activity
20222026
most citedMonolithically integrated high-power narrow-bandwidth microdisk laser

7 citations · 13 across the 14 of their papers we have counts for

collaborators

15 papers

physics.optics2026

Highly-efficient, narrow-linewidth Brillouin microlasers implemented in compact thin-film lithium niobate microresonators

Yingnuo Qiu, Chuntao Li, Renhong Gao +5

Stimulated Brillouin microlasers offer chip-scale light sources with high spectral purity and low phase noise--key attributes for applications spanning precision metrology, quantum…

physics.optics2025

Highly efficient multi-chromatic Raman microlasers from cavity polygon modes on thin-film lithium niobate platform

Yixuan Yang, Chuntao Li, Renhong Gao +5

The integration of stimulated Raman scattering (SRS) and second order nonlinearity in non-centrosymmetric photonic microresonators presents a highly promising solution for developi…

physics.optics2025

Simultaneous generation of Raman-assisted Soliton Microcombs and Tunable Multi-chromatic Raman Microlasers in Single Monolithic Thin-film Lithium Niobate Microrings

Yingnuo Qiu, Renhong Gao, Chuntao Li +9

High-performance integrated broadband coherent light sources are essential for advanced applications in high-bandwidth data processing and chip-scale metrology, yet remain challeng…

physics.optics2025

Visible Brillouin-quadratic microlaser in a high-Q thin-film lithium niobate microdisk

Xiaochao Luo, Chuntao Li, Xingzhao Huang +8

Narrow-linewidth lasers at short/visible wavelengths are crucial for quantum and atomic applications, such as atomic clocks, quantum computing, atomic and molecular spectroscopy, a…

physics.optics2025

Low-loss thin-film periodically poled lithium niobate waveguides fabricated by femtosecond laser photolithography

Guanghui Zhao, Jintian Lin, Renhong Gao +10

Periodically poled lithium niobate on insulator (PPLNOI) ridge waveguides are critical photonic components for both classical and quantum information processing. However, dry etchi…

physics.optics2025

Simultaneously generating Brillouin microlaser and second harmonic within a lithium niobate microdisk

Xiaochao Luo, Chuntao Li, Jintian Lin +5

We report the simultaneous generation of second-harmonic generation (SHG) and Brillouin microlaser in a high-quality thin-film lithium niobate (TFLN) microdisk resonator. The micro…

physics.optics2024

Second harmonic generation with 48% conversion efficiency from cavity polygon modes in a monocrystalline lithium niobate microdisk resonator

Chao Sun, Jielei Ni, Chuntao Li +10

Thin-film lithium niobate (TFLN) based optical microresonators offer large nonlinear coefficient d_33 and high light-wave confinement, allowing highly efficient second-order optica…

physics.optics2024

On-chip electro-optically tunable narrow linewidth Brillouin microlasers implemented in thin film lithium niobate

Chuntao Li, Jiale Deng, Xingzhao Huang +8

On-chip narrow linewidth microlasers with real-time wavelength tunability are highly desirable for various applications including precision metrology, quantum technology, and coher…

physics.optics2024

Efficient transverse multi-wave interactions up to six-wave mixing in a high-Q lithium niobate microresonator

Chuntao Li, Ni Yao, Huakang Yu +6

High-order nonlinear optical processes beyond four-wave mixing serve as fundamental tools for advancing photonic technologies, yet their practical implementation remains challengin…

physics.optics2023

Integrated multi-color Raman microlasers with ultra-low pump levels in single high-Q lithium niobate microdisks

Guanghui Zhao, Jintian Lin, Botao Fu +8

Photonic integrated Raman microlasers, particularly discrete multi-color lasers which are crucial for extending the emission wavelength range of chip-scale laser sources to much sh…

physics.optics2023★ 1 cited

Erbium-ytterbium co-doped lithium niobate single-mode microdisk laser with an ultralow threshold of 1 uW

Minghui Li, Renhong Gao, Chuntao Li +9

We demonstrate single-mode microdisk lasers in the telecom band with ultra-low thresholds on erbium-ytterbium co-doped thin-film lithium niobate (TFLN). The active microdisk were f…

physics.optics2023★ 4 cited

Generation of Kerr soliton microcomb in a normally dispersed lithium niobate microdisk resonator by mode trimming

Botao Fu, Renhong Gao, Ni Yao +6

Anomalous microresonator dispersion is mandatory for Kerr soliton microcomb formation, which depends critically on the geometry of the microresonator and can hardly be tuned after…

physics.optics2023

Ultra-high Q lithium niobate microring monolithically fabricated by photolithography assisted chemo-mechanical etching

Chuntao Li, Jianglin Guan, Jintian Lin +5

Thin-film lithium niobate (TFLN) has been considered as one of the most important platforms for constructing high-performance photonic integrated devices such as electro-optic modu…

physics.optics2022★ 7 cited

Monolithically integrated high-power narrow-bandwidth microdisk laser

Jianglin Guan, Chuntao Li, Renhong Gao +7

Integrated on-chip microdisk lasers have attracted great attention as a light source of compact size, low lasing threshold and narrow bandwidth. However, challenges remain unresolv…

physics.optics2022★ 1 cited

Electro-optically tunable low phase-noise microwave synthesizer in an active lithium niobate microdisk

Renhong Gao, Botao Fu, Ni Yao +7

Photonic-based low-phase-noise microwave generation with real-time frequency tuning is crucial for a broad spectrum of subjects, including next-generation wireless communications,…