Results 11 to 20 of about 12,820 (148)

Design of fiber-integrated tunable thermo-optic C-band filter based on coated silicon slab

Journal of the European Optical Society-Rapid Publications, 2017
Background Optical filters are required to have narrow band-pass filtering in the spectral C-band for applications such as signal tracking, sub-band filtering or noise suppression.
H. Pinhas, D. Malka, Y. Danan, M. Sinvani, Z. Zalevsky   +4 more
doaj   +1 more source

Simultaneous Interrogation of Multiple Fiber Bragg Grating Sensors Using an Arrayed Waveguide Grating Filter Fabricated in SOI Platform

IEEE Photonics Journal, 2015
A novel fiber Bragg grating (FBG) interrogator is demonstrated based on an optimized arrayed waveguide grating (AWG) filter. The AWG response is optimized to achieve large crosstalk between the output channels, which allows simultaneous detection of ...
Andrea Trita, Eli Voet, Jan Vermeiren, Danae Delbeke, Pieter Dumon, Shibnath Pathak, Dries Van Thourhout   +6 more
doaj   +1 more source

Ultra High Q and Widely Tunable Mie Resonance Nanofilter at Telecom Wavelengths

IEEE Photonics Journal, 2021
Mie resonators offer a novel way for the subwavelength localization of light, showing large local field enhancement without metal optical absorption. In this paper, an ultra-high quality factor Q and widely tunable Mie resonance nanofilter at telecom ...
Danyang Yao, Yong Zhang, Yan Huang, Yan Liu, Genquan Han, Yue Hao   +5 more
doaj   +1 more source

Design of Single-Band Bandpass Filter Using Photonic Bandgap Fiber by Suppressing Core Modes in Higher Order Bandgaps

IEEE Photonics Journal, 2015
We present two designs of all-solid photonic bandgap fiber (PBGF) for higher order bandgap suppression to realize a unique transmission window for optical filtering purposes.
Zahra Kakaie, Barmak Honarvar Shakibaei, Yong Meng Sua, Desmond M. Chow, Ghafour Amouzad Mahdiraji, Faisal Rafiq Mahamd Adikan   +5 more
doaj   +1 more source

Fresnel Lenses fabricated by femtosecond laser micromachining on Polymer 1D Photonic Crystal

MATEC Web of Conferences, 2013
We report the fabrication of micro Fresnel lenses by femtosecond laser surface ablation on polymer 1D photonic crystals. This device is designed to focus the transmitted wavelength of the photonic crystal and filter the wavelengths corresponding to the ...
Guduru Surya S.K., Scotognella Francesco, Criante Luigino, Vazquez Rebeca Martinez, Ramponi Roberta, Vishnubhatla Krishna   +5 more
doaj   +1 more source

Reconfigurable High-Resolution Microwave Photonic Filter Based on Dual-Ring-Assisted MZIs on the Si₃N₄ Platform

IEEE Photonics Journal, 2018
We report a reconfigurable optical filter chip based on the Si3N4 waveguide platform. Microwave filtering is realized using a device with optical-to-electrical mapping.
Qiankun Sun, Linjie Zhou, Liangjun Lu, Gangqiang Zhou, Jianping Chen   +4 more
doaj   +1 more source

Flat-Top Eight-Channel Wavelength Division Demultiplexer for L-Band Optical Communication With Low Crosstalk

IEEE Photonics Journal
We have demonstrated an eight-channel wavelength demultiplexer in the L-band based on a cascaded Mach-Zehnder interferometer (MZI) lattice filter fabricated on an 8-inch silicon nitride (SiN) photonics platform.
Yilin Zhong, Xiangyu Gao, Qiang Xu, Wei Wang, Shuxiao Wang, Yan Cai   +5 more
doaj   +1 more source

Silicon Add-Drop Filter Based on Multimode Grating Assisted Couplers

IEEE Photonics Journal, 2016
We demonstrate the design, fabrication, and characterization of a two-mode silicon add-drop filter, which is based on multimode grating-assisted contra-directional couplers.
Huiye Qiu, Yuxia Su, Fuzhong Lin, Jianfei Jiang, Ping Yu, Hui Yu, Jianyi Yang, Xiaoqing Jiang   +7 more
doaj   +1 more source

Angle-sensitive dynamic optical modulation based on Huygens metasurfaces

Results in Physics, 2020
Recently, dynamic metasurfaces have attracted significant attention due to their ability to actively control electromagnetic waves upon external tunings. The realization of high performance dynamic metasurfaces-based devices remains a great challenge due
Jingjun Wu, Feng Tang, Jun Ma, Qingzhi Li, Sihui Shang, Jun Chen, Yiman Wu, Yiqun Wang, Xin Ye, Wanguo Zheng, Rihong Zhu   +10 more
doaj   +1 more source

Free-standing plasmonic metal-dielectric-metal bandpass filter with high transmission efficiency

Scientific Reports, 2017
Plasmonic spectrum filtering devices based on metallic nanostructures have attracted wide attention due to their good reliability, ease of fabrication, and wideband tunability. However, the presence of thick substrate significantly limits the structure’s
Yuzhang Liang, Si Zhang, Xun Cao, Yanqing Lu, Ting Xu   +4 more
doaj   +1 more source