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RAMAN: 作品数：1028被引量：1936H指数：16; 导出分析报告; 相关领域：理学一般工业技术更多>>; 相关作者：蒋国昌尤静林罗孟飞陈辉侯怀宇更多>>; 相关机构：中国科学院吉林大学厦门大学中国科学技术大学更多>>; 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国家高技术研究发展计划国家教育部博士点基金更多>>

Temporal-spectral correlation dynamics of Raman random fiber laser: 《Science China(Information Sciences)》2025年第4期162-172,共11页Longqun NI Yifei QI Xingyu BAO Jing ZHANG Pan WANG Han WU Zinan WANG; supported by National Natural Science Foundation of China(Grant Nos.62435002,62075030);Ministry of Science and Technology of China(Grant No.DL2023167001L);Sichuan Science and Technology Program(Grant No.2023YFSY0058);111 Project(Grant No.B14039)。; Raman random fiber laser(RRFL)possesses rich physical properties of spectral,temporal,and spatial domains due to its unique feedback mechanism and complex nonlinear effects.Characterizing and controlling the microscop...; 关键词：random fiber laser microscopic characteristics temporal-spectral correlation random spikes nonlinear optics

Fabrication of high-quality surface microtextures on GaN by femtosecond laser direct writing: 《Nanotechnology and Precision Engineering》2025年第1期45-57,共13页Rushuai Hua Zongwei Xu Zhixiang Tao Bing Dong Hong Wang Long Yang; supported by the Henan Key Laboratory of Intelligent Manufacturing Equipment Integration for Superhard Materials(Grant No.JDKJ2022-01);the National Natural Science Foundation of China(Grant Nos.52035009 and 51761135106);the 2020 Mobility Programme of the Sino-German Center for Research Promotion(Grant No.M-0396);the“111”project by the State Administration of Foreign Experts Affairs and the Ministry of Education of China(Grant No.B07014).; Gallium nitride(GaN),as a third-generation semiconductor,is highly attractive due to its exceptional physical and chemical properties.Laser direct writing offers an efficient method for the precise processing of hard ...; 关键词：Femtosecond laser Laser processing Texture GAN RAMAN

Growth of stimulated Raman instability by a density-modulated electron beam in laser-plasma interactions: 《Communications in Theoretical Physics》2025年第1期164-171,共8页Pinki Yadav Devki Nandan Gupta Jyotsna Sharma; financially supported by the Science and Engineering Research Board,Government of India(Grant No.CRG/2022/001989)。; A way to enhance the growth of stimulated Raman instability in laser-plasma interactions was investigated.This relies on the application of density modulation of a co-propagating electron beam in plasmas.In the stimul...; 关键词：Raman instability fluid dynamics plasma fusion

Carbon-based solid lubricants:An overview: 《Friction》2025年第1期101-139,共39页JoséDaniel Biasoli de Mello; Solid lubrication is an excellent option to reduce friction and wear in dry sliding conditions,as well as a secondary source of protection in fluid-lubricated systems.Considering the most widely used solid lubricants,...; 关键词：carbon nanostructures solid lubrication defect quantification TRIBOLAYER micro-Raman(μRaman)spectroscopy

Determining the tilt of the Raman laser beam using an optical method for atom gravimeters: 《Chinese Physics B》2024年第12期264-268,共5页Hua-Qing Luo Yao-Yao Xu Jia-Feng Cui Xiao-Bing Deng Min-Kang Zhou Xiao-Chun Duan Zhong-Kun Hu; Project was supported by the National Key Research and Development Program of China(Grant No.2021YFB3900204)。; The tilt of a Raman laser beam is a major systematic error in precision gravity measurement using atom interferometry.The conventional approach to evaluating this tilt error involves modulating the direction of the Ra...; 关键词：atom interferometer absolute gravimeter precision measurement tilt of Raman laser

Influence of thermal effects on atomic Bloch oscillation: 《Frontiers of physics》2024年第6期269-277,共9页Guoling Yin Chi-Kin Lai Nana Chang Yi Liang Dekai Mao Xiaoji Zhou; Advancements in the experimental toolbox of cold atoms have enabled the meticulous control of atomic Bloch oscillation(BO)within optical lattices,thereby enhancing the capabilities of gravity interferometers.This work...; 关键词：Bloch oscillation optical lattice thermal effects cold atoms Raman cooling

A 1.8 kW high power all-fiber Raman oscillator: 《High Power Laser Science and Engineering》2024年第6期71-79,共9页Chenchen Fan Xiulu Hao Yang Li Min Fu Zilun Chen Tianfu Yao Jinyong Leng Pu Zhou; supported by the National Natural Science Foundation of China(Nos.12174445 and 62061136013); Fiber Bragg grating-based Raman oscillators are capable of achieving targeted frequency conversion and brightness enhancement through the provision of gain via stimulated Raman scattering across a broad gain spectrum....; 关键词：fiber laser graded-index fiber Raman oscillator stimulated Raman scattering

^(13)C NMR、FT-IR、Raman和建模技术对烟煤和无烟煤分子结构的应用研究被引量：1: 《太原理工大学学报》2024年第6期1063-1072,共10页李元吉代诚欣孟上九张保勇张强; 国家自然科学基金资助项目(52374199);黑龙江省自然科学基金优秀青年项目(YQ2022E041);黑龙江科技大学博士科研启动基金;黑龙江省省属高等学校基本科研(2023-KYYWF-0507);黑龙江省博士后面上项目(LBH-Z23030)。; 【目的】探究高精度煤的结构演化及其机理的定量表征。【方法】通过显微组分鉴定、镜质体反射率、工业品质、元素分析和光谱分析,确定了烟煤(FS1)和无烟煤(ZY1)碳骨架结构、官能团的赋存状态等信息,并通过计算机辅助分子设计建立2个分...; 关键词：煤 ^(13)C NMR FT-IR RAMAN 分子结构模型

μ-Raman和ATR-μ-FTIR检测小粒径微塑料的光谱特征及适用性分析: 《应用化工》2024年第11期2757-2764,共8页史燕妮李昌诚曹为李景喜孙承君; 国家自然科学基金资助项目(42176239);崂山实验室科技创新项目(LSKJ202203901);亚合资专项基金(WJ1223001,WJ0923015)。; 目前主流的微塑料定性检测方法为显微红外光谱法(ATR-μ-FTIR)和显微拉曼光谱法(μ-Raman),为了更好地测定两种方法对不同组分小粒径微塑料检测的适用性,以ABS、PS和PP等13种微塑料为例,制备了亚微米级的微塑料,通过检测基底筛选、调整...; 关键词：拉曼光谱红外光谱微塑料最小检测粒径

Realizing submeter spatial resolution for Raman distributed fiber-optic sensing using a chaotic asymmetric paired-pulse correlation-enhanced scheme: 《Photonics Research》2024年第10期2365-2375,共11页BOWEN FAN JIAN LI ZIJIA CHENG XIAOHUI XUE MINGJIANG ZHANG; National Key Research and Development Program of China(2023YFF0715700);National Natural Science Foundation of China(NSFC)(U23A20375,62075151,62205234);Fundamental Research Program of Shanxi Province(202103021223042).; The sensing spatial resolution and signal-to-noise ratio(SNR)of Raman distributed optical fiber sensors are limited by the pulse width and weak Raman scattering signals.Notably,the sensing spatial resolution cannot ex...; 关键词：fiber PULSE SCATTERING

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