170 citations · 427 across the 18 of their papers we have counts for
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2023 Astrophotonics Roadmap: pathways to realizing multi-functional integrated astrophotonic instruments
Nemanja Jovanovic, Pradip Gatkine, Narsireddy Anugu +77
Photonics offer numerous functionalities that can be used to realize astrophotonic instruments. The most spectacular example to date is the ESO Gravity instrument at the Very Large…
Photonic chip-based low noise microwave oscillator
Igor Kudelin, William Groman, Qing-Xin Ji +26
Numerous modern technologies are reliant on the low-phase noise and exquisite timing stability of microwave signals. Substantial progress has been made in the field of microwave ph…
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…
OH absorption in on-chip high-Q resonators
Lue Wu, Maodong Gao, Jin-Yu Liu +4
Thermal silica is a common dielectric used in all silicon-photonic circuits. And bound hydroxyl ions (Si-OH) can provide a significant component of optical loss in this material on…
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…
Three-dimensional integration enables ultra-low-noise, isolator-free Si photonics
Chao Xiang, Warren Jin, Osama Terra +12
While photonic integrated circuits (PICs) are being widely used in applications such as telecommunications and datacenter interconnects, PICs capable of replacing bulk optics and f…