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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
Graduate Finding eigenvalues of a Hamiltonian involving Sz, Sz^2 and Sx
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Graduate Can quantum entanglement violate the no hair theorem?
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Graduate Schrodinger equation of a free particle in the rectilinear
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Graduate Photon-photon collision confusion
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Graduate Tadpole graph & normal ordering
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Graduate Polyatomic quantum harmonic oscillator
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Graduate Angled electron reflection, coherency
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Graduate Do Sound Waves Come in Quanta?
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Graduate Time operator, or Time eigenfunctions
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Graduate Explanation of Yukawa potential
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Graduate Invariant of a helicoid, like an electron but not quite.
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Undergrad Is Electron Spin Change Possible?
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Undergrad Why do spectral lines only appear as a line?
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Graduate Peskin and Schroeder p. 20-21
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Graduate Do particles know their destination before setting out?
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Graduate Alternative Feynman Diagram Calculation of Axial Anomaly
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Graduate Multi-space instantaneous existence.
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Graduate Changing The Shape of a potential well
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Graduate Density Operator: Probability of Transition |0,e> to |1,g>
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Graduate What Are Vacuum Fluctuations and Their Interaction with the EM Field?
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Graduate Frequency of light calculated from wavefunctions
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Graduate Changing wavelength while preserving geometry?
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Undergrad Negative and Complex Probability?
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Graduate The Hydrogen Atom: An Unique Case of Quantum Numbers
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Undergrad Mirror Reflexion: Does Photon Remain Unchanged?
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Graduate What’s Dispersion got to do with Schroedinger?
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Undergrad EM radiation cross over materials
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Graduate Understanding the Energy Differences in Multielectron Atom States
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Graduate Adding Spin S1 and S2: A Puzzling Situation
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Graduate Wall Street Journal on Entanglement
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Undergrad What are orthogonal wavefunctions?
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Graduate Can quantum entangled particles be used for faster-than-light communication?
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Graduate Product state and orthorgonality
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Graduate The probe passes over an atom that is 3.20×10^2 nm tall.
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Graduate Explaining the Hydrogen Atom Wave Function Paradox
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Undergrad Explaining the Uncertainty Principle
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Graduate Preparing a certain superposition of electron states
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Graduate Is the vacuum the same as a quantum vacuum?
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High School How Are Math and Science Interconnected?
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Graduate Commutators of Lorentz generators
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Graduate What's the Difference Between Quantum and Simple Harmonic Oscillators?
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Graduate Frequency Operators & Ensemble Measurements
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Graduate Can the Commutator of Charges in QFT be Calculated Using Different Times?
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Graduate Can Electrons Change Spin Sign?
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Graduate Bound State Condition: Definition Explained
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Graduate Understanding Dihydrogen Spin Isomers: An Overview and Explanation
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Graduate Measuring Spectrum of Boxes A & B: Same QM System?
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Graduate The Heisenberg Uncertainty Principle and velocity
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Graduate Is Quantum Metaphysics Bridging Science and Spirituality Beyond Space and Time?
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Graduate Virtual Particles: Disproving Energy Conservation?
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High School Atomic Vibration Speed: m/s Conversion
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Graduate Wave-particle duality and the photo-electric effect
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Undergrad Property that gives electrons charge.
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Undergrad How an electron can re-radiate an electromagnetic wave
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Graduate What Temperature Yields a 25% Population Probability at 7.00 eV in Copper?
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Graduate Could almost nothing really be something? Fourier series.
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Graduate Missing Terms in 3.11: Investigating Second Order Terms
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Graduate Critical temperature of a superconductor
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Graduate Double Slit Experiment Near The Singularity of a black hole
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Graduate How come there is a particle with zero mass?
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Graduate Can fermion fields in QFT have dimensions other than 3/2 and 1/2?
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Graduate Ladder Operator for Harmonic Oscillator: a|0> = |0>
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Graduate How to operate on product state?
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Graduate How Does Anti-Commutativity Affect Grassmann Number Integration?
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Graduate Is the Multi-Electron Wavefunction Truly Separable?
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Graduate Density Matrix in that DFT bible book
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Graduate Did the Quantum Field Exist at the Beginning of Time and Space?
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Graduate Meaning of Expectation Values for <x^2> and <p^2> in Classical Mechanics
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Graduate Practical examples of superposition?
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Graduate Stationary schrodinger equation (basic problems regarding the basis being used)
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Graduate What Is the Root of Number Operator in Quantum Mechanics?
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Graduate Second quantization and partial traces
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High School What is the difference between quantum mechanics and quantum physics?
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Graduate Schrodinger Equations - wave propagation
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Undergrad Why Does Quantum Mechanics Depend on Probability?
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Graduate Formulation of Quantum Mechanics?
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Graduate Tunneling effect in Supercapacitors ?
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Graduate Can Quantum Mechanics Enlighten My Philosophical Ideas?
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Graduate Systems with global phase invariance, 3D string?
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Graduate Understanding Inelastic Collisions in Helium at Room Temperature
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Graduate Studying the Zeeman Effect on Molecules
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Graduate What is the paradox in Planck's Law?
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Undergrad Encryption v.s. quantum computers
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Undergrad Why is gold's color different from other metals?
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Graduate SU(2) Spinor: Is Product of Two Scalar-Type Entity?
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Graduate Why would entangled particles light years away need to be able to cancel?
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Graduate Solving Infinite Square Well: Eigen Functions &amp; Solutions
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Graduate The smallest measurement device
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Undergrad Fourier transform and uncertainity principle
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Graduate Colliding Photons: Matter-Energy Problems & Wavefunction
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Graduate Quantum-classical correspondence?
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Graduate Harmonic Oscillator energy = WKB approximate energy why?
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Graduate Solving KET-BRA Notation in OPW Solid State Physics
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Graduate Why do molecules not fall apart under observation?
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Graduate Why do high energies correspond to small distances
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Undergrad Does the Casimir Effect Occur in Space?
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Graduate QFT: Gauge Invariance, Ghosts, Symmetry & Lorentz Invariance
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Graduate Question about Braket notation
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Graduate The Impact of Weak Realism on Bell's Theorem and Bohmian Interpretations
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Graduate Time Dependent Schrodinger Equation -> T(t) solution
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