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SECTION: 作品数：1441被引量：1489H指数：15; 导出分析报告; 相关领域：文化科学更多>>; 相关作者：王家旭陆漱韵吴晓威孟晓荣郭军更多>>; 相关机构：学研究院清华大学中国科学院中国民航大学更多>>; 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>>

Breakdown of Raman selection rules by Frohlich interaction in few-layer WS_(2)被引量：1: 《Nano Research》2021年第1期239-244,共6页Qing-Hai Tan Yu-Jia Sun Xue-Lu Liu Kai-Xuan Xu Yuan-Fei Gao Shu-Liang Ren Ping-Heng Tan Jun Zhang; the National Basic Research Program of China(Nos.2017YFA0303401,2016YFA0301200);Beijing Natural Science Foundation(No.JQ18014);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDB28000000).; The polarization selection rule of Raman scattering is crucial in symmetry analysis of elementary excitations in semiconductors and correlated electron systems.Here we reported the observation of breakdown of Raman se...; 关键词：WS_(2) resonant Raman scattering dark exciton Raman section rules Frohlich interaction

Spectral dynamical behavior in two-section, quantum well,mode-locked laser at 1.064 μm: 《Chinese Physics B》2017年第7期123-129,共7页魏思航马奔陈泽升廖永平郝宏玥张宇倪海桥牛智川; Project supported by the National Basic Research Program of China(Grant Nos.2013CB933304 and 2012CB932701);the National Natural Science Foundation of China(Grant Nos.61274125 and 61435012);the Strategic Priority Research Program(B)of the Chinese Academy of Sciences(Grant No.XDB01010200); In this study, two-section mode-locked semiconductor lasers with different numbers of quantum wells and different types of waveguide structures are made. Their ultrashort pulse features are presented. The spectral dyn...; 关键词：mode-locked laser saturable absorber BLUE-SHIFT thermal effect

Reference Section Method for Mixed State Geometric Phase in Nonunitary Evolution: 《Communications in Theoretical Physics》2015年第7期29-33,共5页杜光乐李田军; Supported in part by the Natural Science Foundation of China under Grant Nos.10821504,11075194,11135003,11275246,and 11475238;by the National Basic Research Program of China(973 Program) under Grant No.2010CB833000(TL); We propose the reference section method to obtain a geometric phase for the mixed states in nonunitary evolution. The reference connection on density operator space is defined. That the parallel transport method and r...; 关键词：GEOMETRIC phase REFERENCE SECTION MIXED STATES non

Influence of Golmud-Lhasa Section of Qinghai-Tibet Railway on Blown Sand Transport被引量：7: 《Chinese Geographical Science》2015年第1期39-50,共12页XIAO Jianhua YAO Zhengyi QU Jianjun; Under the auspices of National Natural Science Foundation of China(No.40930741);National Basic Research Program of China(No.2012CB026105); The Qinghai-Tibet Railway(QTR) passes through 281 km of sandy land, 11.07 km of which causes serious sand damage to the railway and thus, the control of blown sand is important for the safe operation of the railway. C...; 关键词：Qinghai-Tibet Railway（QTR） wind profile blown sand transport sand damage wind tunnel

Simulation and experimental characterization of a dual-mode two-section amplified feedback laser with mode separation over 100 GHz被引量：1: 《Chinese Optics Letters》2014年第11期26-30,共5页潘碧玮余力强陆丹张莉萌赵玲娟; supported in part by the National 973 Project of China(No.2011CB301702);the National 863 Project of China(No.2013AA014202);the National Natural Science Foundation of China(Nos.61201103,61335009,61274045,and 61205031); A tunable two-section amplified feedback laser, which employs an amplifier section as the integrated feedback cavity, is designed and fabricated for dual-mode operation with mode separation of 100 GHz. Detailed simula...; 关键词：mode Simulation and experimental characterization of a dual-mode two-section amplified feedback laser with mode separation over 100 GHz OVER

Characteristic fractional step finite difference method for nonlinear section coupled system: 《Applied Mathematics and Mechanics(English Edition)》2014年第10期1311-1330,共20页袁益让李长峰孙同军刘允欣; supported by the Major State Basic Research Program of China(No.19990328);the National Tackling Key Program(No.20050200069);the National Natural Science Foundation of China(Nos.10372052,10771124,11101244,and 11271231);the Doctorate Foundation of the State Education Commission(No.20030422047); For the section coupled system of multilayer dynamics of fluids in porous media, a parallel scheme modified by the characteristic finite difference fractional steps is proposed for a complete point set consisting of c...; 关键词：three-dimensional section coupled system complete nonlinear equation characteristic fractional step CONVERGENCE numerical simulation

A Three-section Algorithm of Dynamic Programming Based on Three-stage Decomposition System Model for Grade Transition Trajectory Optimization Problems: 《Chinese Journal of Chemical Engineering》2014年第10期1122-1130,共9页魏宇杰江永亨黄德先; Supported by the National Basic Research Program of China(2012CB720500);the National High Technology Research and Development Program of China(2013AA040702); This paper introduces a practical solving scheme of gradetransition trajectory optimization(GTTO) problems under typical certificate-checking–updating framework. Due to complicated kinetics of polymerization,differen...; 关键词：Gradetransition TRAJECTORY optimization Adaptivegrid ALLOCATION HEURISTIC modifications Three-section dynamic programming Three-stage DECOMPOSITION model

Carbon Isotope Features of the Sugetbrak Section in the Aksu-Wushi Area, Northwest China: Implications for the Precambrian/Cambrian Stratigraphic Correlations被引量：3: 《Acta Geologica Sinica(English Edition)》2014年第5期1535-1546,共12页YAO Chunyan DING Haifeng MA Dongsheng LI Guoxiang; financially supported by the National Natural Science Foundation of China (Grant No.41203023);National Basic Research Program of China (Grant No.2007CB411301); The upper Qigeblaq Formation （Fm） dolostones and the Yurtus Fm phosphatic cherts, black shales, limestones, and dolostones are widely distributed in the Precambrian/Cambrian transitional succession of the Aksu-Wushi...; 关键词：Carbon isotope Stratigraphic correlation Precambrian/Cambrian boundary Northwest China

Thermoluminescence in response to the mass extinction event in Penglaitan Section in Laibin,Guangxi被引量：1: 《Science China Earth Sciences》2013年第8期1350-1356,共7页CHEN GuiFan HU ChaoYong LI Niu YI ZhenHui; supported by National Basic Research Program of China (Grant No.2011CB808800);National Fund for Geological Talents Training(Grant No. J0830520); Thermoluminescence(TL)in marine carbonate has been proposed as a potential proxy for reconstruction of paleoceanography history,and has already been used in defining the Quaternary environment.However,its availability...; 关键词：THERMOLUMINESCENCE CARBONATE Mn/Fe G/L mass extinction marine environment

Reservoir-landslide Hazard Assessment Based on GIS: A Case Study in Wanzhou Section of the Three Gorges Reservoir被引量：5: 《Journal of Mountain Science》2013年第6期1085-1096,共12页WANG Meng QIAO Jian-ping; supported by the International Cooperation Program of the Ministry of Science and Technology of China (Grant No. 2013DFA21720);the National Science & Technology Support Program during the Twelfth Five-Year Plan Period (Grant No. 2011BAK12B01); Reservoir-landslide is mainly caused by changes in hydrodynamic conditions of slope interior at the time of water storage or discharge. The current study mainly focuses on the typical reservoirlandslide, but the sudde...; 关键词：Reservoir-landslide Hazards assessment

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