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[期刊论文] 作者:JIN Tong-Shou YANG Mi-Na FENG,
来源:有机化学 年份:2003
Pentaerythritol diacetals are useful in many fields. They can be applied as plasticizers and vulcanizers of various polymeric materials, as raw materials for pr...
Preparation of 1-Trifluoroethyl-4-methoxy-5-chloropyridazin-6-one: Methyl Shift of 4-Methoxy-5-chlor
[期刊论文] 作者:LIN Gui-Chun YANG Zhen-Jun ZHA,
来源:有机化学 年份:2003
N1-Trifluoroethyl-4-methoxy-5-chloro-3-pyridazone (4) was synthesized by the substitution reaction of 4methoxy-5-chloro-3-pyridazone (1) with trifluoroethyl tri...
[期刊论文] 作者:LI Zi-Yan YANG Xiao-Dong ZHAO,
来源:有机化学 年份:2003
The genus Lagotis (Scrophulariaceae) is represented with 17 species in China, mostly growing in the south western part of the country on mountains of 3000 meter...
[期刊论文] 作者:YANG Chu-Luo Steven P. Nolan,
来源:有机化学 年份:2003
Nucleophilic N-heterocyclic carbenes have attracted considerable attention. These ligands are strong σ-donor with negligible π-accepting ability, and in this...
Cyclopalladated Ferrocenylimine: Highly Active Catalyst for the Suzuki Reaction of Arylboronic Acids
[期刊论文] 作者:YANG Liang-Ru ZHANG Jin-Li ZHA,
来源:有机化学 年份:2003
Carbon-carbon bond formation reactions are some of the most important processes in chemistry, that provide key steps in the building of more complex molecules f...
Studies on the Catalytic Activities of Cyclopalladated Ferrocenylimine in the Suzuki Reaction of Pyr
[期刊论文] 作者:ZHANG Jin-Li YANG Liang-Ru ZHA,
来源:有机化学 年份:2003
Heterobiaryls have important biologicalproperties. [1] The use of catalytic cross-coupling methodologies forpreparing aryl functionalized heterocycles with phar...
[期刊论文] 作者:YANG De-sheng(杨德生),
来源:中南工业大学学报:英文版 年份:2003
An efficient binomial lattice for pricing Asian options on yields is established under the affine term structure model. In order to reconnect the path of the di...
A New Ductile Fracture Criterion and Its Application to the Prediction of Forming Limit in Deep Draw
[期刊论文] 作者:Yuying YANG Zhongqi YU Xuechun,
来源:材料科学技术:英文版 年份:2003
With considering the influence of equivalent plastic strain on void-damage and taking Lemaitre damage equivalent stress as plastic potential, based on continuou...
[期刊论文] 作者:Dianyou Chen Xuexiang Yang Qiy,
来源:世界地质:英文版 年份:2003
The differential rotation between solid and fluid caused by tidal force can explain a 1500 to 1800-year cycle of the climate change. Strong tide increases the v...
Study on low-temperature lipase of psychrophilic bacterium 2-5-10-1 isolated from deep sea of Southe
[期刊论文] 作者:Lin Xuezheng Yang Xiuxia Bian,
来源:海洋学报:英文版 年份:2003
A strain of psychrophilic bacterium, 2-5-10-1, which produces low-temperature lipase, is isolated from the deep sea of Prydz Bay in Southern Ocean. The highest...
[期刊论文] 作者:Yang I.D. Sommerville A.,
来源:钢铁 年份:2003
讨论了利用铝业的废渣和副产品作为钢铁工业的精炼合成渣的可能性和实际结果,介绍了一些将铝业废渣转化为炼钢合成渣的成功工艺,概述了脱硫方面使用铝酸钙为基的合成渣的有关...
Diffusion Bonding of Tungsten to Copper and Its Alloy with Ti Foil and Ti/Ni/Ti Multiple Interlayers
[期刊论文] 作者:Guisheng ZOU Jun YANG Aaiping,
来源:材料科学技术:英文版 年份:2003
Ti foil and Ti/Ni/Ti multiple interlayers were selected for the bonding of tungsten to copper and CuCrZr alloy. Theeffects of processing conditions on the micro...
[期刊论文] 作者:YANG,Wei-Fan,KONG,Deng-Ming,等,
来源:核技术:英文版 年份:2003
230Pa was produced through the 232Th(p,3n)230Pa reaction in the irradiated ThO2 powder targets with 35 MeV proton beam. Pa was radiochemically separated from Th...
[期刊论文] 作者:HUANG,Ning-kang,YANG,Bin,等,
来源:核技术:英文版 年份:2003
SiC-C films with different content of SiC were deposited with r. f. magnetron sputtering followed by argon ion bombardment. These films were then permeated by h...
[期刊论文] 作者:YANG Yu-xiao,XIONG Kai-li,ZHOU,
来源:半导体光子学与技术 年份:2003
A new method based on the material removal and cross-section optical scanning is investigated.The advantage of this method is that the internal and external inf...
[期刊论文] 作者:Pei-juan YANG,Si-tian LIU,Xue-,
来源:生殖与避孕 年份:2003
Objective To explore whether the changes on lipids profile induced by oral contraceptives could be reduced through alternatively administering two oral contrace...
[期刊论文] 作者:MIAO YUAN-XIU,YANG Hong-Yu,Zha,
来源:黑龙江科技学院学报 年份:2003
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...
[期刊论文] 作者:ZHAO Chungui,YANG Binsheng,ZHA,
来源:黑龙江科技学院学报 年份:2003
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...
Archaeal acylamino acid releasing enzyme/lipase: Crystallization and preliminary crystallographic an
[期刊论文] 作者:WANG Ganggang,GAO Renjun,YANG,
来源:黑龙江科技学院学报 年份:2003
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...
First-Principles Studies for the Electronic Structures of Diluted Magnetic Semiconductors (Ga, Fe)As
[期刊论文] 作者:WEI Shu-yi,WANG Tian-Xing,YANG,
来源:黑龙江科技学院学报 年份:2003
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...
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