activity
20192024
most citedIntegrated turnkey soliton microcombs operated at CMOS frequencies

610 citations · 1.6k across the 19 of their papers we have counts for

collaborators

19 papers

physics.optics2024★ 1 cited

Harnessing micro-Fabry-Perot reference cavities in photonic integrated circuits

Haotian Cheng, Chao Xiang, Naijun Jin +12

Compact photonic systems that offer high frequency stability and low noise are of increasing importance to applications in precision metrology, quantum computing, communication, an…

physics.optics2024

Ultralow-loss spiral resonators for precise LiDAR

Osama Terra, Warren Jin, Hussein Kotb +2

Swept laser interferometry is an extremely powerful solution embedded in several recent technologies such as absolute distance measurement, light detection and ranging, optical fre…

physics.optics2024★ 2 cited

Unified laser stabilization and isolation on a silicon chip

Alexander D. White, Geun Ho Ahn, Richard Luhtaru +8

Rapid progress in photonics has led to an explosion of integrated devices that promise to deliver the same performance as table-top technology at the nanoscale; heralding the next…

physics.optics2024★ 1 cited

Photonic Millimeter-wave Generation Beyond the Cavity Thermal Limit

William Groman, Igor Kudelin, Alexander Lind +11

Next-generation communications, radar and navigation systems will extend and exploit the higher bandwidth of the millimeter-wave domain for increased communication data rates as we…

physics.optics2024★ 3 cited

Dispersive-wave-agile optical frequency division

Qing-Xin Ji, Wei Zhang, Peng Liu +10

The remarkable frequency stability of resonant systems in the optical domain (optical cavities and atomic transitions) can be harnessed at frequency scales accessible by electronic…

physics.optics2023★ 1 cited

A Novel Approach to Interface High-Q Fabry-Pérot Resonators with Photonic Circuits

Haotian Cheng, Naijun Jin, Zhaowei Dai +8

The unique benefits of Fabry-Pérot resonators as frequency-stable reference cavities and as an efficient interface between atoms and photons make them an indispensable resource for…

physics.optics2023★ 9 cited

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…

physics.optics2023★ 5 cited

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…

physics.optics2023

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…

physics.app-ph2023★ 2 cited

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…

physics.optics2022

Chip-Based Laser with 1 Hertz Integrated Linewidth

Joel Guo, Charles A. McLemore, Chao Xiang +14

Lasers with hertz-level linewidths on timescales up to seconds are critical for precision metrology, timekeeping, and manipulation of quantum systems. Such frequency stability typi…

physics.optics2021

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…

physics.optics2021★ 226 cited

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…

physics.optics2021★ 41 cited

Hybrid InP and SiN integration of an octave-spanning frequency comb

Travis C. Briles, Su-Peng Yu, Lin Chang +7

Implementing optical-frequency combs with integrated photonics will enable wider use of precision timing signals.Here, we explore the generation of an octave-span, Kerr-microresona…

physics.optics2021★ 352 cited

Laser soliton microcombs on silicon

Chao Xiang, Junqiu Liu, Joel Guo +10

Silicon photonics enables wafer-scale integration of optical functionalities on chip. A silicon-based laser frequency combs could significantly expand the applications of silicon p…

physics.optics2021★ 126 cited

Platicon microcomb generation using laser self-injection locking

Grigory Lihachev, Junqiu Liu, Wenle Weng +7

The past decade has witnessed major advances in the development of microresonator-based frequency combs (microcombs) that are broadband optical frequency combs with repetition rate…

physics.optics2020★ 22 cited

Ultraprecise optical-frequency stabilization with heterogeneous III-V/Si lasers

Liron Stern, Wei Zhang, Lin Chang +8

Demand for low-noise, continuous-wave, frequency-tunable lasers based on semiconductor integrated photonics has been advancing in support of numerous applications. In particular, a…

physics.optics2019★ 610 cited

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…

physics.app-ph2019★ 180 cited

A narrow-linewidth III-V/Si/Si3N4 laser using multilayer heterogeneous integration

Chao Xiang, Warren Jin, Joel Guo +5

Silicon nitride (Si3N4), as a complementary metal-oxide-semiconductor (CMOS) material, finds wide use in modern integrated circuit (IC) technology. The past decade has witnessed tr…