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Reference.org
Bare particle
open-in-new
<p>In <a href="/facts/Theoretical_physics/Cs2Y12rQ">theoretical physics</a>, a bare particle is an excitation of an elementary <a href="/facts/Quantum_field/VoewsNJV">quantum field</a>. In <a href="/facts/Solid-state_physics/Cmc6hvyR">solid-state physics</a>, <a href="/facts/Quasiparticle/Bpx2MNpb">quasiparticles</a> are <a href="/facts/Dressed_particle/I1p9t7wz">dressed particles</a> that also include additional particles surrounding the bare one. </p>