Attrac相关论文
A simple and efficient synthetic protocol has been developed using a one-pot multicomponent reaction(MCR) involving 2-am......
Effects of sodium tungstate on characteristics of microarc oxidation coatings formed on magnesium al
Oxide coatings on AM60B magnesium alloy were prepared using the microarc oxidation(MAO) technique in silicate-KOH electr......
Effect of Y_2O_3 on microstructure and oxidation of γ-Ni+γ′-Ni_3Al coatings transformed from electro
The electrodeposited Y2O3-dispersedγ-Ni+γ′-Ni3Al coatings on Ni substrates were developed by the conversion of electr......
When General Secretary Xi Jinping visited the Wuling Mountain area,he showed concern for its residents including their d......
Studies on the identification and syntheses of insect pheromones XX.Synthesis of(7R,8S)-(+)-sex pher
The chiral epoxy alcohol 3 was synthesized in 92％ e.e through the kinetic resolutionof(±)-1-tridecen-3-ol 2 by Sharples......
Improvement of Tunable Diode Laser Absorption System with a Novel Multipass Cell and Wavelet Transfo
Combination of Tunable Diode Laser Absorption Spectroscopy(TDLAS)technique and multipass cell is an attractive approach ......
Zero-field splitting parameters and local structures for tetragonal Cr~(2+) centers in Cr~(2+)-doped
The inter-relation between zero-field splitting(ZFS) parameters and local lattice structures of the(CrSe4)6-clusters in ......
REACTION PROBABILITIES OF ENERGETIC SPECIES AT GROWING DIAMOND FILM SURFACES BY MOLECULAR DYNAMICS S
A Molecular Dynamics (MD) simulation with Tersoff empirical many-body potential has been employed to investigate the gro......
HOST to the largest commercial building in Asia, the densest and most centralized shopping center, hotels and stores of......
Dumb-bell Structures of Nonstoichiometric La(Ni, Sn)_(5+x) Alloys and Their Relationships with the P
Crystal structures of nonstoichiometric La(Ni, Sn)5+x (x = 0.1～0.4) alloys prepared by different methods were investigate......
Interfacial microstructure and properties of diamond/Cu-xCr composites for electronic packaging appl
Diamond/Cu-xCr composites were fabricated by pressure infiltration process.The thermal conductivities of diamond/Cu-xCr(......
Preparation of Nanometer Nd~(3+),Y~(3+) Co-doped CaF_2 Powder by Coprecipitation-azeotropic Distilla
The synthesis of Nd~(3+),Y~(3+):CaF_2 nanopowder was conducted by azeotropic distillation method,which effectively dehyd......
The degradation behavior of SrBi2 Ta2O9 (SBT) thin films annealed in forming gas (5%H2 +95%N2) was investigated. The fer......
Electrodeposition of SnO_2 nanocrystalline thin film using butyl-rhodamine B as a structure-directin
Porous SnO_2 nanocrystalline thin films were successfully electrodeposited from an oxygen-saturated acid aqueous solutio......
Landslide hazard and risk assessment on the northern slope of Mt.Changbai,a well-known tourist attraction near the North......
We determined the variation tendency of viscosity (η) at various solids load- ing (α) for 3Y-TZP suspension as a funct......
ANALYSIS OF A SCREW DISLOCATION INSIDE A CIRCULAR INCLUSION WITH INTERFACIAL CRACKS IN PIEZOELECTRIC
The electroelastic interaction of a screw dislocation inside a circular inclusion with interfacial cracks in piezoelectr......
Synthesis, Characterization and in vitro Degradation Properties of Poly(Propylene Fumarate-co-Propyl
Poly(propylene fumarate-co-propylene sebacate) (P(PF-co-PS)) was crosslinked with N-vinyl pyrrolidone (N-VP) to form net......
The influences of laser defocusing amount△z,laser power P,space distance D_(LA)between laser and arc on weld penetratio......
Study on the hot deformation behavior of Al-Zn-Mg-Cu-Cr aluminum alloy during multi-stage hot compre
The mechanical behavior and microstructures of an Al-Zn-Mg-Cu-Cr aluminum alloy during multi-stage hot deformation were ......
Properties of the even-N Zr isotopes and their corresponding single-Λ and double-Λ hypernuclei are studied in the defo......
Improving Corrosion Resistance of Friction Stir Welding Joint of 7075 Aluminum Alloy by Micro-arc Ox
An attempt has been made to improve the corrosion resistance of friction stir welded joints of 7075 aluminum alloys by m......
The free surface flow generated by twin-cylinders in forced motion submerged beneath the free surface is studied based o......
Recent advances in connected vehicles and autonomous driving are going to change the face of ground transportation as we......
The cellular neural networks with delay (DCNN’s) are investigated, and some new sufficient conditions on asymptotical s......
植食性昆虫的天敌能够利用虫害诱导的挥发物进行有效的寄主或猎物定位.为了开发稻飞虱卵期天敌稻虱缨小蜂Anagrus nilaparvatae Pa......
The global stabilization control of arbitrary eigenstates for finite dimensional stochastic quantum systems with non-dia......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
沿海区域城市拥有港口,物流运输便利,易于形成港口特色产业,因此相关特色产业人才的吸引和保留对该区域的经济发展起到重要作用.以......
根据梯度系统理论及引入指标权向量Ｗ，建立修正的Ｎ维弹性网络模型及其递推算法，应用于矿业开采方案的模糊优选。以某黄金矿山科研试验方......
青年教师是高校思想政治理论课教学的主力军,在提高思想政治理论课对学生的吸引力和有效性中发挥着重要作用。青年教师的人格、学......
考虑一类McCulloch-Pitts型信号函数的时滞神经网络差分系统周期解的吸引性,所得结果改进了文献[6]相关结论.......
松褐天牛(Monochanus ahernatus)在黄山市引诱试验研究表明，成虫羽化始期为5月中旬；盛期为6月份，占总诱捕量的60．1％；末期为9月下旬。雌雄......
行为生测和触角电位反应都证明茶蚜Toxoptera aurantii体表的正己烷或乙醚漂洗物对茶蚜重要天敌中华草蛉chysopa sinica、蚜茧蜂Ap......
以橘小实蝇为研究对象,研究蛋白饵剂对不同日龄、不同释放密度不育雄虫的引诱作用,以及施用蛋白饵剂后不同时间、添加多杀菌素对不......
利用佳多智能型虫情测报灯对恩施市盛家坝果园害虫进行监测，1a中共收集昆虫10余目40余科，17万余种，并初步鉴定出了500多种昆虫。结果......
首先给出了判定广义Ｌｉｅｎａｒｄ方程焦点稳定性的简便的新方法，其次讨论全局吸引性与有界性的关系，并给出了全局吸引的条件。......
根据大气运动原始方程组导出一个支配台风中心移动的基本方程，方程中包括了非绝热加热，温度场分布，地形与摩擦等各中能影响台风移动的......
随着改革开放的进一步深化及中国加入世界贸易组织，中国与外部世界的接触与交流也日益频繁。中国需要更多的了解世界，世界也需要更好......
