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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
High School What Is an Electron?
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Graduate What is the phenomenon of synchronized electron orbits?
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Graduate Learning QFT from Peskin and Schroeder
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Graduate The vacuum in QFT. What is it. Why have it. Does everyone believe in it?
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Graduate Time Arrow: Entropy & Energy - QP Explored
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Graduate Double Slit: Measurement Device & Screen Combination?
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Graduate Born Conditions on Wavefunctions
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Graduate Walk Through Walls - Wave Variance and You
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Undergrad What Makes the Resonance Square Experiment a Unique Physics Demonstration?
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Graduate Delayed choice quantum eraser question
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Graduate Probability of zero in stationary wave state
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Graduate How can the particle fit in the well then?
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Graduate Do Particles Always Follow Fixed Laws in the Universe?
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Graduate Wave/Particle duality experiment?
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Graduate Stern-Gerlach Experiment: Spin Orbit Coupling
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Graduate The time before sentient beings
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Graduate Fowler Nordheim Tunnelling -
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Graduate Calculating Uncertainty in z with Method 1 & Method 2
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Graduate Speed of universe and quantum theory
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Graduate Double slit experiment with macroscopic size objects
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Graduate Quantum Mechanics for Military Officers
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Graduate Wien's displacement law. A paradox
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Graduate Minimum Uncertainty Wavefunction
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Graduate Harmonic Oscillator with fermions
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High School Visualizing the Atom: Find a Way to See Inside
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Graduate Casimir Force: Where Does the Energy Come From?
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Graduate Transition from Poisson brackets to commutors?
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Graduate LHV simulation for bell setup based on photon bunching
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Graduate Can Multiple Universes Coexist and Interfere with Each Other?
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Graduate What Does O(\hbar^2) Mean in Commutation Relations?
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Graduate Understand Decoherence in Quantum Computers: How Heat Affects Qubits
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Graduate Two slit experiments with things other than photons
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Graduate How Many Quantum States Can Four Bosons Have in a Harmonic Oscillator?
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Graduate Beyond Schrodinger's Cat - a Television Appearance
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Graduate Polarization Vector for Quantum EM Field
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Graduate Origin of Universe: Big Bang Theory
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Graduate What is CAT State? Explaining Beryllium Experiments
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Undergrad Do All Temperatures Emit Multiple Wavelengths in Blackbody Radiation?
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Graduate Wave-particle duality question
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Graduate Can Gamma Rays Alone Create Electron-Positron Pairs?
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Graduate Help! Physics Confuses Me: Understanding Quantum Mechanics
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Graduate Taking up QFT for the first time
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Graduate Entangled states in the classical limit
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Graduate Density of States: Explanation & Applications
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Graduate Is Direct Brute Force Quantization Possible for Equations of Motion?
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Graduate Angle of pilot wave through apperature?
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Undergrad Preference for lower energy states?
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Graduate Energy States of Electrons in Free Space
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Graduate Exploring Heisenberg Uncertainty Principle
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Graduate Quantization on momentum space
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Graduate About the behaviour of a beam-splitter
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Solving the Riddle of Chaotic Particle
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Graduate Peer-Reviewed References for ZapperZ's Ideas on Barut and Bohm de Broglie
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Graduate Could EM/strong/weak force be expressed geometrically?
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Graduate Wave function and Uncertinaty Principle?
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Graduate System with big number of particles
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Graduate Bell's theorem and Harrison's (2006) inequality
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Graduate How does quantum mechanics affect the classical electrostatic force?
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Graduate What is the Ground State Energy of a Harmonic Oscillator?
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Graduate Why do we think particle is wave and probability also wave?
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Graduate Rotation Energy Levels and Degeneracy.
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Graduate Blackbody Radiation: Plank's Quantum States & Frequencies
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Graduate The Heisenberg Uncertainty Princeple
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Graduate Density matrix for QFT from the path integral?
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Graduate Has the Theory of Unification in Physics Been Discovered Yet?
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Graduate What is the Relational Interpretation of Quantum Mechanics?
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Graduate Are Unphysical Renormalization Conditions in QFT Justifiable?
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Graduate Why is the square modulus of the wave function used in quantum mechanics?
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Undergrad Does the equation E=mc2 prove that energy and mass are equivalent?
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Graduate Atoms, Void & Time Reversability
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Graduate Absolute Zero or Uncertainty Principal?
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Graduate Spin and orbital magnetic moments?
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Graduate Yet another solid-state electrical generator patent
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High School What is the menaing of standing plane waves ?
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Graduate Commutation relations trouble (basic)
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Undergrad Can You Really Go Through Walls According to Physics?
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Graduate Observable and interaction
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Undergrad Why Does My Emission Spectra Prediction Program Differ from Lab Results?
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Graduate Fun question RE: Bell's Theorem
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Graduate Photon Interaction: Manish Mehta Question
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Graduate Dimensions of a probability amplitude (matrix element)?
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Undergrad What causes natural decay and why can't it be avoided?
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Undergrad How does increasing distance affect potential energy in an atom?
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Graduate Reading the FAQ on how phonons
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Graduate Do photons have finitely many wavelengths?
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Graduate What Makes Quantum Tunneling Possible Despite Classical Physics?
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Graduate Why Does Observing the Double Slit Experiment Change the Outcome?
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Graduate Quantum Computing: Isolating Atoms & Effects of EM Waves
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Graduate What Is the Connection Between Quantum Mechanics and Quantum Field Theory?
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Graduate Double Slit Experiment: Unrecorded Measurements & Waveform Collapse
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Undergrad What is a blackbody?What special of its radiation?
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Graduate Naive Feynman diagram question
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Graduate Is there any approximation to the two particle density matrix
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Undergrad What is a Pure State and Mixed State?
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Graduate Do antiparticles really go back in time?
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Graduate Circuit Response to Gamma Rays
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Graduate QFT and unitary Lorent representation
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Graduate Can Photons Ever Acquire Mass Through Theoretical Processes?
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Graduate Why does an observer affect the electron?
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High School What Is the Size of a Photon?
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