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- Keywords metal cluster;FABMS;degradation; 金属簇合物;FAB质谱;簇解途径;
- Keywords metal clusters;melting;solidification;molecular dynamics cluster;embedded atomistic method; 金属团簇;熔化;凝固;分子动力学;嵌入原子势;
- Keywords Metal cluster;Styrene;Cyclopropanation;Ethyl diazoacetate;Metal carbene; 金属原子簇;苯乙烯;环丙烷化;重氮乙酸乙酯;金属卡宾;
- This is a review article to summarize the synergism in transition metal clusters on the basis of the research results of iron-sulfur, iron-molybdennum-sulfur clusters. 以铁硫、钼硫簇合物为例对过渡金属簇合物中的协同效应进行了讨论。
- Sunney Chan's laboratory in the Institute of Chemistry has recently proposed a new oxidation mechanism based on use of metal clusters to harness a “singlet oxene”. 化学所的陈长谦院士，他的实验室最近提出一个新的氧化反应机制，这个机制是利用金属簇合物可以调控一个”单重态氧原子”的形成。
- A similar metal cluster is believed to be involved in the oxygen-atom insertion into methane to form methanol by the particulate methane monooxygenase in methanotrophic bacteria. 一个类似的铜簇合物可将氧原子嵌入于甲烷分子形成甲醇分子据信是微粒体甲烷单氧化酵素的活性中心。
- The re lative standard deviations is less than 1%.The silver in metal cluster com pounds have been determined by using the method with satisfactory results. 用本法测定含卤素金属原子簇化合物中银,获得满意的结果。
- Our synthetic strategy is based on multi-nuclear metal cluster as nodes and linear organic ligands as linkers in an attempt to gain highly connected self-penetrating nets. 我们的设计思路是以多核金属-氧簇作为结点，以线性有机配体为连接剂，设法构筑高连接自穿插网络。
- We propose a method by which periodic two dimensional arrays of identical metal clusters of nanometer size and spacing could be spontaneously obtained by using standard molecular beam epitaxy. 我们提出了利用分子束外延的自组织生长过程大面积制备二维周期性纳米金属团簇阵列的一种方法。
- The first result in China of the generation of ultracold neutral metal clusters by laser vaporization/molecular beam techniques in the preliminary stage of our experiments is reported. 报道了用激光蒸发/分子束方法产生深度冷却的中性金属团簇。
- The second-order NLO properties of a series of tri-nuclear transition metal clusters with incomplete cubane-like structures were studied by using the first-principle quantum chemical method. 研究了具有欠完整立方烷构型的过渡金属原子簇分子的二阶非线性光学性质。
- The solid transition - metal cluster compounds M2B (M= Mo, W) and M2Ni (M= Zr, Hf) with Al2Cu structure type and MGe2 (M = Nb, Ta) with CrSi2 structure type become superconductors under low temperatures. Al_2Cu型和CrSi_2型固相过渡金属原子簇化合物M_2B(M=Mo;W);M_2Ni(M=Zr;Hf)和MGe_2(M=Nb;Ta)在低温下出现超导行为.
- This paper described the determination of chromium in metal cluster compounds by flame atomic absorption spectrometry.The coexisting element interference was eliminated by sodium ion. 报道了利用火焰原子吸收光谱法测定金属原子簇化合物中铬，用钠离子消除共存元素干扰。
- Keywords metal deactivator;antioxidant;synthesis; 金属钝化剂;抗氧剂;合成;
- Keywords metal fiber porosint composite material; 金属纤维;多孔材料;复合材料;
- Keywords metal injection moding（MIM）;debinding; 金属注射成形（MIM）;脱脂;
- Keywords metal surface streng thenging;boriding; 金属表面强化;渗硼;
- In this paper, the Bond Energy (BE) model is generalized to account for the cohesive energy of metallic clusters by considering the contributions of interior, surface, edge and vertex atoms. 通过考虑团簇的内部原子、面上原子、棱上原子以及顶点原子对团簇结合能的贡献,将键能模型推广至纳米团簇体系。
- Keywords metal ions;bioflocculant;anabolism; 金属离子;生物絮凝剂;合成代谢;
- In earlier calculations, the initial configurations of the metallic clusters were often assumed as the fragments of bulk solids such as face centered cubic (FCC) or body centered cubic (BCC). 早期的模拟研究，通常采用具有面心立方（FCC）或体心立方（BCC）的体相金属的片断作为金属团簇的初始构型。
