122 citations · 370 across the 14 of their papers we have counts for
9 papers · 1 filter
Overcoming sensitivity-bandwidth trade-off in mid-infrared spectroscopy by a microresonator-anchored swept laser
Zhaoyu Cai, Zihao Wang, Yulei Ding +11
Optical frequency combs have revolutionized high-precision spectroscopy, yet an intrinsic trade-off between spectroscopic signal-to-noise ratio (sSNR) and measurement bandwidth ($B…
High-Q AlN microresonators for nonlinear near-infrared and near-visible photonics
Yulei Ding, Yuming Huang, Zhongdong Yin +9
High Q-factors of microresonators are crucial for nonlinear integrated photonics, as many nonlinear dynamics have quadratic or even cubic dependence on Q-factors. The unique materi…
3D Heterogeneous Integration of Silicon Nitride and Aluminum Nitride on Sapphire toward Ultra-wideband Photonics Integrated Circuits
Liang Zhang, Yanan Guo, Junxi Wang +2
Extending two-dimensional photonic integrated circuits (PICs) to three-dimensional (3D) configurations promises great potential for scaling up integration, enhancing functionality,…
Self-injection locking dynamics with Raman actions in AlN microresonators
Yulei Ding, Yifei Wang, Shunyu Yao +5
Self-injection locking (SIL) of semiconductor lasers to on-chip microcavities enables significant laser noise purification and diverse nonlinear optical actions. Realizing nonlinea…
Soliton dynamics in microresonators with XPM induced negative thermo-optic effect
Yanzhen Zheng, Changzheng Sun, Bing Xiong +10
Optical frequency comb generation in microresonators has attracted significant attention over the past decade, as it offers the promising potential for chip-scale optical frequency…
Beyond 100 THz-spanning ultraviolet frequency combs in a non-centrosymmetric crystalline waveguide
Xianwen Liu, Alexander W. Bruch, Juanjuan Lu +6
Ultraviolet frequency combs enable applications ranging from precision spectroscopy to atomic clocks by addressing the electronic transitions of atoms and molecules. Access to ultr…
17,000 %/W Second Harmonic Conversion Efficiency in Single Crystalline Aluminum Nitride Microresonators
Alexander W. Bruch, Xianwen Liu, Xiang Guo +6
High quality factor optical microcavities have been employed in a variety of material systems to enhance nonlinear optical interactions. While single-crystalline aluminum nitride m…
Broadband frequency comb generation in aluminum nitride-on-sapphire microresonators
Xianwen Liu, Changzheng Sun, Bing Xiong +10
Development of chip-scale optical frequency comb with the coverage from ultra-violet (UV) to mid-infrared (MIR) wavelength is of great significance. To expand the comb spectrum int…
Continuous-wave Raman Lasing in Aluminum Nitride Microresonators
Xianwen Liu, Changzheng Sun, Bing Xiong +10
We report the first investigation on continuous-wave Raman lasing in high-quality-factor aluminum nitride (AlN) microring resonators. Although wurtzite AlN is known to exhibit six…