配位键
- coordinate bond;coordination bond
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IR分析表明:PVAc-Cu(Ⅱ)配合物中PVAc链节中的CH3COO&中的羰基氧提供孤对电子与金属离子Cu(Ⅱ)形成配位键。
The IR analysis shows that the oxygen in carbonyl group of CH_ ( 3 ) COO in PVAc chain unit provides lone pair electron to form the coordinate bond with metal copper ion Cu ( II ) .
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红外光谱表明,稀土与TTA形成配位键,且稀土的掺入未改变Eu(TTA)3的结构。
IR analysis indicate that the coordinate bond between rare earth and TTA was formed , and the structure of Eu ( TTA ) 3was not destroyed when the rare earth was doped into Eu ( TTA ) 3 .
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用X射线光电子谱(XPS)法研究粘接配位键机理
Study on the Mechanism of the Adhesin Co-ordinate Bond by X-ray Photoelectron Spectroscopy
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在四面体构型中,中心B原子与吡啶环上的N原子形成了配位键,且配位键的键长在B原子与临近配体所形成的键长中最长。
In the typical tetrahedral geometry , the coordination bond length formed from between B and N on the pyridyl is the most longest .
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结果表明:界面处元素N、O、Fe、Al发生了化学位移,从而证实了粘接界面配位键的存在。
The results show that the dis - placement thus the adhesion co-ate ordinate bond existing on the interface was proved .
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研究表明配位键的强度不仅受取代基R的影响,而且还与环结构的变化有关。
The strength of the dative bond deponds not only on the substituents R , but also on the skeletal structure of the parent ring .
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此外,异丙基钛酸酯与乙醇胺的反应物,证明分子内有N→Ti配位键生成。
In addition , The intra-molecular N → Ti coordinate linkage has also been identified in the reaction products of isopropyl titanate and ethyl hydroxyl amines .
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锕系配合物中vanderwaals能与配位键能之间的平衡Ⅰ。
Balance between Coordination Bond and Van der Waals Energies of the Complex Compounds of Actinides I.
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含分子内配位键的(MeOCH2CH2C5H4)2UCl2的合成及表征
Synthesis and Characterization of ( MeOCH_2CH_2C_5H_4 ) _2UCl_2 with Intramolecular Coordination Bond
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XPS数据说明,-PPhZ基团中的磷原于与过渡金属钮之间形成配位键,满足一定空间结构的氧和氮原子也参与配位键的形成。
XPS data revealed that the coordination bonds were formed among phosphorous , some oxygen and nitrogen which meet steric structure and palladium atoms in the palladium complexes .
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通过壳聚糖上的&NH2与Cu2+生成不饱合络合物,以高分子配位键法,对多酚氧化酶(PPO)固定化,实验结果表明这种方法是可行的。
A method for immobilization of polyphenol oxidases ( PPO ) was introduced . The PPO was immobilized on the coordinated polymer chitosan Cu 2 + .
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配位键合Re(OPr~i)(TTA)2的发光有机玻璃的制备
Synthesis of Photoluminescent Organic Glass Containing Re ( OPr ~ I ) ( TTA ) _2 by Coordination Linkage
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以荧光光谱和1HNMR谱研究了驱动四苯基卟啉锌(Ⅱ)[Zn(TPP)]咪唑基尾式卟啉铁(Ⅲ)[Fe(pImEPTPP)Cl]超分子自组装的配位键。
Coordination bonding driving supramolecular self-assembly of Zn ( TPP ) with Fe ( p - ImEPTPP ) Cl was investigated by fluorescence spectra and ~ 1H NMR .
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结果表明,三异丙氧钇中Y(Ⅲ)与PUF中酚羟基上的氧形成了配位键;
The results showed that the coordination bonds were formed between Y (ⅲ) ions and phenolic hydroxyl group of PUF .
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这是由于2Na-EDTA与金属离子结合,配位键联接的Gemini型表面活性剂浓度大幅度下降。
This is because 2Na-EDTA has great binding ability with metal ion and leads to the collapse of Gemini-type surfactant .
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Mo-S簇合物与松散配位键的研究
Research on Mo-S clusters and the loose ligand bond
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IR和PVAc-Fe(Ⅲ)配合物的XPS测试结果表明,PVAc的CH3COO中羰基氧提供孤对电子与金属离子形成配位键。
IR spectra and XPS showed the complex PVAc-Fe ( ⅲ ) is formed by non-paired electrons from oxygen atom of CH_3COO group in PVAc with metal ions .
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复合微粒在溶液中的分散性明显优于TiO2;制备过程中TiO2的晶型没有发生改变;红外光谱分析表明TiO2和聚苯胺之间可能存在配位键和氢键等相互作用。
The dispersion of composite particles was better than TiO2 particles . TiO2 crystal type did not change in the prepared process . Infrared spectrum ( IR ) showed that intensive interaction ( hydrogen bond and coordinate bond ) existed between TiO2 particles and polyaniline .
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γ-APS处理将铝板表面转变为氨基-NH2,PP-g-MAH的酸酐及其水解形成的羧基与-NH2在界面形成了配位键。
The pretreatment of γ - APS transforms the surface of aluminum sheet into amino group-NH_2.The covalent bond between carboxyl groups , - COOH on PP-g-MAH and amino group-NH_2 are formed at the interface .
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通过LBA-603(配位键合剂)与HMX分子的-NO2基团的诱导效应,LBA-603可以在HMX表面形成一层粘附层,达到对HMX的包覆作用。
HMX is coated by LBA-603 ( ligand bonding agent ) which forms an adhesion level on the surface of HMX through the induction effect between LBA-603 and the – NO2 groups of HMX .
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以Cu2+为模板离子,以环氧氯丙烷为交联剂,通过配位键作用,对化学键合在硅胶表面的PEI大分子链进行了离子印迹,制备了复合型Cu2+印迹材料IIP-PEI/SiO2;
Then the molecular imprinted polyethyleneimine on the surface of silica gel was prepared using Cu ~ 2 + as template ions and epichlorohydrin ( ECH ) as crosslinking agent via coordination bond effects , and composite ionic imprinted material IIP-PEI / SiO_2 was obtained .
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聚乙二醇与Fe3O4形成配位键,提供位阻斥力改变Zeta电位和电荷面密度,对Fe3O4的粒径和分散性能无明显影响。
In a solution containing polyethylene glycol , the change of Zeta potential and surface charge is considered to be brought about by complex bond and position obstruction repulsion , which has no obvious effect on the diameter and dispersing property of Fe_3O_4 .
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KQ1缓蚀阻焦剂与铁结合形成配位键,在金属表面形成一层吸附层,起到缓蚀阻焦的作用。
The KQ1 corrosion and coking inhibitor can combine with Fe into complex bond to form a adsorption layer on the surface of metal , it played a anticorrosion and anticoking part .
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粘接配位键机理的实验研究(一)
Experimental Study on the Theory of the Adhesive Co-ordinate Bond (ⅰ)
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这就是配位键长的综合模型。
This is the unified model of the coordination bond length .
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表面增强拉曼光谱研究基于轴向配位键结合的金属卟啉自组装膜
SERS Spectroscopy Studies on the Self-assembled Films of Metalloporphyrin Based Axial Ligation
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复合材料的两相界面为氢键键合和配位键合;
There are hydrogen bonding and ligand bonding between HA and PA ;
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红外光谱表明,三氯化钌和邻菲啰啉形成配位键,且结构并没有被破坏。
The infrared spectrum showed that the structure of phenanthroline were not destroyed .
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有机磷卤素镍络合物配位键振动光谱计算
Calculation for the Vibrational Spectra of Coordinate Bonds on Some Organic Nickel Complexes
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离子极化作用的配位键模型及其应用
Coordination bonding model of ionic polarization and its application