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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)
Graduate Who wrote "Ch 6 Groups & Representations in QM"?
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High School Does this connect Quantum Theory and Special Relativity?
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Undergrad Force as a Time Derivative of ihk
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Graduate Berry phase and parallel transport
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Graduate Path Integral of a Spontaneously Broken Theory
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Undergrad Feynman's Thesis, 3 Principles
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Mathematical Quantum Field Theory - Quantization - Comments
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Undergrad What is the difference between virtual and real particles in string theory?
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High School Gravity and spin 2 representation
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Undergrad Source of energy for quantum tunneling of a particle
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Graduate What Are the Average Tunneling Electron Energies in a Ti/Nb2O5/Ti MIM Device?
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Undergrad Wheeler's delayed choice doesn't change the past
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Undergrad Field operators and the uncertainty principle
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Undergrad Quantum nonlocality and entanglement
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Undergrad What does a zero-value of the Born-condition mean?
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Undergrad Noncommuting observables and indeterminacy principle
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Undergrad Is this a Stirling number of the second kind?
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Undergrad Principles of a Second Quantum Mechanics
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Mathematical Quantum Field Theory - Propagators - Comments
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Undergrad Does light exist between events?
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Mathematical Quantum Field Theory -- Equations? So what?
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Mathematical Quantum Field Theory - Symmetries - Comments
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Mathematical Quantum Field Theory - Phase Space - Comments
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Graduate Solving the Schrödinger equation for free electrons
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Graduate What are typical initial conditions for the Schrödinger eq?
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Undergrad What is the difference between cfd and realism?
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Undergrad Eigenvectors - eigenvalues mappings in QM
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Undergrad Measuring particles through experiments
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Undergrad What is the value of "delayed choice" experiments?
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High School Preserving local realism in the EPR experiment
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Graduate Why do space translations satisfy the Wigner's Theorem?
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Undergrad How elementary particles form matter
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Undergrad Trouble understanding the idea of a cavity radiator being a Black Body
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Undergrad Einstein's View of Quantum Mechanics
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Undergrad Does measurement destroy the interference pattern in the 2-slit experiment?
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Mathematical Quantum Field Theory - Gauge Fixing - Comments
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Undergrad Superposition state and wavefunction collapse
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High School Is Quantum Interference Evidence of Multiple Universes?
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High School The deduction of Schrodinger equation, I'm stuck
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QM: Probability of measuring momentum
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Undergrad Hilbert space and conjugate of a wave function
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Undergrad Solving Dirac Algebra Arithmetic
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Undergrad Why this system has a rotational symmetry in Dirac equation?
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High School Does Quantum Immortality really mean we are immortal?
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Undergrad Momentum Entanglement: The Technicalities and Usage in Electron Experiments
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Undergrad Computing CHSH violation bound
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High School How and why do electron quantum numbers affect bonding?
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Undergrad Infinitely strong magnetic field
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Graduate How high of atomic number to get g-block electrons?
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Undergrad Total reflection in Feynman picture
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Undergrad Quantum field theory and the hydrogen atom
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High School Two Confusing Entanglement Scenarios
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Undergrad Is the Existence of Photons Proven by Modern Quantum Optics?
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Undergrad Are Force carriers real or not
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Graduate Does a wavefunction in a cartesian system create a one-dimensional subspace?
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Undergrad Negative and Positive energy modes of KG equation
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High School Does gravity affect quantum transition amplitudes?
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Undergrad How Can Quantum Optics Model Gradually Varying Loss in Optical Media?
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Undergrad Heuristic for simple two-photon scattering problems
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Undergrad How does QFT handle particle creation and conversion?
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Undergrad Understanding Noether Theorem & Transformations
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High School Planck-Einstein relation and the Photoelectric Effect
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High School Understanding the Charge Field: Effects on Particle Path and Alteration in Space
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Undergrad IR divergences and total energies....
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Undergrad QM Assumptions Regarding Entanglement Properties
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Undergrad Doubt about partition functions in QFT and in stat Mechanics
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Graduate Is Normalizing a 4x4 Matrix Possible Using Multiple Methods?
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Undergrad Does 'Phase Inversion' grow exponentially?
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Graduate Collision integral approximation in boltzmann equation
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Undergrad 2D LHO calculate ground state energy
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Undergrad Self education: how to proceed from QM to QFT?
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Graduate Is there an alternative form of the zero point energy?
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High School Kim et al, 1999 experiment and causality
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Undergrad How energy of light is conserved when passing through medium
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Undergrad Is the Neutron Lifetime a Surprising Result of 'Unnatural' Numbers in Physics?
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Schouten identity resembles Jacobi identity
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High School Could a bouncing particle theory explain quantum behavior?
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High School Correct English convention for |Psi|^2?
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Undergrad Can phase shifts δl be calculated in scattering theory?
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Undergrad Is Detailed Balance Satisfied in a Two-State System in Quantum Mechanics?
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Graduate Derivation of the Casimir energy in flat space
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Graduate How spin projector got included in inverse of Matrix?
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Undergrad Angular momentum state of a system
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Undergrad A question about Zee's book QFT in a nutshell
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Insights The Vacuum Fluctuation Myth - Comments
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Undergrad How to factorize the hydrogen atom Hamiltonian?
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High School Does Human Observation Affect the Double Slit Experiment Results?
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Undergrad Commutator of p and x/r: Elegant Derivation in Position Basis
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High School Expanding space time and Virtual particles
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Graduate Generalizing distinguishability of photons on HOM dip?
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High School Spontaneous increase in energy level
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Undergrad Meaning of Dirac Delta function in Quantum Mechanics
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Undergrad Understanding the no-clone theorem
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Graduate Fermi and Bose gas in statistical mechanics
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Graduate Is the Nexus Graviton a Thing?
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Undergrad Hidden dimensions and quadratic term of a free field
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Graduate Reasonable measurement of both coordinate and momentum?
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Undergrad Energy of an electron with Schrodinger's equation
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Undergrad Operation on complex conjugate
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Graduate Osterwalder-Schrader theorem and non-relativistic QM
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