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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

Is the quantum wave function a real object or a mathematical tool?
Undergrad Povm's and Von Neumann Meaurements
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Undergrad Klein-Gordon propagator derivation
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Undergrad What Happens When the Hamiltonian in Dirac's Equation Isn't Linear in Momentum?
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Graduate Can the wave function show turbulence?
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Graduate Several ground state calculations at once
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Undergrad Pauli Spin Operator Eigenvalues For Two Electron System
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Undergrad Mixed states vs pure states - physical POV
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Graduate Understanding the LSZ Reduction Formula in Quantum Field Theory
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Graduate Understanding the Use of Grassman Numbers in Fermionic Fields: A QFT Guide
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Graduate Correlation properties of quasi-thermal light
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Undergrad Understanding Hilbert Subspace for Two-Particle Entangled Systems
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High School Information transfer using entanglement?
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High School Understanding Quantum Entanglement: Debunking Common Misconceptions
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Undergrad Conservation laws during particle decay?
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Undergrad Why is "consciousness causes collapse" unprovable or unfalsiable?
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Graduate Hubbard model diagonalization in 1D K-space for spinless Fermions
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Undergrad Von Neumann measurement scheme
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Undergrad Particles of matter as Bosons?
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High School What is the physical interpretation of n-particle correlation function in QFT?
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Undergrad Relativistic Quantum Mechanics vs Quantum Field Theory
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Undergrad Why the Quantum Theories are flawed
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Graduate Enhancing Spontaneous emission in a vacuum standing wave
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Graduate Analytical evaluation of r^l integral
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Graduate Quantum Optics - transition from pure to mixed state
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Undergrad The box notation and Lagrangians in field theory
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High School Exploring the Mystery of Electron Magnetic Moments in Quantum Mechanics
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High School Is the electron a particle or field?
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Undergrad Atom as a harmonic oscillator of radition
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High School Does this theorem “theoretically” falsify macrorealism?
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Undergrad Quantum entanglement information
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High School Physicists measure complementary properties using quantum cloning
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Undergrad What is the behavior of real magnets when passed through Stern-Gerlach gates?
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Undergrad Can quantum superpositions be observed
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High School Uncertainty of a Gaussian wavepacket
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High School Why does a the Wave Function collapse?
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Undergrad Derivation of the radial equation
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High School How did Caltech's photon teleportation work?
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High School What are quantum states and quantum information?
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Undergrad Complex scalar field commutation relations
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High School "probability of finding the electron" (teaching QM)
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High School Is energy really probabilistic in quantum mechanics?
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Undergrad Understanding the Wave Function of Electrons: From Theory to Experiment
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High School Understanding the probability cloud?
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Undergrad Schrodinger equation and Heisenberg equation of motion
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Undergrad The nature of quantum interference
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Undergrad Proposal for a peculiar double-slit experiment
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Undergrad The propagator and the Lagrangian
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High School Can retrocausality explain the wave properties in the double slit experiment?
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Graduate Anomalous field dimension in the on-shell scheme
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Graduate Majorana Lagrangian and Majorana/Dirac matrices
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High School What Happens to High-Energy Particles in Cosmic Rain?
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High School "travel time" of appearing and disappearing?
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High School Delayed choice quantum eraser experiment interference pattern question
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Undergrad Entanglement & Spooky Action at a Distance Question.
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High School Local Hidden Variable Model That Equals QM Predictions?
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Undergrad What is the Significance of Isospin Components in Particle Physics?
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Undergrad Regarding consciousness causing wavefunction collapse
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High School Does precise momentum guarantee precise energy?
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High School Are Molecules Entangled Across Distances in Biochemistry?
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Undergrad Does the wave function shorten when approaching light speed?
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High School Understanding Atomic Systems: Nucleus and Electrons in a Constant State
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Undergrad Zeeman effect after a Stern-Gerlach experiment
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Graduate Why do we use BRST in Yang Mills and where does it come from?
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High School How do electrons behave when energy is added to an atom's ground state?
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High School Examples of multiple entanglements
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Undergrad Does spatial entanglement reduce total classical entropy?
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Graduate Photon propagator in Coulomb gauge
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Undergrad Spherical Harmonics from operator analysis
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Undergrad Absorption rate on a quantised EM field
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Undergrad Checking My Understanding: Lagrangian & Path Integral Formulation
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Undergrad Is Entropic Uncertainty Principle taken seriously in QM?
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Undergrad Revisiting Heisenberg's Uncertainty Principle: Is There Room for Improvement?
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Graduate Gauge Theory: Principal G Bundles
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Undergrad Why not calculate the "trajectory" of a wave function
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Undergrad Timelike Killing vectors & defining a vacuum state
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Undergrad 'Normalisation' of Fourier Transforms in QFT
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Undergrad SO(2n) representation on n complex fields
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Undergrad How is the CSCO in an harmonic oscillator?
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Undergrad Why isn't the photon energy h nu over two?
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Undergrad Vector Operators in Quantum Mechanics: Adapting to Different Coordinate Systems
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Undergrad Can light be entangled in polarization and still exhibit interference?
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High School Photon producing Electron-Positron pair's effect on c.
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Graduate Constant Solutions of Real Scalar Field
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High School If energy increases with decreasing wavelength, then...
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Undergrad How does measurement work in a two particle universe?
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Undergrad Decoherence Pure States Into Mixed States
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Graduate Calculating Einstein's coefficients in QFT vs equilibrium
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Undergrad If electromagnetic waves propagate, do photons as well?
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Undergrad How do we interpret an EM wave using Quantum Mechanics?
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Undergrad Questions about the Dirac delta
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Undergrad Two-Level Atom Driven by Two Lasers?
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High School Is Light a Wave or a Particle? Understanding Its Nature and Travel to Our Eyes
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High School Heisenberg applied to accelerated particles
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Undergrad Spherical Harmonics: Arriving at Equation
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Undergrad Actual example of a mixed state not part of entangled state
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High School Terry Tao's Interesting View of QM
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Undergrad Quantum entangled image sensor for space camera-telescope
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Undergrad Experimental history of quantum physics
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Undergrad How does sequential measurement affect observable data in molecules?
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Undergrad Similar behavior between anti-particles and waves?
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