[1] G T Reed, G Mashanovich, F Y Gardes, et al. Silicon optical modulators. Nature Photonics, 4, 518-526(2010).
[2] G Poberaj, H Hu, W Sohler, et al. Lithium niobate on insulator (LNOI) for micro-photonic devices. Laser & Photonics Reviews, 6, 488-503(2012).
[3] M Zhang, C Wang, R Cheng, et al. Monolithic ultra-high-Q lithium niobate microring resonator. Optica, 4, 1536-1537(2017).
[4] C Wang, M Zhang, X Chen, et al. Integrated lithium niobate electro-optic modulators operating at CMOS-compatible voltages. Nature, 562, 101-104(2018).
[5] P O Weigel, J Zhao, K Fang, et al. Bonded thin film lithium niobate modulator on a silicon photonics platform exceeding 100 GHz 3 dB electrical modulation bandwidth. Optics Express, 26, 23728-23739(2018).
[6] M He, M Xu, Y Ren, et al. High-performance hybrid silicon and lithium niobate Mach-Zehnder modulators for 100 Gbit s−1 and beyond. Nature Photonics, 13, 359-364(2019).
[7] S Sun, M He, M Xu, et al. Bias-drift-free Mach-Zehnder modulators based on a heterogeneous silicon and lithium niobate platform. Photonics Research, 8, 1958-1963(2020).