Magnetic Manipulation of Massless Dirac Fermions in Graphene Quantum Dot

• 作 者: 林鑫 潘晖 许怀哲
• 机 构: DepartmentofPhysics
• 出 处: 理论物理通讯：英文版
• 发表日期: 2010年12期
• 关键词: 量子点 费米子 狄拉克 石墨 操纵 质量 能量变化 磁通量 graphene quantum dot magnetic manipulation Aharo
• 基金项目: Support by National Science Foundation of China under Grant Nos. 60776067 and 10974011

<正> We have theoretically analyzed the quasibound states in a graphene quantum dot (GQD) with a magneticflux Φ in the centre.It is shown that the two-fold time reversal degeneracy is broken and the quasibound states of GQDwith positive/negative angu