1. Chiral magnonics 2. Superconducting magnonics 3. Non-Hermitian topological magnonics
1. Many-body spin dynamics in semiconductor, graphene, and cold atoms. 2. Various spin phenomena such as spin Hall, spin pumping and Seebeck effects. 3. Exciton dynamics in valleytronics.
Unconventional superconductivity:
1.Topological properties. 2. Ultrafast engineering and Keldysh formalism for dynamics. a) Gauge invariant dynamic equations in superconductors. 3. Superconducting mechanism in magic-angle twisted bilayer graphene and cuprate family.