Tunable quantum switch realized with a single Λ-level atom coupled to the microtoroidal cavity

• Main Authors: Aghamalyan, Davit, You, Jia-Bin, Chu, Hong-Son, Png, Ching Eng, Krivitsky, Leonid, Kwek, Leong Chuan
• Other Authors: National Institute of Education
• Format: Article
• Language: English
• Published: 2020
• Subjects: Science::Physics; Cavity Quantum Electrodynamics; Optical Microcavities
• Online Access: https://hdl.handle.net/10356/141940
• Institution: Nanyang Technological University

We propose a realization of the quantum switch for coherent light fields for the fiber-coupled microdisk cavities. We demonstrate by combining numerical and analytical methods that both in strong coupling and bad cavity limits it is possible to change a system's behavior from being fully transp...