What is a Lifshitz phase transition?

A Lifshitz transition is a change in the topology of a Fermi surface. They involve the appearance of zeros in the energy spectrum of a many-body fermion system, excluding the normal Fermi surface of course.

Click here for Lifshitz's original work. Also, this is another good reference for Lifshitz transitions (from Volovik).

Tags:

Fermions

Phase Transition

Weyl Semimetal

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