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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 Universal quantum physics
Graduate Why is the lagrangian polynomial in fields and derivatives
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Graduate Correspondence principle in arbitrary coordinates
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Undergrad How does diffraction cause interference
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Undergrad Is Light Capable of Being Polarized in Multiple Directions?
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Graduate Free Electron Density of States question
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Undergrad Reflection of Light on Mirrors: Why & How?
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Undergrad Potential Wells: What Is a Potential Well & What Does Its Graph Tell Us?
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Graduate Two Nature Articles - Quick Questions
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Graduate Understanding Schur's Lemma in the Context of Free Particles
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Graduate Why does the uncertainty principle imply randomness
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Undergrad Comparing Energy Transmitted by Light & Sound: Help Needed!
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Graduate Consciousness: Objective - Subjective
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Graduate Fermi's Golden Rule - Inelastic collision probability
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Graduate Young Double Slit experiment, single photons
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Graduate Lorentz invariant lagrangian density
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Graduate Non-linear Operators: Physical Reasons Explained
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Graduate Is Quantum Statistical Mechanics a Quantum Field Theory?
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Graduate Infinite Charged Electron in QFT
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Graduate Entangled Particle Communication (again)
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Graduate Quantum Field Theory and Perturbation Approximation
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Undergrad How do electrons maintain a stable distance from the nucleus?
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Graduate Exploring Shape Resonance in Air: Oxygen and Nitrogen
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Graduate Understanding Eq (4.19) of Peskin-Schroeder
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Graduate What oscillates in an electron?
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Graduate Position of an electron with exactly 0 momentum
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Graduate Why do massless particles have only two degrees of freedom?
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Graduate An Interesting New Test of Realism
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Graduate Another doubt in Peskin Schroeder Sec 4.2
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Graduate Particles are really planck size?
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Graduate Scattering of Light: Electron Excitation & Photon Absorption
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Can this be Done? | Solutions to Uncertainty
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Graduate Van der Waals Force: Questions Answered
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Graduate How can the Casimir effect result in a repulsive force between solid materials?
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Graduate Complex Conjugate applied to operators?
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Graduate Photon Absorption: Atom, Transition Level, and Energy
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Graduate A couple of entanglment questions
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Graduate Do Wavefunctions Include All Possible Outcomes?
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Graduate Difference Between Non-Seperability and Non-Locality?
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Graduate Why Is the Divergence of a Diagram ln(lambda) When D=0?
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Graduate Crucial step Quantum mechanics
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Graduate What Are the Implications of the Uncertainty Principle?
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Graduate Psi & Probability: Linking Complex Concepts
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Graduate Finding energy of an electron analytically
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Graduate Quantum Entanglement and Communication
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Graduate Defining Probability in Quantum Physics
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Graduate Is it possible to create a Positron - Electron cooper pair?
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Graduate Indistinguishability and entanglement
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Graduate An question about antiunitary operator
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Graduate Construction of asymptotic states in QFT
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Graduate Nonlinear measurements - HUP violation or not?
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Graduate Preparation of Single qubit mixed states
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Graduate Why the Integration Constant in the Schrödinger Equation is Set to L(L+1)?
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Graduate Can 1D Cavities Explain Free Space Physics in EM-Field Quantization?
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Graduate Renormalisation constants in QED
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Graduate Is electron spin a perpetual motion?
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Graduate A question about quantum tunnelling
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Graduate What the wave function exactly mean?
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Graduate How can I define what is the wavefunction
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Graduate Applying Perturbation to Mercury: Understanding Electron Behavior"
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Graduate Where do all the interfered photons go?
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Graduate 2 particles in a 1-dimensional box
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Graduate Could anyone derive an assertion found in light and matter, a strange theory ?
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Graduate QED functions E(a to b) and P(a to b)
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Graduate In the reality how I perform the many kind of measurements, like operators p,q,E
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Graduate Nonlinear optics: electric dipole moment operator
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Graduate Explanation why dosen't the electron fall into the nucleus?
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Undergrad Photoelectric Effect and energy
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Graduate Visibility of a specific waveleangth
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Undergrad Classical and quantum physics.
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Graduate What is going on with the indices
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Graduate Understanding the quadratic Stark effect
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Graduate Grassman number in functional quantization?
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Graduate Energy-Time uncertainty: observer's clock or observed's?
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Undergrad Would a Wave Plate Affect Interference in Young's Experiment?
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Graduate Raman Wavefunction: Rayleigh & Raman Scattering Implications
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Graduate Gravity: An Emergent Phenomenon According to Theoretical Physicist Erik Verlinde
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Graduate Which of the following particles would have the shortest wavelength?
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Graduate Causes Virtual Particles or Vacuum Energy or Other?
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Graduate Is Discretized Space the Key to Understanding Quantum Decoherence?
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Graduate Vacuum Energy and the Casmir Plate and Electromagnetics
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Graduate What Does One Non-Trivial Irreducible Representation of Clifford Algebra Mean?
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Graduate Trace Theorems and Dirac Matrices
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Graduate The possibility of a Casimir Effect Battery
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Graduate Non-hermiticity of fourth power of momentum operator in L=0 state of hydrigen atom
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Graduate Is There a Superluminal Signal When Turning Off a Harmonic Potential?
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Graduate Solving Confusing Indices in Operator Calculus
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Graduate Quantum physics, reality, consciousness and the hypnagogic/hypnopompic state
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High School Are electrons and protons equal in attraction?
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Graduate Atom and Sublevels: Quantum Physics Questions Answered
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Graduate What is the mathematical basis of quantum mechanics?
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Graduate How to know if two photons are entangled?
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Graduate Physicsal meaning of Expectation of two variables
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Graduate Proof Scalar action is conformally invariant
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Graduate What is the unidimensional case of a finite barrier inside a finite well?
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Graduate Is the substitution of the numerator in QFT scattering amplitudes always valid?
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Graduate How can I take the inner product between a position eigenstate and a ket?
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Graduate Time evolution in quantum field theories
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Graduate When matter and anti-matter collide, in what form is the resulting energy?
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Graduate Is this Operator a Projection Operator? A Proof
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Graduate Solving the Mystery of Guided Particles in a Black Hole
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