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Concept

Virtual particle

Related lectures (30)

Asymptotic States and S-matrix: Operators

Explores asymptotic states, S-matrix, and operators in quantum field theory, emphasizing the role of discrete symmetries and complete sets of states.

Quantum Field Theory: Particle Interactions

Explores the Dirac equation, Pauli-Dirac representation, particle solutions, operators, particle types, Feynman diagrams, and quantum electrodynamics.

Interaction by Particle Exchange and QED

Explores the computation of decay and scattering rates, focusing on Lorentz invariant Matrix Element and the Feynman rules for Quantum Electrodynamics (QED).

Overview of Particle Physics and Rutherford Scattering

Covers the constituents of matter, fundamental forces, the Standard Model, natural units, and particle interaction experiments.

Quantum Mechanics: Path Integral Methods

Covers the basics of path integral in quantum mechanics and its application to free particles.

Sedimentation and Settling: Basics and Technology

Explores the basics of sedimentation and settling, forces acting on particles, coagulation mechanisms, and sedimentation technology.

The Higgs Mechanism: Unveiling Mass Generation

Explores the Higgs mechanism, solving the issue of massless gauge bosons and predicting masses of gauge bosons.

Quantum Fluids: Cross Section & Lifetime

Covers the concepts of cross section and lifetime in quantum fluids, focusing on transition and differential probabilities.

Quantum Optics: Harmonic Oscillator

Covers the enhanced sensitivity of the LIGO gravitational wave detector using squeezed states of light.

Hartree-Fock Equations for N Fermions

Explores Hartree-Fock equations, variational principles, excited states, and quantum physics concepts.

Particle Detection and Detectors

Explores particle detection using scintillators, cloud chambers, and wire chambers for various applications.

Landau damping

Explores Landau damping in plasma physics and accelerator beam stability, covering historical context, theoretical treatments, and practical applications.

Atomism: From Presocratics to Newton

Explores the concept of atomism from ancient philosophers to modern physics, covering fundamental ontology and laws of particle interaction.

Particle Interactions: Forces and Newton's Laws

Explores particle interactions, forces, Newton's laws, and the center of mass in systems.

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Ceramic Powders: Electrostatic Repulsion and Steric Stabilization

Explores electrostatic repulsion, steric stabilization, and the rheology of ceramic powders.

Gelfand-Yaglom Formula

Explores the Gelfand-Yaglom formula and time-ordered products in the context of the path integral representation of the propagator for a time-dependent harmonic oscillator.

Path Integral Formalism and Quantum Thermodynamics

Explores the path integral formalism in quantum mechanics and its application in quantum thermodynamics.

The Higgs Mechanism

Explores the formal aspects of the Higgs mechanism, covering mass terms, symmetry breaking, and the standard model Higgs boson.

Path Integral Representation of Propagators

Covers the path integral representation of propagators for free particles and harmonic oscillators.