Electro-optically tunable optical delay line with a continuous tuning range of∼ 220 fs in thin-film lithium niobate

L Song, J Chen, R Wu, Y Zheng, Z Liu, G Wang… - Optics Letters, 2023 - opg.optica.org
We demonstrate fabrication of a 30-cm-long thin-film lithium niobate (TFLN) optical delay
line (ODL) incorporated with segmented microelectrodes of 24-cm total length using the …

Arbitrary-ratio 1× 2 optical power splitter based on thin-film lithium niobate

Y Lin, W Ke, R Ma, F Huang, H Tan, J Xu, Z Lin… - Optics …, 2023 - opg.optica.org
Optical power splitters (OPSs) have been widely used in photonic integrated circuits, but an
OPS with a large fabrication tolerance and free choice of power splitting ratio (PSR) is still …

Ultra‐Fast, Fine‐Resolution Thin‐Film Lithium Niobate Spectrometer

W Liang, Z Lin, Y Wang, J Hu, B Li, Y Lin… - Laser & Photonics …, 2024 - Wiley Online Library
Achieving rapid spectroscopic characterization is highly desirable for contactless, real‐time
monitoring applications. However, it is challenging due to the trade‐off between short …

Large group delay and low loss optical delay line based on chirped waveguide Bragg gratings

Y Li, L Xu, D Wang, Q Huang, C Zhang, X Zhang - Optics Express, 2023 - opg.optica.org
On-chip optical delay lines (ODLs) based on chirped waveguide Bragg gratings (CWBG)
have attracted much attention in recent years. Although CWBGs are well developed, the …

[HTML][HTML] Development Status of Key Technologies for Optoelectronic Integrated Circuit Manufacturing

M Liang, J Fang, D Chen, L Chen, L Peng, C Zhang… - Applied Sciences, 2024 - mdpi.com
Optoelectronic integrated circuit (OEIC) technology has attracted considerable research
attention. Studies have achieved numerous breakthroughs in the basic scientific problems …

C-Band optical 90-degree hybrid using thin film lithium niobate

H Tan, J Wang, W Ke, X Zhang, Z Zhao, Z Lin, X Cai - Optics Letters, 2023 - opg.optica.org
The integrated optical 90-degree hybrid is a crucial component for coherent receivers. Here,
we simulate and fabricate a 4?×? 4 multimode interference coupler as a 90-degree hybrid …

Compact optical beamforming chip using broadband continuously tunable delay lines

S Shi, D Lin, H Niu, Y Chen, T Lin… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
In this work, we present a wideband 1× 4 continuously tunable microwave photonic
beamforming chip based on integrated optical switching delay lines (OSDLs) cascade with …

High‐Resolution Single Photon Level Storage of Telecom Light Based on Thin Film Lithium Niobate Photonics

Ç Ekici, Y Yu, JC Adcock, AL Muthali… - Advanced Quantum …, 2023 - Wiley Online Library
This study presents an experimental analysis of high‐resolution single photon buffers based
on low‐loss thin film lithium niobate (TFLN) photonic devices operating at room temperature …

Time-encoded photonic quantum states: Generation, processing, and applications

H Yu, AO Govorov, HZ Song, Z Wang - Applied Physics Reviews, 2024 - pubs.aip.org
Encoding and processing quantum information in the time-of-arrival of photons offer
significant advantages for quantum information science and technology. These advantages …

Ultra-compact thin-film-lithium-niobate photonic chip for dispersion compensation

S Liu, R Ma, W Wang, Z Yu, D Dai - Nanophotonics, 2024 - degruyter.com
Abstract Thin-film-lithium-niobate (TFLN) photonics has attracted intensive attention and
become very popular in recent years. Here, an ultra-compact TFLN on-chip dispersion …