610 citations · 2.7k across the 19 of their papers we have counts for
19 papers
Flattening laser frequency comb spectra with a high dynamic range, broadband spectral shaper on-a-chip
Nemanja Jovanovic, Pradip Gatkine, Boqiang Shen +9
Spectral shaping is critical to many fields of science. In astronomy for example, the detection of exoplanets via the Doppler effect hinges on the ability to calibrate a high resol…
An all-photonic, dynamic device for flattening the spectrum of a laser frequency comb for precise calibration of radial velocity measurements
Nemanja Jovanovic, Pradip Gatkine, Boqiang Shen +9
Laser frequency combs are fast becoming critical to reaching the highest radial velocity precisions. One shortcoming is the highly variable brightness of the comb lines across the…
Self-injection-locked second-harmonic integrated source
Jingwei Ling, Jeremy Staffa, Heming Wang +12
High coherence visible and near-visible laser sources are centrally important to the operation of advanced position/navigation/timing systems as well as classical/quantum sensing s…
Integrated Pockels Laser
Mingxiao Li, Lin Chang, Lue Wu +14
The development of integrated semiconductor lasers has miniaturized traditional bulky laser systems, enabling a wide range of photonic applications. A progression from pure III-V b…
Extending the spectrum of fully integrated photonics
Minh Tran, Chong Zhang, Theodore Morin +15
Integrated photonics has profoundly impacted a wide range of technologies underpinning modern society. The ability to fabricate a complete optical system on a chip offers unrivalle…
Probing material absorption and optical nonlinearity of integrated photonic materials
Maodong Gao, Qi-Fan Yang, Qing-Xin Ji +12
Optical microresonators with high quality () factors are essential to a wide range of integrated photonic devices. Steady efforts have been directed towards increasing microreso…
High-performance lasers for fully integrated silicon nitride photonics
Chao Xiang, Joel Guo, Warren Jin +12
Silicon nitride (SiN) waveguides with ultra-low optical loss enable integrated photonic applications including low noise, narrow linewidth lasers, chip-scale nonlinear photonics, a…
Self-regulating soliton domain walls in microresonators
Heming Wang, Boqiang Shen, Yan Yu +9
Dissipative soliton Kerr frequency combs in microresonators have recently been demonstrated with the self-injection locking process. They have the advantage of turnkey deterministi…
Correlated self-heterodyne method for ultra-low-noise laser linewidth measurements
Zhiquan Yuan, Heming Wang, Peng Liu +9
Narrow-linewidth lasers are important to many applications spanning precision metrology to sensing systems. Characterization of these lasers requires precise measurements of their…
Hertz-linewidth semiconductor lasers using CMOS-ready ultra-high- microresonators
Warren Jin, Qi-Fan Yang, Lin Chang +8
Driven by narrow-linewidth bench-top lasers, coherent optical systems spanning optical communications, metrology and sensing provide unrivalled performance. To transfer these capab…
Quantum diffusion of microcavity solitons
Chengying Bao, Myoung-Gyun Suh, Boqiang Shen +9
Coherently-pumped (Kerr) solitons in an ideal optical microcavity are expected to undergo random quantum motion that determines fundamental performance limits in applications of so…
Forced Oscillatory Motion of Trapped Counter-Propagating Solitons
Chengying Bao, Boqiang Shen, Myoung-Gyun Suh +6
Both the group velocity and phase velocity of two solitons can be synchronized by a Kerr-effect mediated interaction, causing what is known as soliton trapping. Trapping can occur…
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…
Ultra-efficient frequency comb generation in AlGaAs-on-insulator microresonators
Lin Chang, Weiqiang Xie, Haowen Shu +13
Recent advances in nonlinear optics have revolutionized the area of integrated photonics, providing on-chip solutions to a wide range of new applications. Currently, the state of t…
A self-starting bi-chromatic LiNbO3 soliton microcomb
Yang HE, Qi-Fan Yang, Jingwei Ling +7
For its many useful properties, including second and third-order optical nonlinearity as well as electro-optic control, lithium niobate is considered an important potential microco…
Vernier spectrometer using counter-propagating soliton microcombs
Qi-Fan Yang, Boqiang Shen, Heming Wang +8
Acquisition of laser frequency with high resolution under continuous and abrupt tuning conditions is important for sensing, spectroscopy and communications. Here, a single microres…
Photonic integration of an optical atomic clock
Z. L. Newman, V. Maurice, T. E. Drake +19
Laboratory optical atomic clocks achieve remarkable accuracy (now counted to 18 digits or more), opening possibilities to explore fundamental physics and enable new measurements. H…
Towards visible soliton microcomb generation
Seung Hoon Lee, Dong Yoon Oh, Qi-Fan Yang +7
Frequency combs have applications that extend from the ultra-violet into the mid-infrared bands. Microcombs, a miniature and often semiconductor-chip-based device, can potentially…
Bridging ultra-high-Q devices and photonic circuits
Ki Youl Yang, Dong Yoon Oh, Seung Hoon Lee +3
Optical microcavities are essential in numerous technologies and scientific disciplines. However, their application in many areas relies exclusively upon discrete microcavities in…