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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 Valid local explanation of Bell violations? (Pegg et al., 1999; 2008)
High School Conjugation , involving operators in Dirac Notation.
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Undergrad Clarification on what we can consider a qubit to be
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Undergrad How Does Measurement Affect Uncertainty in Quantum Mechanics?
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Undergrad Quantum Computing and Superposition of states
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Undergrad Is consciousness necessary to collapse the wave function?
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Undergrad Momentum/Position space wave function
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Undergrad Can Quantum Entanglement Be Used to Transfer Information?
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High School Projection Operators: Explaining |m|2*|m|2 = |m|4
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Undergrad Deriving GHZ Theorem for 3 Particles: A Detailed Guide
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Undergrad What is the physical meaning of Bogoliubov transformation?
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Undergrad Definition and Rules of Quantum State Observation
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High School Photon particle independent of wave question
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Graduate Atomic state that is a coherent superposition?
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Undergrad Neutrino masses and oscillation
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Undergrad Distribution of Position in classical & quantum case
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Undergrad Dynamical Casmir Effect in expanding space?
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Undergrad Exploring Spontaneous Decay in QM with Griffiths
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Undergrad What Happens When a Black Hole Reaches the End of Its Life?
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Undergrad Commuting observables for Fermion fields?
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Graduate Non-Computability of Hidden Variables
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Undergrad Degenerate Perturbation Theory
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Undergrad Quantum Scattering Differential Probability
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Undergrad Can Quantum Mechanics Be Both Probabilistic and Deterministic?
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Undergrad Uncertainty relation derivation
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High School Polarization Basis: Measuring Entangled Photons in 45/135
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Undergrad Two-State Vector Formalism - I like it
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Graduate Photon direction as hidden variable in a double slit expt?
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Undergrad Pauli exclusion principle explained
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Graduate Momentum Energy tensor and Wilson Loop in Yang-Mills Theory
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Undergrad Can something be caused and be ontologically random?
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Graduate Is there a gravitational variant of the Schwinger limit?
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Graduate Confusion about the Z factor(Renormalization factor)
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Undergrad Difference between Schrodinger's equation and wave function?
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Undergrad Exploring QM in Virtual Gravity: Rindler and Rotating Systems
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Undergrad Relativistic hidden variable quantum mechanics?
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High School Testing spacetime collapse at absolute zero
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Undergrad There are no particles, only fields
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High School What, in essence, distinguishes light from matter?
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High School Feynman experiment with bullets
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Undergrad Why do we need the position operator?
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High School F = dP/dt on subatomic particles
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Undergrad Why Does a Blackbody Emit Broadband Radiation from Monochromatic Light?
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Undergrad What is the criteria for bound states
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Undergrad What's the significance of HUP if Ψ collapses?
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Undergrad Two particles Dirac type equation question
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High School Do Black Holes Destroy Information?
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Undergrad Photon Directionality: Do Opposite Photons Change Direction?
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High School Is Max Born's probabilistic proposal artificial?
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Undergrad The weak force as an attractive force
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Undergrad How good is this PBS video at explaining weak hyper-charge?
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Undergrad What is the meaning of coherent states of mean photon number
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Undergrad What happens if B measures the x-axis spin in an entangled pair?
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Undergrad Quantum Zeno effect to influence a particle's movement
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Undergrad How Does the Dirac Equation Utilize Component Functions in Its Derivation?
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Undergrad Tunneling through a finite potential barrier
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Undergrad Is Braket Notation Causing Confusion in Quantum Mechanics?
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High School Quick question about Bloch's sphere
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Undergrad Why is radioactive decay so rare?
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Undergrad History of the Universe and measured outcomes
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Graduate Vacuum in QFT: Fock space or effective potential?
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Undergrad SU(3) Generators & Physical Quantity Corresp.
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Graduate Helium atom, variation method and virial theorem
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Undergrad Perturbative versus nonperturbative quantum mechanics
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Graduate How Does a Particle's Energy State Change in a Non-Uniform 2D Corridor?
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Undergrad How to pick an operator onto which the wavefunction collapses
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High School The setup of "2012 entanglement between photons that (....)"
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Undergrad Help with Schoedinger´s equation when V(x)=0
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Undergrad Find the energy from the graph of the wave function
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Undergrad Determining the state from observation?
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Undergrad Correlation setup between past and present
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High School Can we observe 2 electrons at the same time?
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Undergrad Does the concept of infinite parallel universes justify absurdities?
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Undergrad What's the effect of E-field for an electron in a solid?
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High School Library of Babel quantum state
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Graduate Cause and effect and quantum field theory
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Graduate Discrete Models for Arguments and Continuous Variables in Quantum Mechanics
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Undergrad Spin Angular Momentum Dirac Equation
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Undergrad What does this equation for a free particle mean?
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Undergrad Photon emission, power output (and black holes)
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Insights Interview with Mathematician and Physicist Arnold Neumaier - Comments
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Graduate Rigorous interacting effective QFT in d=4?
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Graduate Information of system vs system, apparatus and environment
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Undergrad Heisenberg and the wave-particle dualism
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Undergrad Ehrenfest Theorem: Enunciate & Implications for Classical/Quantum Mechanics
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Undergrad Heisenberg Uncertainty vs Measurement Error
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Undergrad Is the Dirac free equation actually free
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Graduate Equation in a paper about Dicke states
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Graduate What does this article mean? (The holographic principle and M-cosmology)
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Undergrad Two particle system, products and entanglement
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Graduate Is irreducibility justified as a Wightman axiom?
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Undergrad Epistemic view of the wave function leads to superluminal signal
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Undergrad Help with a partition function calculation
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Undergrad Help with partition function calculation
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Undergrad Does quantum physics predict all isotope decays
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Graduate Decoherence of measurement outcomes
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High School Subatomic particles and the observer
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Undergrad Stefan-Bolzmann law in n-dimensions, what is wrong
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Undergrad Generalizing the Bell Inequality for Arbitrary Measurement Axes
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High School CDP: Non Classical Correlations at Spacelike Separation
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Undergrad Qualitative plots of harmonic oscillator wave function
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