笛卡尔积量子图 Fermi 面可约的充分条件
韩雨婷, 赵佳, 张亚林

Sufficient Conditions for Reducibility of Fermi Surfaces in Cartesian Product Quantum Graphs
Yuting Han, Jia Zhao, Yalin Zhang
图1 (a) 单层二部图 $(\mathring{\Gamma},\mathring{A})$ (b) $(\mathring{\Gamma},\mathring{A})$ 的基本域