Recent content by Lang Li-Jun

  1. L

    Graduate What is the Hard-Core Boson Model with Infinite Point Repulsion Potential?

    Any mathmatical representations? Is that means {a,a+}=1(hard core, like fermion), while [a, a+]=1(boson)? Thanks!
  2. L

    Graduate What is the Hard-Core Boson Model with Infinite Point Repulsion Potential?

    What does "hard-core" mean? What is "hard-core boson" model?