Definition of quasiparticle in English:


Syllabification: qua·si·par·ti·cle
Pronunciation: /ˌkwāzīˈpärtəkəl, ˌkwäzē-


  • A quantum of energy in a crystal lattice or other system of bodies that has momentum and position and can in some respects be regarded as a particle.
    More example sentences
    • Remember that we also know that in many body systems there are quasiparticles which act very much like normal particles.
    • The effective masses of the electrons are therefore increased - by a few percent in simple metals and by factors of up to 1000 in ‘heavy fermion ‘systems - but the quasiparticles still carry the same charge and spin as free electrons.’
    • One point which Wen is particularly excited about is that fermions can appear as quasiparticles in local bosonic lattice systems.

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Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody