activity
20182024
most citedBroadband highly efficient nonlinear optical processes in on-chip integrated lithium niobate microdisk resonators of Q-factor above 10^8

80 citations · 332 across the 9 of their papers we have counts for

collaborators

9 papers

physics.optics2024★ 25 cited

Toward ultimate-efficiency frequency conversion in nonlinear optical microresonators

Zhi-Yan Wang, Xiao Wu, Xiao Xiong +7

Integrated nonlinear photonics has emerged as a transformative platform, enabling nanoscale nonlinear optical processes with significant implications for sensing, computation, and…

physics.optics2023

Second-harmonic generation with a 440,000% W-1 conversion efficiency in a lithium niobate microcavity without periodic poling

Xiao Wu, Zhenzhong Hao, Li Zhang +6

Thin-film lithium niobate (TFLN) enables extremely high-efficiency second-order nonlinear optical effects due to large nonlinear coefficient d33 and strong optical field localizati…

physics.optics2023★ 24 cited

Second harmonic and cascaded third harmonic generation in generalized quasi-periodic poled lithium niobate waveguides

Li Zhang, Xiao Wu, Zhenzhong Hao +5

Lithium niobate (LN) thin film has recently emerged as an important platform for nonlinear optical investigations for its large nonlinear coefficients and ability of ligh…

physics.optics2021★ 58 cited

Integrated LNOI single-mode lasers by Vernier effect

Ru Zhang, Chen Yang, Zhenzhong Hao +10

Microcavity lasers based on erbium-doped lithium niobate on insulator (LNOI), which are key devices for LNOI integrated photonics, have attracted much attention recently. In this L…

physics.optics2021★ 74 cited

On-chip erbium-doped lithium niobate waveguide amplifiers

Qiang Luo, Chen Yang, Zhenzhong Hao +6

Lithium niobate on insulator (LNOI), as an emerging and promising optical integration platform, faces shortages of on-chip active devices including lasers and amplifiers. Here, we…

physics.optics2021★ 80 cited

Broadband highly efficient nonlinear optical processes in on-chip integrated lithium niobate microdisk resonators of Q-factor above 10^8

Renhong Gao, Haisu Zhang, Fang Bo +9

We demonstrated broadband highly efficient optical nonlinear processes in on-chip integrated lithium niobate (LN) microdisk resonators. The Q factors of the micro-resonators fabric…

physics.optics2021★ 69 cited

On-chip erbium-doped lithium niobate microring lasers

Qiang Luo, Chen Yang, Ru Zhang +9

Lithium niobate on insulator (LNOI), regarded as an important candidate platform for optical integration due to its excellent nonlinear, electro-optic and other physical properties…

physics.optics2020

On-chip erbium-doped lithium niobate microdisk lasers

Qiang Luo, ZhenZhong Hao, Chen Yang +8

Erbium-doped lithium niobate high-Q microdisk cavities were fabricated in batches by UV exposure, inductively coupled plasma reactive ion etching and chemo-mechanical polishing. Th…

physics.app-ph2018★ 2 cited

Highly-efficient second and third harmonic generation in a monocrystalline lithium niobate microresonator

Jintian Lin, Yao Ni, Zhenzhong Hao +10

Nonlinear optics in whispering-gallery-mode (WGM) microresonators have attracted much attention. Owing to strong confinement of the light in a small volume, a WGM microresonator ca…