Quantum Physics Forum

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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

A Understanding Barandes' microscopic theory of causality
What Does "Size" Mean for Electrons and Protons?
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Numerical calculation of tunneling probability
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Does Natural Hydrogen Exist in a Stable Ground State?
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What does this state collapse into after the measurement?
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How Does Angular Dependence Arise in a Spherical Symmetric Potential?
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Logical Rational for spooky-action @ at distance
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Electronic structure of the atoms
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Advice for High School Student's Quantum Mechanics Assignment
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Understanding Bell's Inequality & Theorem
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One Photon from coil and battery
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Exchange of photons/virtual photons and electrostatic or EM force
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Physical meaning for wavefunction
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Compton Scattering from bound electrons
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Massive boson propagator - problem with step in derivation
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Periodic Potential: Diff. Eq. Solutions
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Neutrinos going through neuclei?
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Is the Many Minds Interpretation of Quantum Mechanics Widely Accepted?
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Angular Momentum Expectation Values help for noobie
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Why Does the First Order Term in QED Scattering Matrix Give No Contribution?
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Can a Quantum Computer Solve NP-Hard Problems in Infinite Parallel Computing?
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Integrating over all possible fields
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The dimension of the fine structure constant
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Which QM formalism is the most useful for understanding research papers?
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How Instantaneous is Quantum Entanglement?
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Fermion Contraction: Peskin & Shroeder Pg 63
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Teleportation & EPR: Learn Basics & Get Readings on Paradox
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Why does Lorentz Force law work?
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Does Compton Effect Formula Follow Original Derivation?
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Can Quantum Interference Be Explained Solely by Self-Interaction of Photons?
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Density matrix off diagonal terms - what do they mean?
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Can I Predict the Lottery Draw Without Affecting the Universe's Wavefunction?
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Can You Generate Feynman Diagrams for Specific Perturbation Orders?
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Quantum Foam: Exploring the Gravitational Effects of Virtual Particles in Space
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Bizarre theory-Could there be any truth in this?
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Matrix of angular momentum operator
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Can measuring certain operators in a quantum system have deadly consequences?
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Permutation Operator: Understanding & Application
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Creating Electrons: A Question from Feyman
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What happens when we measure H_x in an infinit potential well?
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Question: Why Quantum Computing Uses 1 & 0?
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Artificial atoms used to improve compact discs?
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In QM operators, why [YPz,YPx]=0, [ZPy,ZPy]=0 [X,Py]=0 [Y,Pz]=0, etc
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Time-dep perturbation theory
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How to work in the momentum representation?
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Testing Hermiticity: How to Prove it?
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Virtual Photons as Force Carriers
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Quantum physics with Green's functions
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Can a Quantum State Have Time-Dependent Eigenvalues?
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System of hydrogen atoms in an electric field
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Why are particles in quantum field theory discrete?
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Why does spin 0 have to be a true scalar?
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Four-Photon Entanglement: Is a "Pure" State Possible?
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Does the Four Fermion Interaction Conserve Current Like Standard Models?
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Proving the Spin Half Nature of Dirac Quanta
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What is Quantum Physics and How Does it Differ from Classical Physics?
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Can Quantum Mechanics Allow for Discontinuous Wavefunctions and Probabilities?
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Non-Commutative Angular Momentum, and Muonium
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A crank's idea about Uncertainty Principle
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Probability Amplitude phases
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Understanding the Duality of Photons: Particle or Wave?
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Nonlocality of a Single Particle: A Scheme Without Objections
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Intiutive approach to Green's function for SE
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Entanglement: Can We Logically Say a Body is in All Possible States?
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Multiple lines in H2 and Hg emission spectra
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Hilbert/Fock space spanned by non-interacting states
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Gauge Transformation: Definition & Uses
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A contradiction of Heisenberg uncertainty principle?
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So, the question is: Can hidden variables explain quantum behaviour?
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Slit Experiments: Unanswered Questions Explored
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Spectral line width calculations
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Why are eigenstates important in the treatment of atomic systems?
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Double Slit Experiment: Wave Interference & Particle Like Patterns
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Two particles in superposition
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Flux vs Fluence: What's the Difference?
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Can Consciousness and the Unified Field Be Experienced Beyond the Human Body?
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Can q Have Eigenvectors Other Than Zero in Standard Quantization Procedure?
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Need a quick tutorial on the following topics
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Deducing Degeneracy in Spin from Commutation Relations
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The Dirac Equation and the Neutrinos
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Quantum Spin Chain Problem: An Overview
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Fourier Transform of Hermitian Operators
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How Do I Derive the Zeta Function Using Zeta Function Regularization?
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Understanding Non-Relativistic Path Integral Formulation
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Light through polarizing filters
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Is the physical whole a sum of quantum measurements?
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How Do Electrons, EM Waves, and Electricity Interact?
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Understanding the Delta Function Well in Quantum Mechanics
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Can operators describe a single or many measurements simultaneously?
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Communication using quantum entanglement
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Hermitian Matrices: Visualizing Transpose & Adjoint
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How can the momentum be non-zero if the probability current density is zero?
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Perturbation effect on harmonic osclillator
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COM vs Lab Total energy discrepency
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How Does Quantum Theory Explain Repulsion Between Charged Balloons?
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Why Does a 2π Rotation Change the Sign of a Wavefunction in Quantum Mechanics?
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Does Observing a Particle in Superposition Entangle You With It?
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Is the collapse of the wavefunction in entangled particles instantaneous?
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Direction of revolution of atomic electrons
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Absorption of photons by electrons
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Understanding Bound States in Quantum Mechanics
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