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Broadband and polarization-independent arbitrary ratio integrated optical power splitter built on thick silicon nitride platform: 《Optoelectronics Letters》2024年第10期577-583,共7页ZHENG Langteng CHEN Yiqiang XUE Zhengqun HUANG Jiwei ZHU Minmin WANG Linghua; supported by the Fujian Provincial Department of Science and Technology(No.2022I0006);the Natural Science Foundation of Fujian Province(No.2020J01467);the National Natural Science Foundation of China(No.61405198)。; Integrated optical power splitters are basic but indispensable on-chip devices in silicon photonics.They can be used either for power distribution or monitoring,or as the building blocks for more complex devices or ci...; 关键词：POLARIZATION power WAVEGUIDE

Broadband absorption enhancement in hole-transport-layer-free perovskite solar cell by grating structure: 《Optoelectronics Letters》2023年第10期587-592,共6页Hamideh Talebi Farzin Emami Esmat Rafiee; Recently,the hole transport layer-free planar perovskite solar cells(HTL-free PSCs)have attracted intense attention.However,the poor absorption of light in the wavelengths longer than 800 nm is an important challenge ...; 关键词：ABSORPTION LAYER free

Design of a double-layer high transmittance broadband graphene absorbing metamaterial被引量：1: 《Optoelectronics Letters》2022年第6期360-365,共6页ZHAO Yajuan DONG Chunyu SANG Shuxiu DONG Jianyang XU Xiaoli WANG Yuexiang; supported by the Shanxi Youth Science and Technology Research Fund Project(No.201901D211577);the Shanxi Natural Science Fund Project(No.201901D111001)。; In this paper,an optically transparent broadband absorbing metamaterial is designed for electromagnetic protection and stealth for visible parts of ships.Based on the coupling resonance loss of double-lay metamaterial...; 关键词：absorbing DOUBLE compatibility

Focusing enhanced broadband metalens via height optimization被引量：1: 《Optoelectronics Letters》2022年第2期72-76,共5页WANG Junjie CHEN Deli WANG Zhan XUE Qi SUN Xiaohong; supported by the Science and Technology Major Project of Henan Province(No.161100210200).; Metalenses are two-dimensional planar metamaterial lenses, which have the advantages of high efficiency and easy integration. Based on the method of spatial multiplexing, a metalens with a wide working waveband is des...; 关键词：FOCUS ens MULTIPLEXING

Design of transparent broadband double-sided absorbing metamaterial被引量：1: 《Optoelectronics Letters》2021年第8期459-463,共5页ZHAO Yajuan ZHANG Guien LI Xin QIAN Mingcan; supported by the Shanxi Province Youth Science and Technology Research Foundation(No.201901D211577);the Shanxi Province Natural Science Foundation(No.201901D111001)。; By designing the ordered structure on the key physical dimensions,metamaterial can obtain extraordinary physical properties.The method gives transparent conductive absorbing metamaterial with broadband and high absorp...; 关键词：absorbing sided TRANSPARENT

Broadband second-harmonic generation in a tapered PPLN waveguide被引量：3: 《Optoelectronics Letters》2020年第4期252-255,共4页GUO Wei CHEN Huai-xi ZHANG Xin-bin LI Wen-jian Choge Dismas K LI Guang-wei LIANG Wan-guo; supported by the National Nature Science Foundation of China(No.51890862)。; We demonstrate a period poled tapered lithium niobate waveguide and study second harmonic generation(SHG)in this device for the purpose of broadening the quasi-phase matching(QPM)acceptance bandwidth.The finite-differ...; 关键词：WAVEGUIDE HARMONIC MATCHING

Design of broadband polarization converter for terahertz waves被引量：4: 《Optoelectronics Letters》2018年第6期434-437,共4页PAN Wu SHEN Da-jun YAN Yan-jun; supported by the New Direction Cultivation Project of Chongqing University of Posts and Telecommunications(No.A2014-116); A broadband reflective polarization converter is proposed. The unit cell of polarization converter is composed of a single-split resonant ring, a double-split resonant ring, a dielectric substrate and a metallic groun...; 关键词：POLARIZATION CONVERTER TERAHERTZ WAVES

Enhanced 1.32 μm fluorescence and broadband amplifying for O-band optical amplifier in Nd^(3＋)-doped tellurite glass: 《Optoelectronics Letters》2017年第1期54-57,共4页ZHOU Zi-zhong ZHOU Ming-han SU Xiu-e CHENG Pan ZHOU Ya-xun; supported by the National Natural Science Foundation of China(No.61178063);the Natural Science Foundation of Ningbo City(No.2016A610061);the K.C.Wong Magna Fund;Hu Lan Outstanding Doctoral Fund in Ningbo University; WO_3 oxides with relatively high phonon energy and different concentrations were introduced into the Nd^(3+)-doped tellurite-based glasses of Te O_2-Zn O-Na_2 O to improve the 1.32 μm band fluorescence emission. The ...; 关键词：amplifier Enhanced 1.32 phonon relaxation glasses calorimeter excited spectroscopic broadband attributed

Design and implementation of the optical fiber control and transmission module in multi-channel broadband digital receiver被引量：1: 《Optoelectronics Letters》2014年第5期369-373,共5页赵英潇张月范立杰李卫星陈曾平; An optical fiber control and transmission module is designed and realized based on Virtex-7 field programmable gata array(FPGA), which can be applied in multi-channel broadband digital receivers. The module consists o...; 关键词：Analog to digital conversion Data transfer Field programmable gate arrays (FPGA) Light transmission

Flat broadband slow light with low dispersion in coupled resonator optical waveguide based on one-dimensional photonic crystals: 《Optoelectronics Letters》2014年第5期395-400,共6页李长红万勇于瑞涛; supported by the National Natural Science Foundation of China(Nos.61307050 and 11144007);the Natural Science Foundation of Shandong Province(No.BS2012CL012); By introducing multiple defect layers in one dimensional(1D) photonic crystal(PC), the broadband slow light with low dispersion is obtained. The slow light pass band is smoothed by adjusting the spacing and the number...; 关键词：一维光子晶体分散性耦合谐振宽带光波导群速度色散平坦材料优化

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