Ultralow-threshold thin-film lithium niobate optical parametric oscillator

J Lu, A Al Sayem, Z Gong, JB Surya, CL Zou, HX Tang - Optica, 2021 - opg.optica.org
Materials with strong second-order (χ^(2)) optical nonlinearity, especially lithium niobate,
play a critical role in building optical parametric oscillators (OPOs). However, chip-scale …

Broadband highly efficient nonlinear optical processes in on-chip integrated lithium niobate microdisk resonators of Q-factor above 108

R Gao, H Zhang, F Bo, W Fang, Z Hao… - New Journal of …, 2021 - iopscience.iop.org
Microresonators of ultrahigh quality (Q) factors represent a crucial type of photonic devices
aiming at ultra-high spectral resolution, ultra-high sensitivity to the environmental …

Periodically poled thin-film lithium niobate microring resonators with a second-harmonic generation efficiency of 250,000%/W

J Lu, JB Surya, X Liu, AW Bruch, Z Gong, Y Xu… - Optica, 2019 - opg.optica.org
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-loss …

Integrated high quality factor lithium niobate microdisk resonators

C Wang, MJ Burek, Z Lin, HA Atikian… - Optics express, 2014 - opg.optica.org
Lithium Niobate (LN) is an important nonlinear optical material. Here we demonstrate LN
microdisk resonators that feature optical quality factor~ 10^ 5, realized using robust and …

Efficient and highly tunable second-harmonic generation in Z-cut periodically poled lithium niobate nanowaveguides

JY Chen, C Tang, ZH Ma, Z Li, Y Meng Sua… - Optics Letters, 2020 - opg.optica.org
Thin-film lithium-niobate-on-insulator (LNOI) has emerged as a superior integrated-
photonics platform for linear, nonlinear, and electro-optics. Here we combine quasi-phase …

Periodically poled lithium niobate and quasi-phase-matched optical parametric oscillators

LE Myers, WR Bosenberg - IEEE Journal of Quantum …, 1997 - ieeexplore.ieee.org
Since their introduction two years ago, quasi-phase-matched (QPM) optical parametric
oscillators (OPOs) have moved into the mainstream of OPO research. This has been made …

Low-loss edge-coupling thin-film lithium niobate modulator with an efficient phase shifter

P Ying, H Tan, J Zhang, M He, M Xu, X Liu, R Ge… - Optics letters, 2021 - opg.optica.org
Thin-film lithium-niobate-on-insulator (LNOI) is a very attractive platform for optical
interconnect and nonlinear optics. It is essential to enable lithium niobate photonic …

Actively-monitored periodic-poling in thin-film lithium niobate photonic waveguides with ultrahigh nonlinear conversion efficiency of 4600 %W−1cm−2

A Rao, K Abdelsalam, T Sjaardema, A Honardoost… - Optics express, 2019 - opg.optica.org
Chip-scale implementations of second-order nonlinear optics benefit from increased optical
confinement that can lead to nonlinear interaction strengths that are orders of magnitude …

93% pump depletion, 3.5-W continuous-wave, singly resonant optical parametric oscillator

WR Bosenberg, LE Myers, RL Byer, A Drobshoff… - Optics letters, 1996 - opg.optica.org
We report two cw, singly resonant optical parametric oscillator (OPO) configurations based
on periodically poled lithium niobate that result in significantly higher efficiency and output …

Ultra-low-loss integrated visible photonics using thin-film lithium niobate

B Desiatov, A Shams-Ansari, M Zhang, C Wang… - Optica, 2019 - opg.optica.org
Integrated photonics is a powerful platform that can improve the performance and stability of
optical systems while providing low-cost, small-footprint, and scalable alternatives to …