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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 "The wavefunction never collapses"
Undergrad Building intuition for Quantum Mechanics
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Graduate Bohr's complementarity is completed with entanglement?
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Undergrad What is the origin of quantization?
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Graduate Generalized free fields as dark matter?
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Undergrad I want to read about the electron nucleus interaction
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Undergrad In quantum statistics, inhibition/enhancement factors
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Undergrad How a group of nucleus can act as a circular aperture
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High School Why do scientists claim that there's true randomness?
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Undergrad "Derivation" of the Schrödinger Equation
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Undergrad Interference of a single photon in an interferometer
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Graduate Is the Inverse Momentum Operator an Essential Tool in Quantum Mechanics?
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Undergrad Definition of "info" as it pertains to string theory
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Undergrad The inequality in the Heisenberg uncertainty relation
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Undergrad Infinite or undefined standard deviation in HUP
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High School The Impact and Relevance of Quantum Mechanics: An Interview with an Expert
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Graduate Particle moving on a constrained path
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Undergrad Determining the accuracy of the Variational Method
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High School Relation between spin and symmetry of wave function
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Undergrad State Vectors vs. Wavefunctions
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Undergrad Require a source for a delocated photon pair
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Undergrad Quantum Field Configurations and Wavefunctions
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Undergrad Work Out Number of Photons in Vacuum
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Undergrad How does the thickness of a beam splitter affect the phase shift produced?
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High School Understanding Causality in Quantum Mechanics
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Undergrad Why is there an arrow mediating a process in a Feynman diagram?
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Undergrad Normalization and the probability amplitude
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Undergrad Use the Dirac Equation to calculate transition frequencies in Hydrogen
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Undergrad What is the Electromagnetic Wave in this Animation?
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High School Understanding the Limits of Measurement in Quantum Mechanics
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Graduate Successive iteration problem in quantum dissipation article
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Undergrad The 6th Spectral Series: Wavelength & EM Spectrum
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High School How do the group and phase velocities of pilot waves compare?
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Undergrad Representations in Quantum Physics
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Graduate Quantum field theory, spacetime, and coordinates
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Undergrad Why “If Lz has a well-defined value, then Lx and Ly do not”？
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High School Planck level effects of virtual particles
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Undergrad Can someone please explain quantum entanglement to me?
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Undergrad Can matter come into existence in empty space?
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Undergrad Is this a mistake in Weinberg's book?
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Undergrad Entanglement: which properties are entangled?
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Graduate Field quantization and photon number operator
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Undergrad A proposed experiment to test quantum gravity
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Undergrad Why Is the Planck Scale a Limit in Cosmological Constant Calculations?
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Graduate Electron-Hole- or Many-Electron Exchange Interaction
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Undergrad Does the Schrödinger equation link position and momentum?
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Undergrad How Do Indices Determine Positions in a Quantum Density Matrix?
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High School How do we know we have a single-photon source?
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High School Does Thermal Radiation from Ordinary Materials Span All Wavelengths?
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Undergrad Looking for a few questions on "foundations of quantum physics" for Adam Becker
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High School Black hole emits quantum particles from the mass sucked in?
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Undergrad Understanding black body radiation
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Undergrad Why don't we ever hear about low-frequency photons?
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Undergrad Some (unrelated) questions about the measurement problem
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Undergrad Simplify the Dirac Energy Equation?
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Undergrad Double-Slit Interference w/ Separate Sources
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Undergrad Photon Frequency: Can a Photon Change Color?
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Undergrad Two dimenstional Heisenberg Hamiltonian for spin 1/2 system
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Undergrad What causes the formation of multiple sub-beams in the Stern Gerlach Experiment?
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Undergrad The mechanism of entangled particles
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Undergrad For a particle on a sphere, is zero energy possible?
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Undergrad One particle and two slits
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High School Amplitude of a photon's E and B fields
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Undergrad Feynman Diagram-Momentum conservation in primitive vertex
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Graduate Is non-linear quantum mechanics (even) plausible?
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High School Do systems continually evolve?
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Undergrad Calculating the fine structure constant in Feynman diagrams
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Undergrad Virtual particles in Feynman diagrams
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High School Hawking radiation and entanglement
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Undergrad Line Spectra and low density gases
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Graduate Can disjoint states be relevant for the same quantum system?
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Graduate Quantum-first gravity - Steve Giddings
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High School Can Entanglement be Used for Faster-than-Light Communication?
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Graduate Are vacuum EM modes circularly polarized according to QED?
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Undergrad Charge Operators & Electric Charge - Wikipedia
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Graduate Why Do LS and jj Coupling Differ in Spectral Line Transitions?
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High School Questions about Identical Particles
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High School If electrons are waves, what causes them to change direction?
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Undergrad How can electrostatic fields be composed of photons?
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Graduate Classical Mechanics: Continuous or Discrete universe
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Undergrad Making sure about the spreads in the Uncertainty Principle
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High School Spin and polarizations in momentum space
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High School Pauli Exclusion Principle: Quantum Coherence & Range
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High School Do atomic nuclei transfer momentum to electron orbitals?
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High School Questions about Parity: Learn How Intrinsic Parity Relates to State Vector
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High School Explanation of Quantum Entanglement Please
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Graduate Did nature or physicists invent the renormalization group?
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Undergrad Atom Construction: Electrons & Protons
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High School What happens to things that aren't ever observed?
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Undergrad Unruh temperature in gravitational field
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Graduate Fundamental Theorem of Quantum Measurements
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Undergrad Macroscopic rotation from spin flipping?
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Graduate What's the best quantum simulator?
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Undergrad Question about gauge invariance and the A-B effect
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Undergrad Can Optical Angular Momentum Revolutionize Open-Space Light Communication?
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Undergrad About the premises behind the Schrödinger equations
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Undergrad Weinberg and Ray Transformations – Ch2 App A.
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Undergrad Operators and vectors in infinite dimensional vector spaces
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High School What Should You Research About Uncaused Quantum Events and Their Implications?
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High School Where Can I find the Einstein vs. Bohr Full Debates
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Undergrad Reversible Measurement: Is It Possible?
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