Definition

1. Noun:
   • A stream of charged particles (ions) traveling together with uniform direction and velocity: An "ionic beam" is a focused, collimated flow of ions that move in a coordinated manner, all heading the same way at the same speed. It is a fundamental concept in physics and engineering.

Usage Examples

• Noun:
  • The laboratory uses a powerful ionic beam to etch microscopic patterns onto silicon wafers.
  • Scientists analyzed the material's composition by directing an ionic beam at its surface.
  • The stability and focus of the ionic beam are critical for the experiment's success.

Advanced Usage

• "to generate an ionic beam": to create and accelerate a stream of ions.
  • The new accelerator can generate a highly stable ionic beam.
• "ionic beam irradiation": the process of exposing a material to a beam of ions.
  • The sample underwent ionic beam irradiation to study its radiation resistance.

Variants and Related Words

• Ion beam (n): A common synonym for "ionic beam."
  • Ion beam lithography is a precise manufacturing technique.
• Particle beam (n): A broader term for a stream of particles, which can include ions, electrons, or protons.
  • The facility is equipped to produce various types of particle beams.

Synonyms

• Ion beam: A direct synonym.
• Charged particle beam: A more general term emphasizing the electrical charge of the particles.

Related Phrases

• Beam current: The flow rate of charged particles in a beam.
  • They measured the ionic beam's current to calibrate the instrument.
• Beam focusing: The act of making a beam converge to a small point.
  • Magnetic lenses are used for ionic beam focusing.

Related Terminology

• Ion implantation: A process that uses an ionic beam to embed ions into a solid material.
  • Ion implantation with a precise ionic beam alters the electrical properties of semiconductors.
• Plasma: A state of matter containing ions, from which ionic beams are often extracted.
  • The ionic beam is extracted from a high-temperature plasma source.

Noun

1. a beam of ions moving in the same direction at the same speed