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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 New interpretation for the double slit experiment with light?
Graduate What Are the Key Differences Between Schmidt Decomposition and SVD?
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Graduate When is it appropriate to use a time dependent Schrodinger's wave equation?
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Graduate If Aop commutes with H, A is a constant of motion - prove
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Undergrad Can We Transform Radiowaves to Light?
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Graduate Can Constant Observable Expectations Be Accurately Measured in a Lab Setting?
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Graduate Why do we assume that zero point energy is infinite?
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Graduate What is Spin? Understanding Electron Spin & Its Importance
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Graduate Hypothesizing on photon mode of travel in double slit or similar experimental setups
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Graduate Does QM break down at large scales?
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Graduate Quantum Entanglement: EPR Paradox & Bell Violation
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Undergrad Number of protons and neutrons per shell?
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Graduate Change (control)the spin up or down of 1 entangled particle
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Graduate What is the current understanding of the photon and its interaction with matter?
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Graduate Quantum Computation & Quantum Information
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Undergrad Linear Algebra Reference for Quantum Mechanics Topics
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Graduate Evolution of uniformly accelerated system
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Graduate Exchange Operators & Spin Statistics - I don't the conclusions
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Graduate Is it possible to violate conservation of energy in quantum?
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Graduate Why S, T and U Must Be Positive in Mandelstam Variables
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Graduate Gauge Fixing Term: Physical Effects & Role in Spin Components
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Graduate Polarization of individual photons.
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Graduate Conservation of Energy and Mass in QM
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Graduate Confused about Shared Eigenstates
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Undergrad What would repel, hydrogen / a proton?
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Undergrad P orbitals and single electron atoms
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Graduate Double slit electron experiment inquiry
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Graduate Inner product of Hilbert space functions
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Graduate Is Plancks function a distribution one?
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Undergrad Name of Circular Standing Wave in Geometry
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Undergrad Most basic double slit experiment question
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Graduate Solve Bound State Problems in QFT | Identify Space of States
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Graduate Invariance of Pauli-matrices under rotation
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Graduate Coordinate transformation and conformal transformation?
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Graduate Expectation Values and Operators
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Graduate Significance of Commutation Relations
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Graduate Why doesn't Hydrogen have the same wave functions as Helium
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Graduate Quantum Mechanical Software & Force Constant for Polyatomic Molecules
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Graduate Uncertainity Principle , particles and antiparticles
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Graduate On-shell renormalization (Srednicki ch31)
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Graduate Analogy of casimir effect with moving boats
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Graduate Black Body Radiation: Derivation & Justification
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Graduate Is There a Calculation Error in Wikipedia's Helium Atom Energy Formula?
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Graduate Understanding Ladder Operators
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Graduate Can a single light wave be split multiple times using quantum mechanics?
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Graduate Atomic Interactions with External EM Fields
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Graduate Solving Hydrogen Atom Orbital Puzzles: Nodes & Electron Movement
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Undergrad Classical Physcics VS Quantum Physics
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Graduate Hidden variables, Bell's theorem, etc
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Graduate Two electrons in a potential well
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Graduate Angular momentum (L) in z-axis of hydroxyl radical
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Graduate Do physicists agree that unified field exists ?
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Graduate Eigenvalues of Hydrogen Atom & Uncertainty Principle
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Graduate Matrix Elements: J_+*J_- = J^2 - J_z^2+hbarJ_z?
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Graduate A Quantum Mechanical model of measurement
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Graduate What Does a Complex Momentum Value Indicate in Quantum Mechanics?
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Graduate Semiclassical Approach & Langer's Modification of Quantization Rules
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Graduate Do Point-Particles Truly Lack Spatial Extension?
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Graduate Why Did We Shift from Electron Orbitals to Electron Clouds?
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Graduate Can Electron Spin Affect Current Flow?
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Graduate Can the Stern-Gerlach experiment accurately measure electron spin?
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Graduate Solving Antisymmetric Part of Grassman Numbers Sum
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Graduate 2d Wavepacket in relativistic QM
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Graduate Notation question: partial derivative with arrow
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Undergrad Particle physics and quantum physics
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Graduate Pseudospectral method vs spectral method
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Graduate Defining Direct Products in Exponents
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Graduate Definition of time-ordered product for Dirac spinors
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Graduate Is light really a particle or a wave?
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Graduate What Are Mesoscopic Cat States and Their Superpositions?
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Graduate Where can I find perturbation theory formulas up to fourth order?
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Graduate Understanding Energy and Spin Interactions in the Ising Model
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Graduate Understanding Dipole Neutrality, Wave Functions & Dipole Moment
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Graduate Point symmetry group matrix representations
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Graduate Finding the Result of (a+a#)^n
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Graduate What happens to Entangled Photons after a polarizing beamsplitter (PBS)?
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Graduate Galilean Algebra in the low velocity limit of Poincare Algebra (Weinberg vol 1)
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Graduate Perturbations to all orders (Srednicki ch19)
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Graduate What's the (Electron) Frequency, Kenneth?
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Graduate How Do Photons Carry Electromagnetic Force?
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Graduate Quantum teleportation implications
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Graduate What Energy is Released at the Moment of Death?
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Graduate Degeneracy of the 3d harmonic oscillator
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Graduate Quantum Physics and Black holes
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Graduate Sakurai 3.5.37: Formula for Matrix Element <j m | S^2_+ |j m >
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Graduate No info transferred means SR and Entanglement do not conflict
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Graduate Quantum Entanglement - electron spins
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Graduate Why take FINITE time for an electron to observe a photon?
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Graduate What Happens When Electrons Collide with Photons and Lasers?
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Graduate Degenerate Fermi Gas: Why is it Called Degenerate?
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Graduate Why do particles travel along smooth paths in quantum mechanics?
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Graduate How is superfluidity in liquid helium explained by quantum mechanics?
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Graduate Uncertainty Principle and Fourier Transform
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Graduate Average energy of atoms in the Stern–Gerlach experiment
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Graduate Quantum information/symmetry/group theory.
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Graduate Why is superposition prinple a first principle in QM
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Graduate What does not normalizable ential
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Graduate Why is Orbital Angular Momentum Quantized in Quantum Mechanics?
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Undergrad Electrons Settling to Lower Energy State: How Long Does Light Last?
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Graduate Central charge and Lorentz Algebra
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Graduate Can BEC experiments shed light on the mysteries of quantum gravity?
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