Local evolutions of nodal points in two-dimensional systems with chiral symmetry
Peiyuan Fu(符培源), Zhesen Yang(杨哲森), Jiangping Hu(胡江平)
Chin. Phys. B . 2019, (7): 77101 -077101 .  DOI: 10.1088/1674-1056/28/7/077101