释义 |
quasi-particle
quasi-particle n (General Physics) physics an object that is similar to a particle, but does not meet the full criteria of a particle
quasi-particle
quasi-particle[¦kwä·zē ¦pard·ə·kəl] (physics) An entity used in the description of a system of many interacting particles which has particlelike properties such as mass, energy, and momentum, but which does not exist as a free particle; examples are phonons and other elementary excitations in solids, and “dressed” helium-3 atoms in Landau's theory of liquid helium-3. ThesaurusSeequasiparticle |