in QFT
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Vacuum expectation values of combinations of ##a^\dagger## and ##a##
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Wick theorem for particle-antiparticle annihilation
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Four Handed Entanglement - With a Catch
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Why Do We Need Fields as Annihilation & Creation Operators?
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Is it possible to slow down/stop the light?
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How Does Quantum Entanglement Affect Electron Spin Measurements?
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Field Theory Partition Function
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How does the Klein-Gordon Lagrangian relate to the equations of motion?
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How to solve for allowed energies with the WKB approximation?
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