Improvement of the chirality near avoided resonance crossing in optical microcavity

• 作 者: SONGQingHai GUZhiYuan ZHANGNan
• 机 构: DepartmentofElectricalandInformationEngineering,StateKeyLaboratoryonTunableLaserTechnology
• 出 处: 中国科学：物理学、力学、天文学英文版
• 发表日期: 2015年11期
• 关键词: 科学学 科学知识 物理学 力学 天文学 microcavity chirality avoided resonance crossing mode coupli
• 基金项目: supported by the National Natural Science Foundation of China(Grant Nos.11204055,61222507 and 11374078),,the Program for New Century Excellent Talents in University(Grant No.NCET-11-0809),,the Shenzhe

Chirality is one of the important phenomena at the vicinity of exceptional point （EP）. The conventional understanding is that the chirality is determined by asymmetrical scattering efficiency （η）, which reaches to zero only when the resonance ap- proaches