
报告题目:Enforced symmetry breaking by invertible topological order报告人:Dr. Shangqiang Ning(宁上强)Department of physics,The Chinese University of Hong Kong时间:3月9号(星期三)下午4:00地点:北园物理楼106内容简介:It is well known that two-dimensional fermionic systems with a nonzero Chern number must break the time reversal symmetry, manifested by the appearance of chiral edge modes on ...



