[3] N. Picqué, T. W. Hänsch. Frequency comb spectroscopy. Nat. Photonics, 13, 146-157(2019).
[11] Z. Zhou, X. Ou, Y. Fang. Prospects and applications of on-chip lasers. eLight, 3, 1(2023).
[24] T. Vanackere, M. Billet, C. O. de Beeck. Micro-transfer printing of lithium niobate on silicon nitride. European Conference on Optical Communications (ECOC), 1-4(2020).
[29] K. V. Gasse, Z. Chen, E. Vincentini. Dual-comb spectroscopy with two on-chip III-V-on-silicon 1-GHz mode-locked lasers. Conference on Lasers and Electro-Optics, SM3A.7(2021).