469 citations · 796 across the 12 of their papers we have counts for
13 papers
Direct growth of crack-free stoichiometric silicon nitride on sapphire for wide-band photonics
Zhaohui Ma, Ashish Chanana, Zhiquan Yuan +5
Low-loss stoichiometric silicon nitride on oxidized silicon has emerged as the major wide-band photonics platform for nonlinear and quantum photonics. These films, deposited by low…
Efficient and wavelength-tunable second-harmonic generation towards the green gap
Zhiquan Yuan, Jinhao Ge, Peng Liu +7
Achieving compact and efficient visible laser sources is crucial for a wide range of applications. However traditional semiconductor laser technology faces difficulties in producin…
High-coherence hybrid-integrated 780 nm source by self-injection-locked second-harmonic generation in a high-Q silicon-nitride resonator
Bohan Li, Zhiquan Yuan, Warren Jin +7
By self-injection-locking a 1560 nm distributed feedback semiconductor laser to a high- silicon nitride resonator, a high-coherence 780 nm second harmonic signal is generated vi…
Soliton pulse pairs at multiple colors in normal dispersion microresonators
Zhiquan Yuan, Maodong Gao, Yan Yu +7
Soliton microcombs are helping to advance the miniaturization of a range of comb systems. These combs mode lock through the formation of short temporal pulses in anomalous dispersi…
Engineered zero-dispersion microcombs using CMOS-ready photonics
Qing-Xin Ji, Warren Jin, Lue Wu +14
Normal group velocity dispersion (GVD) microcombs offer high comb line power and high pumping efficiency compared to bright pulse microcombs. The recent demonstration of normal GVD…
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…
Brillouin Backaction Thermometry for Modal Temperature Control
Yu-Hung Lai, Zhiquan Yuan, Myoung-Gyun Suh +3
Stimulated Brillouin scattering provides optical gain for efficient and narrow-linewidth lasers in high-Q microresonator systems. However, the thermal dependence of the Brillouin p…
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…
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…
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…
Petermann-factor limited sensing near an exceptional point
Heming Wang, Yu-Hung Lai, Zhiquan Yuan +2
Non-Hermitian Hamiltonians describing open systems can feature singularities called exceptional points (EPs). Resonant frequencies become strongly dependent on externally applied p…
Enhanced sensitivity operation of an optical gyroscope near an exceptional point
Yu-Hung Lai, Yu-Kun Lu, Myoung-Gyun Suh +1
Exceptional points (EPs) are special spectral degeneracies of non-Hermitian Hamiltonians governing the dynamics of open systems. At the EP two or more eigenvalues and the correspon…