ULTRAVIOLET

作品数：668被引量：962H指数：12
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Efficient UV emission from carbon dots derived from a green-tea extract
《Nano Research》2025年第4期516-525,共10页Henry Opoku Junkai Ren Xin Zhou Peijuan Zhang Shi Tang Dongfeng Dang Ludvig Edman Jia Wang 
J.C.Kempes Minnes Stipendiefond(SMK-21-0015 and SMK-1956);the Swedish Research Council(2019-02345,2020-04437,and 2021-04778);Bertil&Britt Svenssons stiftelse for belysningsteknik(2021 host-14 and 2022 host-31);the Knut and Alice Wallenberg Foundation for a Proof of Concept grant(KAW 2022.0381);the Wallenberg Initiative Materials Science for Sustainability(WISE)funded by the Knut and Alice Wallenberg Foundation(WISE-AP01-D02);the European Union through an ERC Advanced Grant(ERC,InnovaLEC,101096650).
Emissive carbon dots(CDs)that are synthesized from biomass can be highly sustainable,but the number of reported biomass-derived CDs that emit in the ultraviolet(UV)range is small.Moreover,current commercial UV-emittin...
关键词：carbon dots ultraviolet(UV)emission biomass aggregation-induced-emission cell proliferation inhibitor 
High-voltage-resistant wafer-scale 4H-SiC ultraviolet photodetector with high uniformity enabled by electric field distribution modulation
《Nano Research》2025年第4期544-551,共8页Wanglong Wu Shuo Liu Zhiyuan Liu Xinyun Zhou Xiong Yang Xinyun He Qinglin Xia Mianzeng Zhong Jingbo Li Jun He 
financially supported by the National Natural Science Foundation of China(Nos.12174451,12474080,and 12274467);the Science and Technology Innovation Program of Hunan Province(No.2022RC1199);the High Performance Computing Center of Central South University,Central South University Graduate Student Independent Exploration and Innovation Project(Nos.2024ZZTS0454 and 2024ZZTS0778).
Wide bandgap semiconductors are ideal materials for ultraviolet(UV)photodetectors due to their stable optoelectronic properties and high efficient UV light absorption.However,photodetectors based on pure wide bandgap ...
关键词：high-voltage-resistant wafer-scale 4H-SIC electric field distribution ultraviolet photodetector 
Solar-blind ultraviolet photodetector derived from direct carrier transition beyond the bandgap of CdPS_(3) single crystals
《Nano Research》2024年第11期10042-10048,共7页Xinyun Zhou Shuo Liu Jiacheng Yang Junda Yang Fen Zhang Le Yuan Ruiying Ma Jiaqi Shi Qinglin Xia Mianzeng Zhong 
financially supported by the National Natural Science Foundation of China(Nos.12174451 and 12274467);the Science and Technology Innovation Program of Hunan Province(No.2022RC1199);the Natural Science Foundation of Hunan Province of China(No.2021JJ40795);the High Performance Computing Center of Central South University,Central South University Graduate Student Independent Exploration and Innovation Project(No.2024ZZTS0454 and 2024ZZTS0778).
Wide-bandgap semiconductors have demonstrated considerable potential for fabricating solar-blind ultraviolet (SBUV) photodetectors, which are extensively used in both civilian and military applications. Despite this p...
关键词：solar-blind ultraviolet PHOTODETECTORS CdPS_(3) high-quality imaging 
Polarization-induced photocurrent switching effect in heterojunction photodiodes
《Nano Research》2023年第4期5503-5510,共8页Dingbo Chen Yu-Chang Chen Guang Zeng Yu-Chun Li Xiao-Xi Li Dong Li Chao Shen Nan Chi Boon S.Ooi David Wei Zhang Hong-Liang Lu 
supported by the National Natural Science Foundation of China(Nos.62027818,51861135105,61874034,and 11974320);the National Key Research and Development Program of China(No.2021YFB3202500);International Science and Technology Cooperation Program of Shanghai Science and Technology Innovation Action Plan(No.21520713300).
The unipolar photocurrent in conventional photodiodes(PDs)based on photovoltaic effect limits the output modes and potential versatility of these devices in photodetection.Bipolar photodiodes with photocurrent switchi...
关键词：GaN heterostructure ultraviolet(UV)photodiodes bipolar photocurrent optical logic device 
Micro-interfaces modulation by UV-ozone substrate treatment for MPEA vapor fluorescence detection
《Nano Research》2023年第3期4055-4060,共6页Bin Li Keke Li Wei Xu Mingzhu Yan Jianhao Zhao Wukun Zhang Mingshuai Yuan Yanyan Fu Qingguo He Jiangong Cheng 
supported by the National Natural Science Foundation of China(Nos.62022085,61901456,61831021,61731016,and 61771460);the National Key R&D Program of China(No.2018AAA0103100);the Science and Technology Commission of Shanghai Municipality(Nos.19YF1455700 and 19142203500).
Drug abuse directly endangers human health and social security,hence its sensitive and rapid detection is vitally important.In recent years,organic film-based fluorescent sensing technology has attracted more and more...
关键词：fluorescence sensing ultraviolet(UV)-ozone substrate treatment organic sensing materials film-based gas sensors 
Bending strain effects on the optical and optoelectric properties of GaN nanowires被引量：1
《Nano Research》2022年第5期4575-4581,共7页Xuewen Fu Haixia Nie Zepeng Sun Min Feng Xiang Chen Can Liu Fang Liu Dapeng Yu Zhimin Liao 
This work was supported by the National Natural Science Foundation of China(No.11974191);the National Key Research and Development Program of China(No.2020YFA0309300);the Natural Science Foundation of Tianjin(Nos.20JCZDJC00560 and 20JCJQJC00210);the 111 Project(No.B07013);the“Fundamental Research Funds for the Central Universities”,Nankai University(Nos.91923139,63213040,and C029211101).
Elastic strain has been an important method to regulate the electronic structures and physical properties of nanoscale semiconductors due to the promising potentials in improving the performance of their optoelectroni...
关键词：bending strain GaN nanowires CATHODOLUMINESCENCE ultraviolet photoresponse energy band structure 
All-inorganic lead-free NiO_(x)/Cs_(3)Bi_(2)Br_(9) perovskite heterojunction photodetectors for ultraviolet multispectral imaging被引量：5
《Nano Research》2022年第2期1094-1101,共8页Yujin Liu Yuxin Gao Jingyi Zhi Rongqing Huang Wanjun Li Xinyue Huang Genghua Yan Zhong Ji Wenjie Mai 
supports from the National Natural Science Foundation of China(Nos.51772135 and 52002148).
Bismuth-based perovskites are considered to be promising candidates to substitute the toxic lead-based perovskite in optoelectronics due to their excellent optoelectronic properties,high environmental friendliness,and...
关键词：BISMUTH perovskites HETEROJUNCTION PHOTODETECTORS multispectral imaging 
Enormous enhancement in electrical performance of few-layered MoTe2 due to Schottky barrier reduction induced by ultraviolet ozone treatment被引量：4
《Nano Research》2020年第4期952-958,共7页Xiaoming Zheng Xueao Zhang Yuehua Wei Jinxin Liu Hang Yang Xiangzhe Zhang Shitan Wang Haipeng Xie Chuyun Deng Yongli Gao Han Huang 
We acknowledge the financial support from the National Natural Science Foundation of China(Nos.11874427,11874423).Dr.H an H uang acknowledges support from the Innovation-Driven project of Central South University(No.2017CX018)and from the Natural Science Foundation of H unan province(No.2016JJ1021).Mr.Xiaoming Zheng acknowledges the support from the Fundamental Research Funds for the Central Universities of Central South University(No.2017zzts066).
Doping can improve the band alignment at the metal-semiconductor interface to modify the corresponding Schottky barrier,which is crucial for the realization of high-performance logic components.Here,we systematically ...
关键词：MoTe2 ultraviolet ozone surface charge transfer Schottky barrier air stable hole doping 
UV illumination enhanced desorption of oxygen molecules from monolayer MoS2 surface被引量：4
《Nano Research》2020年第2期358-365,共8页Yuhang Wang Zhiquan He Jinbing Zhang Hao Liu Xubo Lai Boyang Liu Yibao Chen Fengping Wang Liuwan Zhang 
This work is supported by the National Natural Science Foundation of China(Nos.11074142 and 11021464);Collaborative Innovation Center of Weak Signal-Detecting Materials and Devices Integration of Anhui University(No.01001795-201601);Fundam ental Research Funds for the Central Universities(No.FRP-TP-18-076A1);the China Postdoctoral Science Foundation(No.2017M610857).
The oxygen adsorption can drastically alter the electronic properties of the two-dimensional(2D)materials,which is usually dificult to be removed.In this work,we report the ultraviolet(UV)ilumination induced desorptio...
关键词：MOS2 DESORPTION ultraviolet(UV)ilumination oxygen adsorption carrier density 
In-situ fabrication of PtSe2/GaN heterojunction for self-powered deep ultraviolet photodetector with ultrahigh current on/off ratio and detectivity被引量：21
《Nano Research》2019年第1期183-189,共7页Ranran Zhuo Longhui Zeng Huiyu Yuan Di Wu Yuange Wang Zhifeng Shi Tingting Xu Yongtao Tian Xinjian Li Yuen Hong Tsang 
the National Natural Science Foundation of China(Nos.61605174 and 61774136);the Key Projects of Higher Education in Henan Province(No.17A140012);Research Grants Council,University Grants Committee(RGC,UGC)(GRF 152109/16E PolyU B-Q52T).
The research of ultraviolet photodetectors(UV PDs)have been attracting extensive attention,due to their important applications in many areas.In this study,PtSe2/GaN heterojunction is in-situ fabricated by synthesis of...
关键词：PtSe2 HETEROJUNCTION deep ULTRAVIOLET PHOTODETECTORS SELF-POWERED 
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