Parallel-Electromagnetically-Induced-Transparency Near Ground-State Cooling of a Trapped-ion Crystal

Jie Zhang, 2, 3, ∗ Man-Chao Zhang, 2, 3, ∗ Yi Xie, 2, 3 Chun-Wang Wu, 2, 3 Bao-Quan Ou, 2, 3 Ting Chen, 2, 3 Wan-Su Bao, Paul Haljan, Wei Wu, 2, 3 Shuo Zhang, † and Ping-Xing Chen 2, 3, ‡ Department of Physics, College of Liberal Arts and Sciences, National University of Defense Technology, Changsha 410073, Hunan, China. Interdisciplinary Center for Quantum Information, National University of Defense Technology, Changsha 410073, Hunan, China. Hunan Key Laboratory of Quantum Information Mechanism and Technology, National University of Defense Technology, Changsha 410073, Hunan, China. Henan Key Laboratory of Quantum Information and Cryptography, Zhengzhou Information Science and Technology Institute, Zhengzhou 450001, China Department of physics, Simon Fraser University, Burnaby, BC, Canada, V5A 1S6 (Dated: December 3, 2021)