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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
Undergrad Electron and virtual electron-positron pair
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Undergrad Compton scattering in a Feynman diagram
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Graduate Heisenberg/Schrodinger pictures versus passive/active
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High School Can you measure a particle without breaking superposition?
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Undergrad Hypothetical Question About Particles & Movement
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Undergrad The allowed energies of a 3D harmonic oscillator
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High School Ultraviolet Catastrophe & the Photoelectric Effect
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Undergrad Question about the solution of TISE (finite potential barrier)
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Undergrad About spin precession in a magnetic field
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High School Allowed and forbidden transitions
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Undergrad Understanding the Hermitian Conjugate in Inner Products
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Undergrad Question about one electron hydrogen atom angular moment
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Graduate Representing harmonic oscillator potential operator in. Cartesian basis
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Undergrad Raising the ladder operators to a power
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Undergrad Understanding Electrons: The Difference Between QFT and QED
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High School Have interference on single particles been mapped
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Undergrad Transistors and Quantum Physics
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Undergrad Why are <dx/dt> and <dp/dt> 0?
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Graduate Is there an additional assumption in the PBR theorem?
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Undergrad Polarization and the beam splitter
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Undergrad Resolvent formalism in quantum mechanics
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Undergrad Fermionic Field Time Ordering: Understanding the Time Ordered Contraction
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Undergrad If the wave function is complex and the measurement is real
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Graduate Diagonalization of Hubbard Hamiltonian
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Undergrad Poles in Casimir force as function of frequency & mode
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Is there an uncertainty in energy measurement in quantum mechanics?
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High School Are bosons always their own antiparticle
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Undergrad How can laser photons have the same precise energy?
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Undergrad Writing perturbed wave function
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Undergrad Accuracy of time dilation measurement *in principle*
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Undergrad Thought experiment about superposition.
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High School How slow can Gedanken experiments be theoretically?
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Graduate Operators used without being explained
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Undergrad About the Schrödinger equation
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High School What Makes Two Identical Hydrogen Atoms Different?
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Undergrad Solution of Quantum differential equation
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Undergrad Angular momentum and spin unit
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Undergrad Particle in a box, boundary co-ordinate change
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Graduate QED: redshifting light and infrared divergence
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Undergrad Introduction to Quantum Mechanics
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Undergrad Understanding PBR's Additional Assumption
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Undergrad Simulations that disprove the PBR theorem
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Undergrad Derivatives of a normalizable wavefunction
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Undergrad Some more questions about the PBR theorem
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Graduate Covariance of equal time commutation relations
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High School Can liquid helium conduct heat infinitely fast?
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Undergrad Is quantum mechanics formulated from 1st principles?
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Undergrad Does a Quantum Field Creation Operator Create Particles at a Given Location?
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Undergrad Detecting Interference Patterns with Large Objects: The Double Slit Experiment
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Undergrad Calculating the eigenvalue of orbital angular momentum
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Undergrad Expectation Value of f(x): Physical Meaning
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High School Double slit experiment w/ light shining thru one aperture only
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Undergrad Can the quantum eraser experiment produce two different interference patterns?
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Graduate Scanning Tunneling Microscope I-V curve
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Undergrad Can Quantum Suicide Be Modified to Create Quantum Insomnia?
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Undergrad Is Nature Non-Deterministic Due to Nonlocality in Quantum Mechanics?
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Undergrad List of Fields in Quantum Mechanics: Real vs. Mathematical
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Undergrad How Do Entangled Particles Communicate Information in Quantum Mechanics?
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Undergrad Does a free electron have an orbital magnetic moment?
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High School Understanding Wave-Particle Duality with Water Analogy
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Undergrad Retro-causality thought experiment
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Undergrad How Would Electron Entanglement Affect Photon Emission
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Undergrad Does spin orbit coupling cause the split in the energy level of the electron?
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High School China launches quantum-enabled satellite Micius
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Undergrad Open Source Quantum Mechanics Visualization Software
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Graduate Please help me clarify my misconception involving generators
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Undergrad How can electrons have the same spin in triplet state?
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Undergrad Unitary Processes and Completely Identical Quantum States
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Undergrad How Does the Wavefunction Evolve in Quantum Mechanics?
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High School Does light only behave like a particle when observed?
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High School Cosmic Expansion: Benefits of Hubble Law over Stretching Space(-Time)
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Undergrad What does spin quantum number mean?
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Graduate Causal Nonseparability: Quantum Mechanics & Causal Principles
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Undergrad Fourier's Trick and calculation of Cn
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Undergrad Are some elementary particles too massive to obey QM?
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Undergrad In the Casimir effect, can you slide plates unopposed by force?
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High School Virtual Particles and nothingness
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Undergrad Why do photons interact with e- but not with other photons?
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Undergrad Light rays don't interfere with each other
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Graduate QFT & Entanglement: NRQT vs. PCT Transform
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Undergrad How Do You Transform Qubit States Between Different Bases on the Bloch Sphere?
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Undergrad From Indistinguishable to Completely Identical Particles
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High School Double Slit Experiment with Gamma Rays
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High School Multiverse with and without me
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Undergrad Confusion about Dirac notation
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Undergrad Probability Amplitudes and the History of Science
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Undergrad Estimate of ground state energy for the Yukawa potential
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Undergrad What is the effect of ionization at low densities?
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Undergrad States and Group: Eigenvectors Represent One Dimension
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Undergrad Are there quark "shells", just as electrons have shells?
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Graduate Evaluate this paper on the derivation of the Born rule
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Undergrad ?Measuring the Strong Force: Strength vs Distance
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High School Quantum Entanglement: Explaining the Logic Behind It
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Undergrad Role of determinate states in quantum mechanics
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Graduate Polarization vector sums in QED
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Graduate Question about equivalence of Path Integral and Schrodinger
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Graduate Asymptotic states in gauge theories
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High School Feynman Diagrams: Uncovering the Issue
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Undergrad Photons and Heisenberg's Uncertainty Principle
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High School Why would non-locality solve the time paradox in dcqe?
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