Subwavelength quasi-periodic array for infrared antireflection

H Wang, F Zhang, J Duan - Nanomaterials, 2022 - mdpi.com
Infrared antireflection of a zinc sulfide (ZnS) surface is important to improve performance of
infrared detector systems. In this paper, double-pulse femtosecond laser micro-machining is …

Antireflection of optical anisotropic dielectric metasurfaces

YH Liao, WL Hsu, CY Yu, CM Wang - Scientific Reports, 2023 - nature.com
We propose a hetero-nano-fin structure to further improve the efficiency of Pancharatnam–
Berry phase metasurfaces. Two hetero-nano-fin types, MgF2/GaN and MgF2/Nb2O5, were …

Transfer Matrix Method with Gouy Phase Shift correction applied to a High Numerical Aperture fiber-to-fiber optical coupling analysis

WG Daniel, GN Malheiros-Silveira - Optics & Laser Technology, 2025 - Elsevier
In this paper, we present the transmittance and reflectance study of the optical coupling
between two High Numerical Aperture (HNA) fibers using a new model based on the …

Leafhopper wing-inspired broadband omnidirectional antireflective embroidered ball-like structure arrays using a nonlithography-based methodology

CW Lei, RY Chen, H Yang - Langmuir, 2020 - ACS Publications
Leafhoppers (Thaia rubiginosa) actively coat their wings with embroidered ball-like
secretory brochosomes, which act as antireflective structures to enhance camouflage …

Reversibly erasable broadband omnidirectional antireflection coatings inspired by inclined conical structures on blue-tailed forest hawk dragonfly wings

HY Tseng, YH Chen, RY Chen… - ACS applied materials & …, 2020 - ACS Publications
Blue-tailed forest hawk dragonfly (Orthetrum triangulare) wings, covered with inclined
conical structures, are studied for their high transparency and low reflectance for large …

[PDF][PDF] 光波导特性的光频域反射表征技术进展

罗明明, 王彩云, 刘剑飞 - Chinese Journal of Lasers, 2024 - researching.cn
摘要光纤波导中指纹式的瑞利散射光与菲涅耳反射光携带有丰富的波导本征信息,
借助高分辨光频域反射(OFDR) 系统可将其中的光时频信息在对应空间域展开 …

[HTML][HTML] Phase-Shifted Fiber Bragg Grating by Selective Pitch Slicing

P Robalinho, V Piaia, L Soares, S Novais, AL Ribeiro… - Sensors, 2024 - mdpi.com
This paper presents a new type of phase-shifted Fiber Bragg Grating (FBG): the sliced-FBG
(SFBG). The fabrication process involves cutting a standard FBG inside its grating region. As …

Optimization of the reflection in the optical coupling between high numerical aperture fibers and photonic integrated circuits

WG Daniel, GN Malheiros-Silveira - Optics & Laser Technology, 2024 - Elsevier
The optical coupling in silicon Photonic Integrated Circuits (PICs) remains one of the main
topics in the improvement of the performance of these devices. Highly demanding parameter …

Development of key technologies for autonomous driving vehicles

JSH Tsai, JC Juang, CH Tu, TY Tsai… - 2019 International …, 2019 - ieeexplore.ieee.org
Autonomous vehicles are gradually rising application of automotive area. The article
performs several key technology of the autonomous vehicles in the project which are …

Minimalist-design folded-back architecture-based linear optical frequency discriminator (LOFD) for microwave photonics link (MPL)

B Dingel, S Borja - Broadband Access Communication …, 2021 - spiedigitallibrary.org
This paper has four goals. Firstly, we present, for the first time to the best of our knowledge, a
minimalist-design, Linear Optical Electric Field Frequency Discriminator (LOEF-FD) for …