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DETERMINING: 作品数：601被引量：951H指数：14; 导出分析报告; 相关领域：理学更多>>; 相关作者：吕军冯景孙静宗营王玉平更多>>; 相关机构：南京航空航天大学空军勤务学院中南大学太和医院更多>>; 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中国博士后科学基金更多>>

Comparison of the accuracy of powder and single-crystal X-ray diffraction techniques in determining organic crystal structure被引量：1: 《Chinese Science Bulletin》2014年第5期497-501,共5页Shanshan Li Xiaoqing Wu Qingqing Pan Qiang Cheng Hui Li; This study demonstrates the accuracy of powder X-ray diffraction(PXRD)in determining the crystal structures of four organic molecules by comparing the structural information obtained from both single-crystal X-ray dif...; 关键词：X-射线衍射技术单晶X-射线衍射晶体结构精度 SXRD 粉末相对偏差有机分子

Comparison between magnetic coplanarity and MVA methods in determining the normal of Venusian bow shock: 《Chinese Science Bulletin》2013年第20期2469-2472,共4页SHAN LiCan LU QuanMing ZHANG TieLong GAO XinLiang HUANG Can SU YanQing WANG Shui; supported by Ocean Public Welfare Scientific Research Project, State Oceanic Administration People’s Republic of China (201005017);the National Natural Science Foundation of China (40931053,41174124, 41274144 and 41121003);the Fundamental Research Funds for the Central Universities (WK2080000010); With the measurements of magnetic field of Venus Express (VEX), magnetic coplanarity and minimum variance analysis (MVA) methods are analyzed and their validity is tested to determine the normal of Venusian bow shocks...; 关键词：共面性 MVA 金星激波定正太阳天顶角测量方法方差分析

Crystal structure determining of 7-ADCA based on X-ray powder diffraction被引量：7: 《Chinese Science Bulletin》2006年第19期2421-2424,共4页HU Enping CHENG Qiang GUO Linghong LI Hui; Optimum resolution data of X-ray pow- der diffraction for 7-amino desacetoxy cephalospo- ranic acid(7-ADCA) were collected from an X′ Pert Pro MPD diffractometer with the setup of 0.01°/s and 0.01° per step. Indexi...; 关键词：XRD 7-ADCA 建模晶体结构测定

Method of determining grid sizes of finite element method of water quality models for geometrically complex river course被引量：1: 《Chinese Science Bulletin》1998年第4期345-348,共4页Yang Chunping Zhong Yuanyuan Zeng Guangming; ThisworkwassupportedbytheScienceandTechnologyFoundationfromtheEducationalDepartmentoftheMinistryofMachineryIndustryofChina (GrantNo .95 2 5 1313) .; The method of determining grid sizes of finite element method of water quality models is presented on the basis of characteristics of pollutant distributed in the just downstream grid of discharge. A given length of t...; 关键词：RIVER water quality model FINITE ELEMENT METHOD numerical calculation grid.

Determining burn degree of fire-damaged concrete constructions by thermoluminescence被引量：2: 《Chinese Science Bulletin》1997年第21期1829-1833,共5页Pei, JX Han, Y Sun, XH; NOWADAYS there are many skyscrapers in cities. If fire-damaged, the only way to lessen; 关键词：DETERMINING of thermolominescence CONCRETE constructions.

A New Method in Determining the Phase Stability of Alloys: 《Chinese Science Bulletin》1994年第21期1846-1847,共2页萧功伟; Based on Refs.[1, 2], a new method in determining the phase stability of alloys has been established by using the crystalline electron concentration ψ proposed by the author.By means of this method,calculations of al...; 关键词：毛价

DETERMINATION OF THE PARTICLE VOLUME IN AGED Lc4 ALUMINIUM ALLOY BY SMALL ANGLE X-RAY SCATTERING: 《Chinese Science Bulletin》1991年第2期169-170,共2页孟昭富; Although for mono-dispersion system the particle volume can be determined by small angle X-ray scattering (SAXS), only few papers about determining particle volume were published. It needs to do extensive calculations...; 关键词：SAXS DETERMINING 西夕 immediately holds LETTER

A NEW METHOD FOR DETERMINING PALEOMAGNETIC FIELD INTENSITY被引量：1: 《Chinese Science Bulletin》1990年第22期1906-1909,共4页朱日祥刘椿朱岗昆; I. INTRODUCTIONLike all the vector fields, the earth’s magnetic field is described by three independent elements, which are different for different coordinate systems. The geomagnetic field is commonly represented by...; 关键词：paleomagoetic field INTENSITY experimental method BLOCKING temperature.

A MULTIPLE SHOOTING METHOD FOR DETERMINING PERIODIC WINDOWS OF ONE-DIMENSIONAL MAPS: 《Chinese Science Bulletin》1989年第6期462-467,共6页凌复华; Project supported by the Science Fund of the Chinese Academy of Sciences and the Natural Science Fund of the Ministry of Education of China.; The calculation of the bifurcation behavior of one-dimensional maps by Feigenbaum enabled him to discover the important universality and scaling properties. Feigenbaum calculated a particular root of a polynomial of o...; 关键词：multi-shooting ONE-DIMENSIONAL map PERIODIC WINDOW Newton’s method super stable PERIODIC orbit.

THE MEDOC COORDINATE SYSTEM AND ITS EFFECT ON THE DETERMINATION OF POLE MOTION: 《Chinese Science Bulletin》1986年第18期1243-1249,共7页朱文耀 A.PIUZZI 丁元君; Ⅰ. INTRODUCTION There are two worldwide permanent networks for determining pole motion using Doppler tracking data: the DMA and the MEDOC respectively under the charge of Defence Mapping Agency in USA and GRGS/CNES i...; 关键词：PERMANENT Mapping DETERMINING TRANSFORMATION PRECISE AGENCY verified adjustment AUSTRALIA allel

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