4 citations · 4 across the 1 of their papers we have counts for
6 papers
Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits
Xinru Ji, Junqiu Liu, Jijun He +4
Nonlinear photonics based on integrated circuits has enabled applications such as parametric amplifiers, soliton frequency combs, supercontinua, and non-reciprocal devices. Ultralo…
Ultralow-noise frequency-agile photonic integrated lasers
Grigory Lihachev, Johann Riemensberger, Wenle Weng +8
Low-noise lasers are of central importance in a wide variety of applications, including high spectral-efficiency coherent communication protocols, distributed fibre sensing, and lo…
Laser soliton microcombs on silicon
Chao Xiang, Junqiu Liu, Joel Guo +10
Silicon photonics enables wafer-scale integration of optical functionalities on chip. A silicon-based laser frequency combs could significantly expand the applications of silicon p…
Low-loss integrated nanophotonic circuits with layered semiconductor materials
Tianyi Liu, Ioannis Paradisanos, Jijun He +13
Monolayer transition metal dichalcogenides with direct bandgaps are emerging candidates for microelectronics, nano-photonics, and optoelectronics. Transferred onto photonic integra…
Monolithic piezoelectric control of soliton microcombs
Junqiu Liu, Hao Tian, Erwan Lucas +9
High-speed laser frequency actuation is critical in all applications employing lasers and frequency combs, and is prerequisite for phase locking, frequency stabilization and stabil…
Integrated turnkey soliton microcombs operated at CMOS frequencies
Boqiang Shen, Lin Chang, Junqiu Liu +14
While soliton microcombs offer the potential for integration of powerful frequency metrology and precision spectroscopy systems, their operation requires complex startup and feedba…