参考资料
4、钙离子光钟系统框图³:

- 注1: Zhang et al., J. Appl. Phys. 128, 143105(2020).
- 注2: Google AI
- 注3: ⁴⁰Ca⁺ Ton Optical Frequency Standard, MATSUBARA Kensuke, LI Ying, NAGANO Shigeo, KOJIMA Reiko, KAJITA Masatoshi, ITO Hiroyuki, HAYASAKA Kazuhiro, and IHOSOKAWA Mizuhiko