supported by NSF of China under Grant No.11105097;supported by National Basic Research Program(973 Program) of China under Grant No.2012CB921900;NSF of China under Grant Nos.11175089 and 11475089;partly supported by National Research Foundation and Ministry of Education,Singapore
We show that Bogoliubov's quasiparticle in superfluid 3He-B undergoes the Zitterbewegung, as a free relativistic Dirac's electron does. The expectation value of position, as well as spin, of the quasiparticle is obt...