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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 Understanding Barandes' microscopic theory of causality
Graduate It is said that we can not go lower than the planck limit
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Graduate Entanglement and Spin in Electron Interactions
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Graduate Vector representation of a Quantum State
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Undergrad Understanding Bragg's Law: The Relationship Between Wavelength & Atomic Order
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Graduate Time independent schrödinger equation query
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Graduate Expectation value of operator derivation
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Graduate Formulation of quantum mechanics
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Graduate Is the Interaction in the Canonical Formalism Lorentz Invariant?
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Graduate Spins on electrons versus photons
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Graduate Mathematical state of Path Integral?
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Graduate Curiosity about the wavefunction
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Graduate Separation of variables to solve Schrodinger equation
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Graduate When does the photon splits in 2 on the Two Slit Experiment?
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Graduate Double Slit Question: Can We Know From Which Slit?
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Undergrad Understanding the 'Observer Effect' in Relation to Reality and Mental Health
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Graduate Is the collapse of the particle wave function?
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Graduate Photoelectric effect without photons
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Graduate Relabeling spin or angular momentum operators
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Graduate Why Can't Quantum Numbers Include Half Integers?
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Graduate How Can We Manipulate 8 Quantum Combinations with Qubit Computing?
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Graduate Scaling of an eigenvalue with the coupling constant
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Graduate The ground state e- is the largest negative value, but why?
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Graduate Generalized Dirac Equation for All Fermions?
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Graduate Uncertainty principle and relativity
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Graduate Hawking Radiation: The Role of Electromagnetism in Black Hole Evaporation
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Graduate Beginner to QM with some questions
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Graduate Light like interval in wave function
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Graduate Diffraction wavelength of particles in moving frames?
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Graduate What is the relation between wave function on a photon
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Graduate Direction of a photon is fixed upon creation or observation?
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Graduate Vacuum energy-fundamental particle
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Graduate Generating function for the zeta function of the Hamiltonian
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Graduate Connection between Pauli XYZ and spatial XYZ
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Graduate The original postulates of quantum mechanics
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Graduate Probability of quantum tunneling?
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Graduate What are matrix elements in QFT?
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Graduate Energy Eigenstates inside a one-dimension box
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Graduate The Mysteries of Quantum Entanglement with Delayed Choice Question
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Graduate I'm having some trouble understanding bra-ket notation?
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Graduate Quantum Mechanics Exam Prep for PhDs
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Graduate What does the symbol sigma represent in electromagnetic calorimetry equations?
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Graduate Hermitian conjugate of a Hermitian Conjugate
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Graduate Momentum operator in curvilinear coordinates
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Graduate Rigged Hilbert Space Φ ⊂ H ⊂ Φ'
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Graduate Why two-state system = two-dimensional Hilbert space?
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Graduate How to find the energy level if a three state system
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Graduate On the huge hypothetical atom
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Graduate Is the Quotient of Two Operators AB-1 or B-1A?
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Graduate Wave function for a potential barrier
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Graduate What makes expectation values real?
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Graduate What experiment demonstrates Heisenberg's uncertainty principle?
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Graduate System of 2 particles: why is the wavefunction a product?
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Graduate Spin wavefunction for 2 electrons
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Graduate Coefficients in wave function for potential step
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Graduate How Does the Parity Operator Affect Spin States?
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Graduate Solution to Schroedinger Equation for a huge hypothetical
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Graduate Localization of states and elementary vs composite in QM
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Graduate Unitarity and locality on patgh integrals
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Graduate Schrödinger's cat explain color charge?
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Undergrad Bell's inequality for non-physicists
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Graduate Is Adding a Phase to the Wavefunction in Quantum Mechanics a Wrong Assumption?
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Graduate Is Everything Connected by Quantum Entanglement?
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Graduate Question regarding time independent perturbation theory
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Graduate Cooling and (or?) heating ion trap experiments
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Graduate Direct Product of Two Spin-Up Vectors: What Is It?
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Graduate Confusion About Quantum Uncertainty
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Graduate What is the polarization of a virtual photon
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Graduate How to devise an experiment that violates uncertainty principle
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Graduate Quantum Leap: Electrons and Instant Movement
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Graduate Passing a black hole from double slit experiment setup
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Graduate Large n-pt functions renormalized by small n-pt functions?
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Graduate Can Quantum Decoherence Math Explain Color Charge States of Quarks?
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Undergrad Very curious integral (overlap integral)
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Graduate Can Microwaving Chocolate Really Measure the Speed of Light?
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Undergrad Debunking Quantum Woo: A Lay Person's Guide
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Graduate Wave function with a certain wavelength
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Graduate Help to 2-point correlation function in $ \phi^{4} $-theory
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Graduate Preparing a spin state and measurements
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Graduate Quantum Mechanics in 1+1 spacetime
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Graduate Could multiple dimensions explain quantum leap?
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Graduate John Wheeler & QM: Unpacking His Interpretation of Quantum Mechanics
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Graduate Davisson-Germer experiment and Bragg's law
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Graduate Can Different Dielectric Values Affect the Distribution of the Casimir Force?
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Graduate Nonrelativistic free particle propagators
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Undergrad Books on quantum computing, qbits
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Graduate What does it mean by wave nature of matter?
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Graduate What is the difference classical pixel and quantum pixel?
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Graduate Angular momentum operator justification
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Undergrad Calculate Complex Conjugate of Ψ(x,t) for x=4, t=9
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Graduate Non-locality versus Action-at-a-distance
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Graduate Hard Drive that uses quantum state
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Graduate Is Charge Conserved in Electromagnetic Interactions Between Particles?
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Graduate Understanding the Parity-Flipping Nature of the Momentum Operator
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Graduate Why does field Lagrangian depend on four-derivative?
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Graduate Vac fluct e+/e- field correlated because charge conservation
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Graduate Tracking states of randomness with three states
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Graduate How is Degeneracy Resolved by Building a CSCO?
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Graduate Does a particle really try every possible path?
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Undergrad Can One Object Exist in Multiple Places Simultaneously?
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Undergrad What shapes do d orbital represent?
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