Effect of an impurity on 3-electron quantum dots in magnetic fields

• 作 者: LIU Yimin HUANG Gangming BAO C
• 机 构: DepartmentofPhysics,DepartmentofPhysics
• 出 处: 中国科学：物理学、力学、天文学英文版
• 发表日期: 2004年5期
• 关键词: QUANTUM dot ground state CHARGED impurity magnetic field. quantum dot ground
• 基金项目: This work was supported by the National Natural Science Foundation of China (Grant Nos. 10174098 and 10374119), and also by the Doctorate Foundation of the Ministry of Education of China.

The ground-state property of a 2-dimensional 3-electron quantum dot (QD) subjected to an external magnetic field B and affected by an impurity is studied. The impurity is located at the z-axis by a distance d from the plane of the dot. The evolution of th