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SECOND-ORDER: 作品数：660被引量：1037H指数：12; 导出分析报告; 相关领域：理学更多>>; 相关作者：孙志忠郭力李霞林王成山阮文权更多>>; 相关机构：东南大学哈尔滨工业大学北京应用物理与计算数学研究所上海交通大学更多>>; 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国家教育部博士点基金更多>>

Emission characteristics of surface second-order metal grating distributed feedback semiconductor lasers被引量：5: 《Chinese Science Bulletin》2012年第17期2083-2086,共4页SHI JunXiu QIN Li LIU Yun ZHANG Nan ZHANG Jian ZHANG LiSen JIA Peng NING YongQiang ZENG YuGang ZHANG JinLong WANG LiJun; supported by the National Natural Science Foundation of China (90923037,61106068 and 61176045); To obtain high-power semiconductor lasers with stable operation in a single longitudinal mode and improve the characteristics of the output beam,an end-emitting surface second-order metal grating distributed feedback(...; 关键词：高功率半导体激光器金属光栅分布反馈二阶表面排放特性 DFB激光器稳定运行

Quantum chemical studies on tuning the second-order nonlinear optical molecular switching of triarylborane derivatives: 《Chinese Science Bulletin》2012年第15期1772-1780,共9页LI Xue SUN ShiLing MA NaNa QIU YongQing FU Qiang; supported by the National Natural Science Foundation of China (20873017);the Natural Science Foundation of Jilin Province(20101154); In this work, density functional theory (DFT) combined with the finite field (FF) method has been adopted to analyze the second-order nonlinear optical (NLO) properties of the triarylborane (TAB) derivatives obtained ...; 关键词：二阶非线性光学性质分子开关衍生物三芳基硼烷化学研究 TD-DFT 单电子还原

Model analysis method (MAM) on the effect of the second-order ionospheric delay on GPS positioning solution被引量：15: 《Chinese Science Bulletin》2010年第15期1529-1534,共6页LIU XiFeng YUAN YunBin HUO XingLiang LI ZiShen LI Wei; supported by the National Science Foundation for Distinguished Young Scholars (Grant No. 40625013);the National Natural Science Foundation of China (Grant No. 40890160);the National High-Tech Research and Development Program of China (Grant No. 2007AA12Z311);the Knowledge Innovation Program of the Chinese Academy of Sciences (Grant No.0909141014); In this paper,we develop an approach to study the effect of second-order ionospheric delay on GPS positioning based on the ionosphere-free combination (abbreviated to Lc) of GPS dual-frequency carrier phase observable...; 关键词：电离层延迟 GPS定位二阶效应模型分析方法定位解 MAM 武汉地区载波相位

The comparative investigation on redox property and second-order nonlinear response of Keggin-type α-[PM_(12)O_(39)NPh]^(3-) (M = W and Mo) and Mo_6NPh: 《Chinese Science Bulletin》2009年第2期203-211,共9页SONG Ping YAN LiKai GUAN Wei FENG JingDong LIU ChunGuang SU ZhongMin; Supported by National Natural Science Foundation of China (Grant No. 20573016);Training Fund of NENU’S Scientific Innovation Project (Grant No. NENU- STC07017);Science Foundation for Young Teachers of Northeast Normal University (Grant No. 20070304);Program for Changjiang Scholars and Innovative Research Team in University (PCSIRT); Keggin-type phenylimido-polyoxometalates α-[PM12O39NPh]3- (M = W and Mo) have been systematically investigated on the electronic structures, redox as well as nonlinear optical (NLO) properties by density functional t...; 关键词：三元杂多配合物氧化还原作用电化学法 α-[PM12O39NPh]^3- (M = W and Mo)

Structure and second-order NLO property of the molecules bridged through n-vertex bis-substituted carborane (n=5, 6, 7): 《Chinese Science Bulletin》2007年第17期2326-2330,共5页QIU YongQingt CHEN Hui SUN ShiLing FAN HongLing SU ZhongMin; Supported by the Foundation of Jilin Provincial Excellent Youth (Grant No. 20050107);Youth Science Foundation of Northeast Normal University (Grant No. 111494117); Density functional theory (DFT) B3LYP at 6-31G* level is employed to optimize the structures of the molecules bridged through n-vertex bis-substituted carborane (n=5, 6, 7) and combined with finite field (FF) formalis...; 关键词：碳硼烷分子桥联稳定性密度泛函理论

Temporal response properties to second-order visual stimuli in the LGN of cats: 《Chinese Science Bulletin》2007年第16期2233-2239,共7页XU PengJing YE Xiang ZHOU Yifeng; Visual stimuli occurring naturally are rich in instances of objects delineated from the backgrounds only by differences in luminance,which is called first-order stimuli,as well as those defined by differences of contr...; 关键词：猫视觉一阶激励二阶激励瞬时响应亮度

Nontrivial homoclinic orbits for second-order singular and periodic Hamiltonian systems被引量：1: 《Chinese Science Bulletin》1999年第2期123-129,共7页LI Chengyue , FAN Tianyou TONG MingshengResearch Center of Materials Science, Beijing Institute of Technology, Beijing 100081, China Department of Mathematics, Central University for Nationalities, Beijing 100081, China Computer Center, Beijing Institute of Technology, Beijing 100081, China; The existence of nontrivial homoclinic orbits of periodic Hamiltonian systems: is proved, where q=（q₁,q₂,’',q_n）, n>2; V（t, q）:R¹×Rⁿ\{e}→R¹ is...; 关键词：HAMILTONIAN systems strong force condition HOMOCLINIC orbit.

Electric field-induced second-order nonlinear enhancement in organic molecular ultrathin films: 《Chinese Science Bulletin》1998年第16期1406-1408,共3页; ThisworkwassupportedbytheNationalNaturalScienceFoundationofChina (GrantNo .19434 0 11)andtheNationalPostdoctoralScienceFoundationofChina .; 关键词：Electric field-induced second-order nonlinear enhancement in organic molecular ultrathin films

Enhancement of second-order harmonic generation in polarized BaTiO_3 thin films embedded with Ag nanoparticles被引量：2: 《Chinese Science Bulletin》1997年第15期1319-1320,共2页ZHOU Ji, LI Longtu, GUI Zhilun, ZHANG Xiaowen, K. M. Moulding and D. J. Barber1 Department of Materials Science and Engineering, Tsinghua University, Beijing 100084, China 2 Department of Physics, The Hong Kong University of Science and Technology, Hong Kong, China; RECENTLY, much attention has been paid to optical properties of ferroelectric thin films. Be-; 关键词：Ba Ag Enhancement of second-order harmonic generation in polarized BaTiO3 thin films embedded with Ag nanoparticles

Canard phenomenon in second-order autonomous unijunction transistor circuit被引量：2: 《Chinese Science Bulletin》1996年第17期1478-1482,共5页徐云; In the nonlinear dynamic system the chaotic phenomenon can only appear in the autonomous system whose order is higher than three (included), which impels the research work in the nonlinear field to focus on the above-...; 关键词：NONLINEAR CIRCUIT CANARD jump.

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