The nature of composite fermions and the role of particle hole symmetry: A microscopic account

Understand

Motivated by the issue of particle-hole symmetry for the composite fermion Fermi sea at the half filled Landau level, Dam T.

• Son has made an intriguing proposal [Phys.
• Rev.
• X {\bf 5}, 031027 (2015)] that composite fermions are Dirac particles.