bogolon
nounEtymology The idea of this quasiparticle was introduced by Nikolay Bogolyubov in 1947, after whom it was named.
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Natural sciences, Physical sciences, Physics A collective excitation, in a Bose-Einstein condensate, that has some characteristics of a particle.
- At low condensate density, the topology of the single-particle bands is transferred to the bogolon dispersion.2015, O. Bleu, D.D. Solnyshkov, G. Malpuech, “Interacting quantum fluid in a polariton topological insulator”, in arXiv: