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ULTRAFAST: 作品数：536被引量：879H指数：13; 导出分析报告; 相关领域：电子电信理学机械工程更多>>; 相关作者：龙金友张冰戴东旭马志博毛新春更多>>; 相关机构：中国科学院北京大学阿姆斯特丹大学安徽师范大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金广东省自然科学基金更多>>

Unveiling impacts of PMD on spectral modulations in PM-fiber-based ultrafast amplifiers: 《Chinese Optics Letters》2024年第12期57-62,共6页Shang Wang Guanguang Gao Zhenhua Cong Zhaojun Liu Zhigang Zhao; supported by the National Natural Science Foundation of China(Nos.62375156,62075116,62075117);the Foundation of Qilu Young Scholar from Shandong University。; In this work,polarization mode dispersion(PMD)in polarization-maintaining(PM)fibers,to the best of our knowledge,is first proposed and experimentally proved to be responsible for severe spectral modulations in ultrafa...; 关键词：spectral modulation polarization mode dispersion self-phase modulation polarization-maintaining fibers

Ultrafast nonlinear optical absorption and carrier dynamics of CrPS_(4) thin films: 《Chinese Optics Letters》2024年第11期103-110,共8页Lei Yan Qinyong He Ziyao Gong Yunqi Yang Anping Ge Guohong Ma Ye Dai Liaoxin Sun Saifeng Zhang; supported by the National Natural Science Foundation of China (Nos.82227806,12227901,and 12274280);the Strategic Priority Research Program of Chinese Academy of Sciences (No.XDB43010200);the National Key Research and Development Program of China (No.2022YFA1404603)。; The dependence of nonlinear optical absorption and carrier dynamics on the thickness of chromium thiophosphate (CrPS_(4))is investigated.Utilizing the I-scan system,we have observed the typical two-photon absorption (...; 关键词：nonlinear optical absorption carrier dynamics chromium thiophosphate photoinduced absorption

Stable ultraviolet ultrafast laser based on all-polarizationmaintaining fiber femtosecond laser: 《Chinese Optics Letters》2024年第3期76-82,共7页田昊朱喆林巍李子豪温俊鹏修昊范怡衡韦池一韦小明杨中民; partially supported by the National Natural Science Foundation of China(NSFC)(Nos.62375087,12374304,U1609219,and 62235014);the NSFC Development of National Major Scientific Research Instrument(No.61927816);the Mobility Programme of the Sino-German(No.M-0296);the Introduced Innovative Team Project of Guangdong Pearl River Talents Program(No.2021ZT09Z109);the Natural Science Foundation of Guangdong Province(No.2021B1515020074);the Science and Technology Project of Guangdong(No.2020B1212060002)。; We report a high-stability ultrafast ultraviolet(UV)laser source at 352 nm by exploring an all-fiber,all-polarizationmaintaining(all-PM),Yb-doped femtosecond fiber laser at 1060 nm.The output power,pulse width,and opt...; 关键词：all-polarization-maintaining fiber ultrafast fiber laser UV laser

Generation and observation of multiple solitons from a mid-infrared ultrafast fiber laser: 《Chinese Optics Letters》2024年第3期83-88,共6页李梦媛宋宇锋张春香王振洪刘军; supported by the National Natural Science Foundation of China(Nos.61935013,61975133,and62005178);the Guangdong Major Project of Basic and Applied Basic Research(No.2020B0301030009);the Natural Science Foundation of Guangdong Province(No.2023A1515010093);the Science and Technology Innovation Commission of Shenzhen;Shenzhen Peacock Plan(Nos.KQTD20170330110444030,JCYJ20200109114018750,and JCYJ20220809170611004);Shenzhen University(No.2019075)。; We demonstrate the generation of a unique regime of multiple solitons in a Tm-doped ultrafast fiber laser at~1938.72 nm.The temporal pulse-to-pulse separation among the multiple solitons,10 in a single-pulse bunch,inc...; 关键词：mode-locked fiber laser multiple solitons pump hysteresis pulse-to-pulse interval

Spectral manipulation in a high-power ultrafast fiber laser system generating ultrashort pulses with GHz repetition rate: 《Chinese Optics Letters》2023年第9期91-95,共5页张英韬李子豪王天玺修昊韦池一王麓屹郝默雷韦小明杨中民; supported by the NSFC Development of National Major Scientific Research Instrument(No.61927816);the Introduced Innovative Team Project of Guangdong Pearl River Talents Program(No.2021ZT09Z109);the Natural Science Foundation of Guangdong Province(No.2021B1515020074);the Mobility Programme of the Sino-German(No.M-0296);the Double First Class Initiative(No.D6211170);the National Natural Science Foundation of China(Nos.U1609219 and 62235014);the Science and Technology Project of Guangdong(No.2020B1212060002);the Key R&D Program of Guangzhou(No.202007020003)。; In this work,we demonstrate the spectral manipulation in an ultrafast fiber laser system that generates ultrashort pulses with a repetition rate of 1.2 GHz and two switchable modes—a 1064-nm fundamental laser mode wi...; 关键词：high power high repetition rate ultrafast fiber laser

Inversely-designed terahertz metadevice with ultrafast modulation of double electromagnetically induced transparency windows: 《Chinese Optics Letters》2022年第11期100-104,共5页Siyang Hu Cheng Xiang’ai Weibao He Yuze Hu Mingyu Tong Zhongjie Xu; supported by the National Natural Science Foundation of China (No. 62075240);the National Key Research and Development Program of China (No. 2020YFB2205800)。; Terahertz metasurfaces have great applications for efficient terahertz modulation, but there are still problems in designing terahertz metadevices in terms of complexity and inefficiency. Herein, we demonstrate an inv...; 关键词：terahertz metasurfaces inverse design double electromagnetically induced transparency

High spatial-resolution biological tissue imaging in the second near-infrared region via optical parametric amplification pumped by an ultrafast vortex pulse [Invited]被引量：1: 《Chinese Optics Letters》2022年第10期8-13,共6页Xuanke Zeng Congying Wang Yi Cai Qinggang Lin Xiaowei Lu Jiahe Lin Xinming Yuan Wenhua Cao Yuexia Ai Shixiang Xu; partially supported by the National Natural Science Foundation of China(Nos.92050203,62075138,12174264,61827815,12004261,and 61775142);Natural Science Foundation of Guangdong Province(Nos.2021A1515011909 and 2022A1515011457);Shenzhen Fundamental Research Program(Nos.JCYJ20200109105606426,JCYJ20190808164007485,JCYJ20210324095213037,JCYJ20190808121817100,JCYJ20190808143419622,and JCYJ20190808115601653);Shenzhen Key Technology Projects(Nos.JSGG20191231144201722 and JSGG20211108092800001).; Applying an ultrafast vortex laser as the pump,optical parametric amplification can be used for spiral phase-contrast imaging with high gain,wide spatial bandwidth,and high imaging contrast.Our experiments show that t...; 关键词：optical parametric amplification ultrafast vortex laser pulse spatial resolution phase-contrast imaging

Role of the interlayer interactions in ultrafast terahertz thermal dynamics of bilayer graphene: 《Chinese Optics Letters》2022年第9期79-83,共5页Tingyuan Jia Shaoming Xie Zeyu Zhang Qinxue Yin Chunwei Wang Chenjing Quan Xiao Xing Juan Du Yuxin Leng; supported by the National Natural Science Foundation of China(Nos.92050203,61905264,61875211,61925507,62005296,and 62105347);National Key R&D Program of China(No.2017YFE0123700);CAS Interdisciplinary Innovation Team。; Bilayer graphene,which is highly promising for electronic and optoelectronic applications because of its strong coupling of the Dirac–Fermions,has been studied extensively for the emergent correlated phenomena with m...; 关键词：TERAHERTZ ultrafast spectroscopy bilayer graphene

Large area patterning of ultra-high thermal-stable structural colors in transparent solids被引量：5: 《Chinese Optics Letters》2022年第3期1-5,共5页Jie Zhang Dezhi Tan Kaiqiang Cao Tianqing jia jianrong Qiu; This work was financially supported by the National Key R&D Program of China(No.2021YFB2800500);National Natural Science Foundation of China(Nos.U20A20211,51902286,61775192,61905215,and 51772270);Open Funds of the State Key Laboratory of High Field Laser Physics,Shanghai Institute of Optics and Fine Mechanics,Chinese Academy of Sciences;Fundamental Research Funds for the Central Universities.; Printing stable color with a lithography-free and environment-friendly technique is in high demand for applications.We report a facile strategy of ultrafast laser direct writing(ULDW)to produce large-scale embedded st...; 关键词：ultrafast laser direct writing structural color GLASS information storage

Coherent dissipative soliton intermittency in ultrafast fiber lasers被引量：1: 《Chinese Optics Letters》2022年第1期64-68,共5页Yueqing Du Chao Zeng Zhiwen He Qun Gao Dong Mao; supported by the National Natural Science Foundation of China (Nos. 61805277, 11634010, and 11874300);Natural Science Basic Research Program of Shaanxi (No. 2019JQ-447);Fundamental Research Funds for the Central Universities (No. 310202011QD003);National Key R&D Program of China (No. 2017YFA0303800);Fundamental Research Funds for the Central Universities (Nos. 3102019JC008 and 3102019PY002); As a universal phenomenon in nonlinear optical systems,intermittency is usually accompanied by the coherence loss such as soliton explosions in fiber lasers.Based on real-time spectroscopy,we revealed the coherent dis...; 关键词：mode-locked lasers optical solitons fiber lasers

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