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Liquid crystal display and organic light-emitting diode display: present status and future perspectives

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Light(Science & Applications) 2017年第1期6卷 77-89页

作者： Hai-Wei Chen Jiun-Haw Lee Bo-Yen Lin Stanley Chen Shin-Tson Wu College of optics and Photonics University of Central FloridaOrlandoFL 32816USA Graduate Institute of Photonics and Optoelectronics and Department of Electrical Engineering Taiwan University Nichem Fine Technology Co.ltd.

Recently,‘Liquid crystal display(LCD)*** light-emitting diode(OLED)display:who wins?’has become a topic of heated *** this review,we perform a systematic and comparative study of these two flat panel display ***,we review recent advances in LCDs and OLEDs,including material development,device configuration and system *** we analyze and compare their performances by six key display metrics:response time,contrast ratio,color gamut,lifetime,power efficiency,and panel *** this section,we focus on two key parameters:motion picture response time(MPRT)and ambient contrast ratio(ACR),which dramatically affect image quality in practical application *** determines the image blur of a moving picture,and ACR governs the perceived image contrast under ambient lighting *** is intriguing that LCD can achieve comparable or even slightly better MPRT and ACR than OLED,although its response time and contrast ratio are generally perceived to be much inferior to those of ***,three future trends are highlighted,including high dynamic range,virtual reality/augmented reality and smart displays with versatile functions.

关键词： ambient contrast ratio liquid crystal displays motion picture response time organic light-emitting diode

Performance Comparison among ASK, FSK and DPSK in Visible Light Communication

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optics and Photonics Journal 2016年第8期6卷 150-154页

作者： Chengji Yao Zengqiao Guo Gongtao Long Hongming Zhang Tsinghua National Laboratory Science and Technology (TNList) Department of Electronic Engineering Tsinghua University Beijing China Beijing smart-Chip Microelectronics Technology Company ltd. Beijing China

We consider the detection of Amplitude-Shift Keying (ASK), Frequency-Shift Keying (FSK) and Differential Phase-Shift Keying (DPSK) in Visible Light Communication (VLC). And their performance is compared according to d... 详细信息

关键词： VLC ASK FSK DPSK

Multilayer ordered silver nanowire network films by self-driven climbing for large-area flexible optoelectronic devices

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InfoMat 2024年第5期6卷 82-95页

作者： Jianmin Yang Li Chang Hongkai Zhao Xiqi Zhang Ziquan Cao Lei Jiang Key Laboratory of Bio-inspired Materials and Interfacial Science Technical Institute of Physics and ChemistryChinese Academy of SciencesBeijingthe People's Republic of China University of Chinese Academy of Sciences Beijingthe People's Republic of China College of Chemistry and Chemical Engineering Chongqing University of TechnologyChongqingthe People's Republic of China Center for optics Research and Engineering Shandong UniversityJinanShandongthe People's Republic of China Binzhou Institute of Technology Binzhouthe People's Republic of China Nanomics Biotechnology Co. Ltd.ZhejiangHangzhouthe People's Republic of China

Silver nanowire(AgNW)networks hold great promises as next-generation flex-ible transparent electrodes(FTEs)for high-performance flexible optoelectronic ***,achieving large-area flexible AgNW network electrodes with low sheet resistance,high optical transmittance,and a smooth surface remains a grand ***,we report a straightforward and cost-effective roll-to-roll method that includes interface assembly/wetting-induced climbing transfer,nanowelding,and washing processess to fabricate flexible ordered lay-ered AgNW electrodes with high network *** manipulating the stacking number of the interfacially assembled AgNW monolayer,we can pre-cisely tailor and balance the transparency and the conductivity of the elec-trodes,achieving an exceptional Figure of Merit(FoM)value of ***,the ordered layered structure enhances surface smoothness,compared with randomly arranged *** highlight the potential of these ordered lay-ered AgNW network electrodes in flexible optoelectronic devices,we success-fully employ them as highly sensitive strain sensors,large-area flexible touch screens,and flexible smart ***,this work represents a substantial advance toward high-performance FTEs over large areas,opening up exciting opportunities for the development of advanced optoelectronic devices.

关键词： assembly flexible transparent electrodes ordered layered structure silver nanowires superwettability

Plasmon hybridization induced by quasi bound state in the continuum of graphene metasurfaces oriented for high-accuracy polarization-insensitive two-dimensional sensors

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Chinese optics Letters 2022年第4期20卷 65-70页

作者： Xiuyu Wang Jihong Xin Qun Ren Haocheng Cai Jiaqi Han Chengyi Tian Pengcheng Zhang Lijie Jiang Zhihao Lan Jianwei You Wei E.I.Sha Tianjin Key Laboratory of Imaging and Sensing Microelectronic Technology School of MicroelectronicsTianjin UniversityTianjin 300072China School of Electrical and Information Engineering Tianjin UniversityTianjin 300072China State Key Laboratory of Millimeter Waves School of Information Science and EngineeringSoutheast UniversityNanjing 210096China Key Laboratory of High Speed Circuit Design and EMC of Ministry of Education School of Electronic EngineeringXidian UniversityXi'an 710071China Huawei Technologies Company ltd. Shanghai 518129China Department of Electronic and Electrical Engineering University College LondonLondon WC1E7JEUK Key Laboratory of Micro-Nano Electronic Devices and smart Systems of Zhejiang Province College of Information Science and Electronic EngineeringZhejiang UniversityHangzhou 310027China

Plasmonics could provide compact and powerful solutions for manipulating light in deep-subwavelength dimensions,which is promising for a great range of nanophotonic technologies such as plasmonic rulers and ***,the effective area of enhanced localized field induced by surface plasmon polaritons is typically restricted to the structural *** this work,we propose a method to generate high quality-factor extended electromagnetic fields via hybridizing the superradiant state and the quasi bound state in the continuum of graphene *** coupling interaction involved operates as a three-level system with multiple sharp resonances immune to the polarization,which holds great promise for developing nanodevices with high sensing capacity in two dimensions.

关键词： plasmon hybridization quasi bound state in the continuum high-Q sensing