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Lorentz force

Lorentz force

8.7
A force on a moving electric charge caused by electric and magnetic fields
  • noun
  • Specialized
translation icon : fuerza de Lorentz
  • When a charged particle moves through a magnetic field, it experiences the Lorentz force, which is perpendicular to both its velocity and the magnetic field direction.

Examples

  • But just to be sure, to make sure, the torque is something which is nothing else than the Lorentz force on the electrons.

  • Forces that operate throughout a wide range of scales and could contribute to atmospheric vortex phenomena are the Lorentz force and the force of electric fields.

    Blog text (2)
  • And they really aren't nothing, but they really just express the Lorentz force law, nothing more to them than that.

  • It was the Lorentz force V cross B electric charge times V cross the magnetic field.

  • This operator is Heisenberg equation of motion is going to look like the Lorentz force equation.

  • C. Souzou treated the topic with a paper written back in 1984, specifically noting that rather than using the typical argument of "electrical heating," his concern was in applying the Lorentz force.

    Blog text (2)
  • All these imperfections present spatial variations of free energy that prevent flux quanta from responding to the Lorentz force and causing dissipation.

    Academic text (1993)
  • This paper will demonstrate that the Lorentz force and the force of electric fields, acting on charged particles that exist in atmospheric vortex phenomena, plausibly contribute to the set of physics that will explain tornadoes and other atmospheric vortex phenomena.

    Blog text (2)
  • The Lorentz force acts on charged particles in a conductor when an electric field and a magnetic field are applied simultaneously.

  • In physics, the Lorentz force can be calculated using the formula F = q(E + v x B), where F is the force on the charge, E is the electric field, v is the velocity, and B is the magnetic field.

Surface Forms

Lorentz force singular

Morphology

Lorentz + force

A B1 learner who knows 'force' will correctly infer that this is some kind of force, but 'Lorentz' is a proper name with no independent lexical meaning for most learners, so the specific technical sense (force on a moving charge in electric and magnetic fields, acting at right angles) cannot be derived. Thus the expression signals the general category (a force) but not the detailed, domain-specific meaning without prior exposure.

Etymology

Lorentz force is named after the scientist Hendrik Lorentz and describes the 'force' a moving electric charge feels in electric and magnetic fields. Imagine a tiny charged particle as a little ball moving through a magnetic 'wind' and being pushed sideways; that image explains why the term means a sideways 'push' on charges that makes them change direction.