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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 Universal quantum physics
High School Practical applications of quantum mechanics
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Undergrad Expectation of an operator (observable) how to calculate it
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High School Neutron, White Dwarfs and Degeneracy Pressure
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Undergrad From Pauli spinors to Dirac spinors
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Undergrad Quantum Computing: Learn to Start From Scratch
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Graduate Do all photons really follow all available paths?
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High School How close are we to uniting gravity and QM
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Undergrad Questions regarding Hawking radiation
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Undergrad What 'Collapses' the Wavefunction of the Universe?
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Undergrad Calculating Subsystem B Probability in a Two-System Setup
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Undergrad Examples where mixed states are eigenstates
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Undergrad How Do Symmetry Properties Affect Boltzmann Distributions for Bosonic Particles?
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Undergrad The Wavefunction and eigenstates
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Undergrad Why isn't tunnelling considered proof of hidden variables?
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High School Possible Recoherence After Wave Function Collapse?
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Undergrad GRE related question in Quantum
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High School Has anyone tested a polarization filter sending through photon by photon?
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Undergrad Equations of motion from Born-Infeld Lagrangian
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High School Subsystem has no wave function
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Undergrad Electroweak Bosons: Examining W1, W2, W3
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High School Marble Ball as a Subsystem in Quantum Decoherence
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Graduate Photon number needless conservation, consolidation possible?
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Undergrad Superfluidic Quantum Computer?
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Undergrad Spectrum energy of a particle moving on a circumference
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High School How to make the wave collapse in double-slit experiment
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Undergrad Is Observable A Invariant Under Symmetry Generators G_i?
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Undergrad Stern-Gerlach experiment questions
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Undergrad What is the physical interpretation of eigenstates in quantum mechanics?
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Undergrad Difference between Scattering and Emission of Photons
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High School Entanglement Distance: Explained for Beginners
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Undergrad Quantum tunneling in symmetry breaking
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Undergrad Is entanglement severed by wave function collapse?
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Undergrad Can Photons Be Accelerated by Altering Their Path?
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High School Untangled Photon - Commonplace or Fictional?
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Undergrad Entanglement spin swaps are instantaneous?
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Undergrad Lagrangian for electromagnetic field derivation
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Undergrad Double slit experiment questions
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Undergrad Vacuum energy cutoff and Lorentz invariance....
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High School Is the Double Slit Experiment Essential for Understanding Quantum Mechanics?
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Undergrad Applying Euler-Lagrange to (real) Klein-Gordon Lagrangian
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Undergrad Maximum practical size of a BEC
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Undergrad On Wave Function Collapse and Accuracy of Energy Measurment
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Undergrad Early Quantum Entanglement Experiments basic question?
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Undergrad What Are the Key Differences Between Virtual and Ordinary Statistical Ensembles?
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Graduate Vacuum birefringence QFT treatment
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Graduate Squeezed Light & NonLinear Optics
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Undergrad A contradiction in quantum mechanics
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Undergrad Path integral implies superluminal motion?
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Undergrad Photon-Photon Coupling (Gamma-Gamma)
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High School Weak nuclear force - circumstances in which it is manifested
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Undergrad Are Eigenstates of operators always stationary states?
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Undergrad Distinguishing classical physics vs. quantum physics
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Undergrad Symmetric, self-adjoint operators and the spectral theorem
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Undergrad How Can Multi-Particle Interference Help Clarify Quantum Mechanics?
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High School Any good lay explanation of the Schrödinger cat duality?
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Undergrad Does the electron have charge?
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Undergrad Two quantum states and qubits....
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High School Distinguish Contextual ,Non Local,Non Realistic (Non CFD)
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Undergrad Problem with CHSH's version of Bell's inequalities
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Undergrad Classicality in Bell's original reasoning
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Undergrad NMR: RF-pulse response away from equilibrium
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High School Physicists study the quantum vacuum
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Graduate Bell's theorem+Holographic entanglement entropy
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Undergrad Is a Qubit in a Quantum Superposition or a Mixed State?
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Undergrad Difference between Quantum Superposition and Mixed States
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High School Understanding Light as a Wave: Clarifying Misunderstandings in Modern Physics
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Undergrad Short Distance Quantum Physics
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Undergrad Does observed light travel faster or slower than unobserved?
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High School Does Cutting an Object Affect Its Hilbert Space or Quantum State?
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Undergrad Quantum Superposition, Linear Combinations and Basis
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Graduate Quantum Field theory profound insight antiparticles
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Graduate Expanding CCRs, and their underlying meaning
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High School Can Anti-Atoms Produce an Optical Spectrum? New Study Shows Promising Results
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Undergrad Jaynes on probability in quantum theory
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High School How Does the Quantum Vacuum Influence Matter and Fundamental Interactions?
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Undergrad Open or closed Casimir system?
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Undergrad Calculating Modes in a Cavity: Why Use a Spherical Volume?
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Undergrad Use of polarization to experimentally check photon mass?
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Undergrad Ben Schumacher - Q. Mech. lectures from 2008. Outdated?
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Undergrad Lorentz violation and the physical vacuum....
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Undergrad Intrinsic or non-intrinsic properties
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Undergrad Quantum wavepackets expanding in free space
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High School Particle Entanglement Explained: Can 2+ Be Entangled?
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Undergrad Total angular momentum for antiparallel electrons
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Undergrad Studying Sturm-Liouville Form: Finding Resources & Problem Sets
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Undergrad Understanding Quantum Corral images
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Undergrad Quantum mechanics shows how the poverty of energy imposes structure....?
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High School Does information travel faster than light
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Undergrad Rotation operators on a sphere, around x and y axis
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High School Single-source and multi-source interference
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Undergrad Common eigenfuctions for degeneracy
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Undergrad Reflection of a massive particle
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High School Exploring Double Slit Experiment in Space
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Undergrad Born rule for macroscopic objects
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Undergrad Quantum Physicists Examine Orch Theory and Consciousness
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Undergrad On uniqueness of density matrix description as mixed state
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Undergrad Underlying reality re deBroglie equation
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High School Matrix exponential and applying it a random state
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Graduate Does increasing photon flux density increase attenuation?
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Graduate Change of coordinates in quantum phase space
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