444 citations · 1.3k across the 16 of their papers we have counts for
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Two-colour dissipative solitons and breathers in microresonator second-harmonic generation
Juanjuan Lu, Danila N. Puzyrev, Vladislav V. Pankratov +5
Frequency conversion of dissipative solitons associated with the generation of broadband optical frequency combs having a tooth spacing of hundreds of giga-hertz is a topical chall…
Monolithic Kerr and electro-optic hybrid microcombs
Zheng Gong, Mohan Shen, Juanjuan Lu +2
Advances in microresonator-based soliton generation promise chip-scale integration of optical frequency comb for applications spanning from time keeping to frequency synthesis. Min…
Ultralow-threshold thin-film lithium niobate optical parametric oscillator
Juanjuan Lu, Ayed Al Sayem, Zheng Gong +3
Materials with strong optical nonlinearity, especially lithium niobate, play a critical role in building optical parametric oscillators (OPOs). However, chip-scale integr…
Mitigating photorefractive effect in thin-filmlithium niobate microring resonators
Yuntao Xu, Mohan Shen, Juanjuan Lu +3
Thin-film lithium niobate is an attractive integrated photonics platform due to its low optical loss and favorable optical nonlinear and electro-optic properties. However, in appli…
Stable tuning of photorefractive micro-cavities using an auxiliary laser
Joshua B. Surya, Juanjuan Lu, Yuntao Xu +1
Cavity nonlinear optics enables intriguing physical phenomena to occur at micro- or nano-scales with modest input powers. While this enhances capabilities in applications such as c…
Efficient frequency conversion in a degenerate microresonator
Jia-Qi Wang, Yuan-Hao Yang, Ming Li +7
Microresonators on a photonic chip could enhance nonlinear optics effects, thus are promising for realizing scalable high-efficiency frequency conversion devices. However, fulfilli…
Photonic dissipation control for Kerr soliton generation in strongly Raman-active media
Zheng Gong, Ming Li, Xianwen Liu +6
Microcavity solitons enable miniaturized coherent frequency comb sources. However, the formation of microcavity solitons can be disrupted by stimulated Raman scattering (SRS), part…
Pockels Soliton Microcomb
Alexander W. Bruch, Xianwen Liu, Zheng Gong +4
Kerr soliton microcombs have recently emerged as a prominent topic in integrated photonics and enabled new horizons for optical frequency metrology. Kerr soliton microcombs, as its…
Periodically poled thin film lithium niobate microring resonators with a second-harmonic generation efficiency of 250,000%/W
Juanjuan Lu, Joshua B. Surya, Xianwen Liu +4
Lithium niobate (LN), dubbed by many as the silicon of photonics, has recently risen to the forefront of chip-scale nonlinear optics research since its demonstration as an ultralow…
On-chip microring optical parametric oscillator
Alexander W. Bruch, Xianwen Liu, Joshua B. Surya +2
Optical parametric oscillators (OPOs) have been widely used for decades as tunable, narrow linewidth, and coherent light sources for reaching long wavelengths and are attractive fo…
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…
Control of Second Harmonic Generation in Doubly Resonant Aluminum Nitride Microrings to Address Rubidium Two-Photon Clock Transition
Joshua B. Surya, Xiang Guo, Chang-Ling Zou +1
Nonlinear optical effects have been studied extensively in microresonators as more photonics applications transition to integrated on-chip platforms. Due to low optical losses and…
Efficient Third Harmonic Generation in Composite Aluminum Nitride / Silicon Nitride Microrings
Joshua B. Surya, Xiang Guo, Chang-Ling Zou +1
Aluminum nitride and silicon nitride have recently emerged as important nonlinear optical materials in integrated photonics respectively for their quadratic and cubic optical nonli…