[1] D J Jones, S A Diddams, J K Ranka, et al. Carrier-envelope phase control of femtosecond mode-locked lasers and direct optical frequency synthesis. Science, 288, 635-639(2000).
[2] T Fortier, E Baumann. 20 years of developments in optical frequency comb technology and applications. Communications Physics, 2, 1-16(2019).
[3] Hall J L. Nobel lecture: Defining measuring optical frequencies [J]. Rev Mod Phys, 2006, 78(4): 1279–1295.
[4] Hnsch T W. Nobel lecture: passion f precision [J]. Rev Mod Phys, 2006, 78(4): 1297–1309.
[5] Q T Cao, S J Tang, H J Chen, et al. Research advances of ultrahigh-Q on-chip microcavity photonics. Chin Sci Bull, 65, 3028-3042(2020).
[6] T J Kippenberg, R Holzwarth, S A Diddams. Microresonator-based optical frequency combs. Science, 332, 555-559(2011).
[7] T J Kippenberg, A L Gaeta, M Lipson, et al. Dissipative Kerr solitons in optical microresonators. Science, 361, 129-162(2018).
[8] S B Papp, K Beha, P Del’Haye, et al. Microresonator frequency comb optical clock. Optica, 1, 10-14(2014).
[9] T E Drake, T C Briles, J R Stone, et al. Terahertz-rate Kerr-microresonator optical clockwork. Phys Rev X, 9, 031023(2019).
[10] Z L Newman, V Maurice, T Drake, et al. Architecture for the photonic integration of an optical atomic clock. Optica, 6, 680-685(2019).
[11] M G Suh, K J Vahala. Soliton microcomb range measurement. Science, 359, 884-887(2018).
[12] P Trocha, M Karpov, D Ganin, et al. Ultrafast optical ranging using microresonator soliton frequency combs. Science, 359, 887-891(2018).
[13] J Riemensberger, A Lukashchuk, M Karpov, et al. Massively parallel coherent laser ranging using a soliton microcomb. Nature, 581, 164-170(2020).
[14] J Wang, Z Lu, W Wang, et al. Long-distance ranging with high precision using a soliton microcomb. Photonics Research, 8, 1964-1972(2020).
[15] Y S Jang, H Liu, J Yang, et al. Nanometric precision distance metrology via hybrid spectrally resolved and homodyne interferometry in a single soliton frequency microcomb. Phys Rew Lett, 126, 023903(2021).
[16] M G Suh, Q F Yang, K Y Yang, et al. Microresonator soliton dual-comb spectroscopy. Science, 354, 600-603(2016).
[17] M Yu, Y Okawachi, A G Griffith, et al. Microresonator-based high-resolution gas spectroscopy. Opt Lett, 42, 4442-4445(2017).
[18] Q F Yang, B Shen, H Wang, et al. Vernier spectrometer using counterpropagating soliton microcombs. Science, 363, 965-968(2019).
[19] L Stern, J R Stone, S Kang, et al. Direct Kerr frequency comb atomic spectroscopy and stabilization. Science Advances, 6, eaax6230(2020).
