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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
Undergrad Permutation operator and Hamiltonian
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High School Does the Uncertainty Principle work through barriers?
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Undergrad Is Polarisation Entanglement Possible in Photon Detection?
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Undergrad The ##1s^2## configuration of helium can't be triplet state?
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High School Particle antiparticle collide, teleportation?
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Undergrad Can electrons transition collectively, emitting 1 photon?
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High School Do we measure the particle or the wavefunction?
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Undergrad What happens to wavefunction if you swap electrons?
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Undergrad Bohr-Sommerfield quantization of motion
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Undergrad Periodic potential - energy bands
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Undergrad Breakdown of Planck's Law under certain Conditions
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Undergrad Discrete vs Continuous Spectra in Blackbody Radiation?
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Undergrad Physical Significance of 2s Orbital Peaks?
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High School Quantum field theory VS Quantum mechanics
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Undergrad Planck's 1st Derivation of Planck's Law?
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Graduate QFT, what are the transformation rules for
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Undergrad Function describing a traveling wavefield
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High School Software for quantum calculations?
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High School Quantum Mechanics: Wave-Particle Duality Explained
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Undergrad Creation and annihilation operator commutation confusion
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High School Wave function, units in the argument
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High School What does "orbital velocity" mean in a quantum setting?
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Undergrad Is Quantum Mechanics Redefining Our Understanding of Mass Defect?
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Graduate Parity and time reversal on derivatives and electric field?
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High School Is angular momentum of a quantum object, metaphorical?
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Undergrad Relationship Between Hermitian and Symmetric Matrices
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Undergrad Why do the alternatives separate from each other?
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Undergrad QFT for the Gifted Amateur Question (3)
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High School Understanding the Unitary and Branches Theorem in Quantum Mechanics
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Graduate Quantized E field, Coulomb Gauge with Interactions
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High School What Is Information? | Definition & Overview
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Undergrad Ensembles and density matrices - I don't get it
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Undergrad The wave function is an exponential function, if I plot the
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Undergrad Test of Bell's Theorem: Experiments Beyond Polarization
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High School Hydrogen Atom States Before Photon Emission | Help
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High School Quantum Physics -Double Slit Delayed Observation
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High School Can Measuring Momentum Make a Marble's Position Vanish?
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High School Does tunneling affect the energy of a particle in a finite box?
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Graduate I've tried to read the reason for using Fourier transform
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High School Electron Diffraction and the DeBroglie Wavelength
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Graduate Does Quantum Foam Influence the Gravity of the Universe?
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High School The moment we observe superposition
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Graduate Mandelstam Variables for 2->2 Scattering with Equal Masses in CoM Frame
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High School How does electron microscopy exploit wave/particle duality?
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Undergrad Can someone explain this picture to me?
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Undergrad Finite difference method for Schrödinger equation
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Undergrad Quantum thermodynamics of single particle
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Undergrad Is vacuum energy infinite? If it is, how and why?
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High School Can quantum mechanics be derived from deeper principles?
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High School Could spin be a combination of magnetic monopoles?
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High School Is this equal to teleporting information?
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High School How Does Quantum Darwinism Relate to the Born Rule and Observer Agreement?
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Undergrad Bell's Theorem: Understanding Bell's Nonlocality and How it Applies to Photons
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Undergrad Role of entanglement in general purpose quantum computing
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High School Is there a minimum wavelength for electromagnetic radiation?
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Graduate Is Brute Force the Best Approach to Proving Feynman's Denominator Formula?
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Undergrad Does the electron really spin 720 degrees?
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Graduate Spinors in dimensions other than 4
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Undergrad Unified gravity with electroweak through SU(2)xSU(2)xU(1)
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High School What is the Light Constant and Its Relationship to Maxwell's Equations?
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High School Decoherence thought experiment
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High School Is it a myth that serves as motivation for decoherence?
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Graduate Particles in quantum field theory
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High School Photoelectric effect and atomic excitation
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High School Compton’s experiment vs ordinary mirror
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Undergrad Uncertainty of electron energy based on confinement radius?
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Undergrad Decoherence and time reversal asymmetry
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Undergrad Photon absorption and speed of wave function propagation....
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High School Is an Electron a Wave? Understanding the Nature of Electrons
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Undergrad Problem during finding <x> in p space
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Undergrad What is the width of a wave packet?
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High School Can Particles Really Pop Into Existence from a Vacuum?
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Undergrad Understanding Spinors - Geometry & Usage
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Graduate Is Gravity Directly Related to Groupings of Atoms?
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Undergrad Stationary states -- Boltzmann distribution
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High School What Causes Decoherence in Quantum Systems?
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Graduate Issue in the electron’s infinite self-energy
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High School States as positive operators of unit trace
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Undergrad Square integrable wave functions vanishing at infinity
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Undergrad Wavefunction spreading speed in material mediums
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Undergrad What is the wavelike behavior of an electron in superposition?
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Undergrad Everett on measurements: what does he mean?
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Undergrad Two single-photon Fock states vs one two-photon Fock state
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High School What is the relationship between spin and angular momentum in quantum mechanics?
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Undergrad Entangled system pure state or not?
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High School Is wave a physical object or its just a model?
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Undergrad Are renormalizable QFT the ''really renormalizable''?
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High School Why do we say that there is no polarization until it is measured
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High School Is dark/vacuum potential energy infinite?
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Undergrad Why does an electron undergo diffraction?
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Undergrad Why do we use Complex Wave function?
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High School Penrose collapse and Superposition
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Undergrad Is there any operator for momentum in terms of t?
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High School CPT Symmetry: Proving the Theorem & Lorentz Transformation
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Undergrad Limit to the max size of a Nucleus
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Undergrad Vanishing Hamiltonian for quantum path integral
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Graduate Feynman rules for a 0-dimensional field theory
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Undergrad Path integral and causally disconnected parts of universe....
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High School Quantum Oscillator States: Is the Ladder Operator Enough?
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Graduate Function integration of a Gaussian integral
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