Question

Do quasiparticles have antiparticles?

Answer 1

A broken Cooper pair is called a Bogoliubovquasiparticle. ... A Majorana fermion is a particle which equals its own antiparticle, and can emerge as aquasiparticle in certain superconductors, or in a quantum spin liquid

Answer 2

these are usually used as a concept to describe some property in solid physics (or elsewhere). They are no real particles and all depends then on the definition. Anti-qp could be a 'destruction operator' of qp...