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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 On computing quantum waves exactly from classical action
High School Photon Size: Direction & Probability
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Graduate Thoughts about ∣Φ>=∣1>*C1+∣2>*C2
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Graduate Canonical Commutation Relation Explained?
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Graduate What Is the Difference Between Albenian and Nonalbenian in Quantum Field Theory?
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Graduate Why is the Fourier Transform in QFT Divided by (2pi)?
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Graduate What is the relationship between mass and energy for photons?
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Graduate Renormalization and divergent integrals.
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Graduate Question about quantum mechanics
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Graduate Schrodinger's Equation: Reason for Acceptance?
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Graduate Quantum to Classical: Exploring Intermediate States through Varying Uncertainty
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High School Confused on Electron Double slit experment
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Graduate What are the allowed energies for a quantum harmonic oscillator?
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Graduate Does the Correspondence Principle Apply to All Quantum Systems?
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Graduate Could Electron Interference Be Explained by Undetectable Waves?
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Graduate Does Quantum Physics Affect the Cardiovascular System?
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Graduate Diracs Quantization Condition & Magnetic Monopole Explained
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Graduate Probability or Impossibility in QM?
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Graduate Understanding interference and decoherence
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Graduate Casimir effect - Does it fit? Or NOT?
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Graduate What is the meaning of canonical in quantum mechanics?
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Graduate Wave Packet: What is It & What Does NLS Say?
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Graduate Can Sub-Atomic Particles Exist in an Unseen Dimension?
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Graduate Haag's Theorem, Perturbation, Existence and QFT.
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Graduate Slow variables in Nonlinear Schrodinger Equation
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Graduate Can the fabric of space-time transform into virtual particles?
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Graduate Fourier transform formulation of the dirac delta
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Graduate Quantum Loops: Solving the Particle-in-Potential Problem
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Graduate Getting Started with Klein's Paradox: A Forum Q&A
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Graduate Weak measurements? Modified Double slit
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Undergrad What does the negative sign mean in the work function calculation for lead?
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Graduate I've found a way to see electrons (?)
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Undergrad Photodetection Theory: Photo-Oltaic, Photo-Emissive, Photo-Conductive
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Graduate Novice question about heat, ZPE and HUP
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Graduate What is the velocity of an orbiting electron in an atom?
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Graduate Understanding Quantum Tic Tac Toe & Event Horizon
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Graduate On Heisenberg Principle - ParticleWave Hybrid
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Graduate Does the Charge of Photons Change Our Understanding of Light?
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Graduate Why doesn't QM make particles zig-zag as they travel?
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Graduate Is Filming Free Electron Motion in Superfluid Helium Possible?
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Graduate Quantum optical application of Pascal Principle
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Graduate Modified Mach-Zehnder Interferometer
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Graduate Are Solitons the Only Type of Waves in Wave Equations?
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Graduate Fourier Integral involving a position operator
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Graduate How make a confront between energy levels?
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Graduate What is the Concept of a Fractional Dimension Probability Sphere?
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Is a Website a Reliable Source for Random Bits?
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Undergrad In the formula E=nhf for a photon, what is n ?
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Graduate What Are Quantum Gates and How Do They Relate to Nuclear Spin?
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Graduate Conditions for entanglement to exist
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Graduate Why adj( U(t)) * U(t) = I where U(t) is a propagator in QM?
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Graduate Path Integral & Quantum Mechanics: Beyond the Speed of Light?
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Graduate The temperature is also quantized?
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Graduate Euler-Lagrange equations in QFT?
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Graduate Does frequency make sense in terms of one particle?
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Graduate Electromagnetic field vs. photon(s)
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Graduate Quantum Teleportation: Is it the Biggest Rip-Off Since Miss Cleo?
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Graduate Is There a Definitive Answer to the Existence of Action in Quantum Mechanics?
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Graduate Understanding the Single Photon in Double Slit Experiments
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Graduate Does Supersymmetry Breaking Compromise Poincare Invariance?
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Graduate Which formula for the energy of the first orbital of hydrogen is correct?
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Graduate Propagator Equation: Explaining Integral
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Graduate What does it mean that a wave packet has an uncertainty
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High School Does an electron gain velocity when it drops to a lower energy level in an atom?
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Graduate Are Entangled Photons the Same Particle?
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Graduate What is the Definition of Measurement in Quantum Physics?
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Graduate Can Virtual Particle Annihilation in the Dirac Sea Generate Detectable Light?
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Undergrad How Does Threshold Frequency Support the Particle Theory of Light?
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Graduate What is the paraquantization? How does one develop a geometric pq?
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Graduate What is Propagator in Quantum Mechanics?
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Graduate Quantum physics vs. Quantum Mechanics
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Graduate Covariant quantum field theories
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Graduate Questions about operators in QM
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Graduate How does one develop a Hamiltonian for a free particle?
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Graduate Are Virtual Particles Real or Just a Concept in Physics?
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Graduate Does Moon exist if you don't look at it?
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Graduate Anticommutation Example: Solving for Operator p in Relation to Variable q"
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Graduate Locality/nonlocality for bound states - a question
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Graduate Can i exploit johnson noise to violate the second law?
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Graduate Wheeler's delayed choice gedanken experiment
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Graduate Understanding the Well-Defined Properties of Quantum Systems
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Graduate Can You Fit an Infinite Amount of Energy in a Space?
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Graduate A few questions about QM and QFT.
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Undergrad Electron spin, why do the pairs have to be opposite?
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Graduate I don't understand the paradox of entanglement
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Graduate Understanding Quantum Interpretations to Different Perspectives
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Graduate What is the relationship between HUP and particle accelerators?
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Graduate A few quantum mechanics questions
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Graduate What are the key applications of Relativistic corrections in modern physics?
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Finding Comfort in the Unity of Life: Coping with Unpleasant Events
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Graduate Does Pauli's principle prevent an electron from having infinte energy?
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Graduate What is lacking in QM that String theory wishes to fill up?
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Graduate Lerning the Standard Model and some question about QM
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Graduate How far does the Pauli Exclusion Principle apply?
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Graduate Time ordered product vs. commutator in path integral
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Graduate Path integrals and propagators
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Graduate Quantum field theory vs particle physics
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Graduate Photon-Ghost Coupling: Quantum Lagrangian Density Analysis
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Graduate Best Teleportation Fidelity to date
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Graduate Rough Description of State Space
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Graduate Complete basis for quantum oscillator Hilbert space
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