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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 Bell's theorem and measurements not done
Insights A First Idea of Quantum Field Theory - 20 Part Series - Comments
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Graduate Vector sum schemes for LS coupling & jj coupling
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Undergrad Two identical spin 1/2 particles
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Graduate Path Integral Approach To Derive The KG Propagator
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Undergrad Trouble with cubical cavity radiation
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Undergrad New book on the foundations of quantum mechanics
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High School Taking Quantum Computers into Space
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Undergrad Double slit interactive detector
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Undergrad Calculating the number of energy states using momentum space
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Undergrad Divergent vacuum uncertainty of fields in QFT, how to resolve?
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Undergrad Confusion about the Concept of Operators
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Undergrad Space is discrete or continuous?
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High School Is Born's rule really verified?
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Undergrad How to quantum mechanically describe the photon?
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High School Are there unverifiable assertions about probabilities
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Undergrad Does String Theory Justifiably Extend Gravitational Laws to Sub-Planck Lengths?
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Undergrad Normalisation constant for identical particles
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High School Why is L=2 not acceptable for carbon according to Hund's second rule?
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Undergrad Does Quantum Mechanics Suggest a Conservation of Possibilities?
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Undergrad The Planck length and string theory
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Undergrad Arrow of time and its reversal on a IBM quantum computer
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Undergrad Relation between spectral radiance and density of cavity
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Undergrad "Basic" question about Grover's Quantum Computing algorithm
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Undergrad Will quantum computation lower energy requirements?
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Undergrad Entanglement vs. Coherence in SPDC
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High School Delayed choice quantum communication - "Berlin riddle"
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Undergrad Maxwell Tensor Identity Explained: Deriving Formula 8.23 in Schawrtz's Book
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Undergrad Requesting help with the uncertainty principle equation
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Undergrad Vacuum projection operator and normal ordering
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Undergrad Solving Quantum Mechanics Integral Equation: How to Get from (1) to (2)?
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Undergrad General solution to the Time-independent Schrödinger equation?
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Undergrad Against Collapse: A Mathematical Argument
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Graduate Has the 2-stage Stern-Gerlach experiment been performed?
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Graduate Renormalization (Electron self energy)
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Undergrad QFT - Confusion about Fermi's Golden Rule & Cross-Sections
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Undergrad The (quantum) world existing AND non-existing
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Undergrad David Deutsch (1985) attempt to solve the incoherence problem
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Undergrad What Is the Empty Space in the Double Slit Experiment's Interference Pattern?
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Undergrad Weak interaction between electrons
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Undergrad Spin matrices and Field transformations
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Undergrad Symmetries in quantum mechanics and the change of operators
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Graduate Haag's Theorem and the Poincare Group
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Undergrad Phonon Mass: Understanding its Sign and Effects on Gravity
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High School Instant Quantum Communicator: Does Time Dilation Affect Voice?
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Insights A Classical View of the Qubit - Comments
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Undergrad Momentum of a stationary particle/wave?
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Undergrad Can the quantum eraser work without coincidence?
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Undergrad Averaging Initial & Endstates in Trace Formula
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High School Does the brain use quantum mechanics?
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Graduate Concepts in a quantum synchronization setup
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Undergrad How can one know the initial state from measurements?
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Graduate Multiverse vs Ugliverse vs Quantum Monism
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Graduate Photon Spin and Polarization filters
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Undergrad Newtonian Gravity Vs. Quantum Gravity
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High School Quantum entanglement mechanics
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Undergrad Continuous variable entanglement
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Graduate Understanding Goldstone's Theorem Proof: Volume Limit and Commutator
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Undergrad Difference between spin repulsion and electrostatic repulsion of an electron?
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Graduate The relationship between random fields and quantum fields
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Undergrad Particle in a box and quantization of energy
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Undergrad The Classical Limit of Maxwell-Boltzmann Distribution
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Undergrad Ab Initio methods for chemical reactions?
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Undergrad Is it possible to detect an electrostatic field?
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Undergrad Does wave superposition consume time?
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Undergrad Why can't an electron be spinning?
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Undergrad Photoelectric Measurements & the Nature of Surfaces
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High School Quantum field theory and the collapse of the wave function
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Undergrad Franson interferometer: Entanglement?
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Graduate Frequency threshold in the photoelectric effect
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Undergrad Superposition Analogy: Ceiling Fan Spin Beyond 15,000 RPM
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Undergrad Parity operator and a free particle on a circle
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Undergrad Microwave photons and microwave oven doors
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Undergrad Symmetry transformation in Heisenberg vs Schrödinger Picture
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High School Question about how the nabla interacts with wave functions
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Graduate Ballentine: Decoherence doesn't resolve the measurement problem
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Undergrad Confusion about the quantum field Lorentz transformation
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Undergrad If philosophical discussions are not allowed
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Undergrad CSCO of Total Angular momentum
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High School Entangled Photons: Adam Becker's QM Book "What is Real?
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High School Does Entangled Particle Detection Prove the Spooky Action at a Distance?
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High School Would there be an upper limit to density in QM?
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Graduate Is the visualization of quantum fields as harmonic oscillators accurate?
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Graduate How to explain the nuclear radius of Uranium 238 using QM
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Undergrad What is Stochastic Quantum Mechanics (in simple terms)?
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Graduate Schrödinger's cat: what's the state?
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Undergrad Understanding the Role of k in the Wavefunction of Quantum Systems
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High School Does the Universe Consist of Information Rather Than Stuff?
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High School Thought experiment -- A radioactive decay detector and randomness
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Graduate What is the Vector Manipulation Formula for Elastic Scattering Angle?
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Graduate Confusing eigensolutions of a wave function
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Graduate Measurement and the Conservation of Momentum
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Undergrad Uncertainty of momentum and position
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Graduate Definition of bi-local measurement by Masanes et al.
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Graduate Oscillator Model with Eigenfunctions
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Graduate Structure of Matter in Quantum Field Theory
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High School Quantum entanglement comunication
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Undergrad What is the basic scheme of quantum field theories?
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Undergrad How Does Schwartz Derive the Schrödinger Equation from QFT?
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High School Help with Bell states and measurements
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Undergrad Question about noise in entanglement experiments
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