Alpha Particle (Noun)
Meaning
A positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes.
Classification
Nouns denoting natural objects (not man-made).
Examples
- The alpha particle is a high-energy particle that is emitted from the nucleus of an atom during certain types of radioactive decay.
- Alpha particles are used in cancer treatment to destroy cancer cells while minimizing damage to surrounding healthy tissue.
- The alpha particle is the lightest and most stable of all the particles that are emitted from radioactive materials.
- Scientists use alpha particles to study the properties of materials and the behavior of subatomic particles.
- The alpha particle is a helium nucleus that has been stripped of its electrons and is therefore positively charged.