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Car-Parinello molecular dynamics simulations of thionitroxide and S-nitrosothiol in the gas phase,me
A dilemma about whether thionitroxide radical(RSNHO) or S-nitrosothiol(RSNO) is observed in protein S-nitrosylation has ......
Nucleophilic substitution reaction in polyfluoroaromaticsⅠ.Reactions with secondary amine nucleophil
Perfluorobenzene,chloropentafluorobenzene and dichlorotetrafluorobenzene werereacted with pyrrolidine,piperidine,morpho......
Studies on fluoroalkylation and fluoroalkoxylation——8. Palladium(0)-catalyzed addition reaction of f
Fluoroalkyl iodide R_FI [R_F=(CF_2)_nCl, n=2, 4, 6; CF_3(CF_2)_n, n=1, 3; H(CF_2)_4lreacted with alkyne (CH≡CC_4H_9; C......
Two new lignans with dibenzocycloheptadiene skelectons have been synthesized by intramolecular nonphenolic oxidative cou......
AIM To investigate the fatty acid-based functional lipidomics of patients on long-term home parenteral nutrition receivi......
An improved synthetic method of saquinavir, an HIV protease inhibitor, is described. In comparison with the methods in t......
Remarkable rate acceleration of SmI3-mediated iodination of acetates of Baylis-Hillman adducts in io
Stereoselective transformation of Baylis-Hillman acetates 1 into corresponding (Z)-allyl iodides 2 has been achieved by ......
5,7-Dimethoxy-2-phenylquinolin-4-yl phenyloxy (N-L-alanine ethyl ester) phosphoramidate (C28H29N2O7P, Mr = 536.17) has b......
Supramolecular assembly of three d~(10) metal coordination polymers based on the naphthalene-1,8-dic
Three d10 tetranuclear complexes,Cd 4(1,8-nap) 4(2,2′-bipy) 4(H2O) 8·6H2O(1,8-nap=naphthalene-1,8-dicarboxylate and 2,......
In this review we describe a family of organic-based host frameworks which can accommodate guest molecules. The aim of t......
Liquid-phase α-Pinene Isomerization over Fe-doped Sulfated Zirconia Prepared by a Hydrothermal Treat
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......
31 samples of shales and mudstones developed in reducing hypersaline and freshwater setting and 20 oil samples of Bamian......
以Keggin结构铝取代杂多硅钨酸盐异构体α.iβ-K5[SiW11Al(H2O)O39].xH2O(iβ=β1,β2,β3)为掺杂剂制备了α.iβ-SiW11Al/PANI电......
讨论了Clifford代数的结构,证明Clifford代数的pinor或spinor空间都可以表示为其子空间,且都可以由一个元素生成.选取不可约表示空......
本短文给出了一种构造具有Schur性质的Banach格的方法，同时也给出了不同构于任何l1(Г）的具有Schur性质的Banach格。......
用B3LYP／6-311＋G（d））及MP2／6-311＋G（d）计算方法，对5-甲基胞嘧啶与BH3所形成复合物及异构化反应进行了研究，获得了6种复合物及4个异构化过渡态．......
针对传统网络拓扑图布局算法计算量大的问题，提出一种基于逆向自组织学习的布局算法，算法中借鉴人工神经网络的思想，利用人工神经网络......
目的 建立液相色谱-串联质谱(LC-MS/MS)分析方法，以同时分离测定复方救必应胶囊中3种互为同分异构体的有效成分(α-香附酮、香附烯......
采用一锅合成法通过调变自组装过程中硫酸和盐酸的体积比，成功制备了系列介孔S02-4／ZrO2-SiO2固体酸材料（Zr／Si物质的量为1．1）。XRD、UV-......
在1 m×0.8 m的矩形区域内，设计一种U形滑道约束链传动机构，以便能携带更多的负载。利用Matlab中多项式曲线拟合函数polyfit函数......
马来酸酐和甲醇在一水硫酸氢钠存在下发生酯化反应,所得产物马来酸二甲酯在光和溴存在下转化成富马酸二甲酯.该法有操作方便、反应......
使用5-D-谷氨酰-D-半胱氨酰甘氨酸（D-谷胱甘肽）及其同分异构体1-L-谷氨酰-D-半胱氨酰甘氨酸作为稳定剂,在水溶液中合成了碲化镉（CdTe）......
概括介绍了低阶BCI-代数计数问题研究过程中的主要阶段性成果.本期学报所刊出的一组文章完整解决了当阶数小于等于5时非p-半单、非......
用不同浓度的盐酸溶液对纳米ZSM-5分子筛进行脱铝改性,采用X-射线衍射（XRD）、X-射线荧光光谱（XRF）、扫描电子显微镜（SEM）、氮气物理吸附......
如何将心理学实验中冗余与重复操作用计算机软件来实现一直是众多相关领域学者孜孜追求的目标;总结出Tatool工具具有开源性、跨平......
文献[1]对经典模糊逻辑'非'、'与'、'或'及'蕴涵'算子进行了系统的研究.文[2]、[3],[4]分别给出......
Time-Acupoints-Space Acupuncture (ATAS) is a newly discovered needling technique based on the four Chinese ancient time-......
The physicochemical properties and catalytic activity of pure and sulfated titanium oxide (TiO2 and ) is described in th......
In this work, the use of computational methods was essential to distinguish the three possible isomeric structures of th......
采用PM3法对HSO3-异构化成HOSO2-的反应进行了研究，得到了互变异构及应过渡态的几何构型。从理论上论证了这一异构化的机理。......
用量子化学从头计算方法在HF／6－31G水平上研究了甲基硫代磷酰二氯自身异构化反应的微观机理，优化得到了反应物，过渡态和产物的几何构型......
事文对任意的索数P及自然数N，构造出有理数乘群G=@)的两类子群GP和q-o-G关于它们的商群分别为盈和墨，它们之间有许多很好的关系，特别......
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把集值映射的方法应用到群结构，得到了幂群的概念，讨论了幂群及其性质，并对拟商群等进行了讨论，得出了一些有意义的结果。......
