Advances in on-chip photonic devices based on lithium niobate on insulator

J Lin, F Bo, Y Cheng, J Xu - Photonics Research, 2020 - opg.optica.org
Crystalline lithium niobate (LN) is an important optical material because of its broad
transmission window that spans from ultraviolet to mid-infrared and its large nonlinear and …

High-yield, wafer-scale fabrication of ultralow-loss, dispersion-engineered silicon nitride photonic circuits

J Liu, G Huang, RN Wang, J He, AS Raja, T Liu… - Nature …, 2021 - nature.com
Low-loss photonic integrated circuits and microresonators have enabled a wide range of
applications, such as narrow-linewidth lasers and chip-scale frequency combs. To translate …

Microresonators in lithium niobate thin films

RR **e, GQ Li, F Chen, GL Long - Advanced Optical Materials, 2021 - Wiley Online Library
Leveraging the outstanding nonlinear optical properties and the ultra‐high spatial
confinement of light, microresonators based on lithium niobate (LN) thin films have emerged …

Integrated chalcogenide photonics for microresonator soliton combs

D **a, Z Yang, P Zeng, B Zhang, J Wu… - Laser & Photonics …, 2023 - Wiley Online Library
Integrated nonlinear photonics, combined nonlinear optics with state‐of‐the‐art photonic
integration, play a crucial role in chip‐integrated technologies including optical frequency …

Miniaturized design of a 1× 2 plasmonic demultiplexer based on metal–insulator-metal waveguide for telecommunication wavelengths

MA Butt, NL Kazanskiy, SN Khonina - Plasmonics, 2023 - Springer
In this work, a numerical analysis of a compact 1× 2 plasmonic demultiplexer based on a
metal–insulator-metal (MIM) waveguide is presented. Two hollow circular cavities are side …

Engineered Raman lasing in photonic integrated chalcogenide microresonators

D **a, Y Huang, B Zhang, P Zeng… - Laser & Photonics …, 2022 - Wiley Online Library
Photonic integrated Raman lasers have extended the wavelength range of chip‐scale laser
sources and have enabled applications including molecular spectroscopy, environmental …

Electro-optically switchable optical true delay lines of meter-scale lengths fabricated on lithium niobate on insulator using photolithography assisted chemo …

J Zhou, R Gao, J Lin, M Wang, W Chu, W Li… - Chinese Physics …, 2020 - iopscience.iop.org
Optical true delay lines (OTDLs) of low propagation losses, small footprints and high tuning
speeds and efficiencies are of critical importance for various photonic applications. Here, we …

Efficient light coupling between an ultra-low loss lithium niobate waveguide and an adiabatically tapered single mode optical fiber

N Yao, J Zhou, R Gao, J Lin, M Wang, Y Cheng… - Optics express, 2020 - opg.optica.org
A lithium niobate on an insulator ridge waveguide allows constructing high-density photonic
integrated circuits thanks to its small bending radius offered by the high index contrast …

χ(2) nonlinear photonics in integrated microresonators

P Liu, H Wen, L Ren, L Shi, X Zhang - Frontiers of Optoelectronics, 2023 - Springer
Abstract Second-order (χ (2)) optical nonlinearity is one of the most common mechanisms for
modulating and generating coherent light in photonic devices. Due to strong photon …

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

B Fu, R Gao, N Yao, H Zhang, C Li, J Lin… - arxiv preprint arxiv …, 2023 - arxiv.org
Anomalous microresonator dispersion is mandatory for Kerr soliton microcomb formation,
which depends critically on the geometry of the microresonator and can hardly be tuned …