核配合的

On the basis of the theory concerning the sta- bility of the 〓—complexes it is expected that the linear ligands of 〓 may combine with the technetium and produce some stable complexes.

99m放射性药物在核医学领域内的应用，推动了锝配合物的研究，而锝配合物理论研究的进展又进一步指导〓-99m放射性药物的设计及合成。

Three heteronuclear uranyl complexes were obtained via hydrothermal reaction, too.

另外，在水热条件下，还利用这些芳香有机酸合成了三个铀的异核金属配位聚合物，这为铀的异核金属配合物家族增添了新的成员。

Compound 1 is a binuclear cadmium complex and adjacent dimers are extended into 1D supramolecular network through π-π interactions.

结果表明化合物1为双核镉配合物，相邻的双核单元通过π-π堆积作用拓展为1D超分子。

B. Three novel dimeric dissymmetric chiral ligands and six chain binuclear Salen complexes were synthesized and characterized by FT-IR,〓HNMR, Elemental analyses, UV-vis, furthermore the CD spectra properties of the ligands and complexes were discussed in detail for the first time.

合成了三个未见报道的链式双Salen配体和六个链式双核Salen金属配合物，通过核磁共振波谱、元素分析、红外光谱、紫外-可见光谱进行了表征，并首次详讨论了手性配体及配合物的圆二色光谱性质。

According to the determination of fluorescence properties,mononuclear metal complexes have fluorescence properties,while heteronuclear metal complex does not have fluorescent properties.

根据荧光性能的测定，单核金属配合物具有荧光性能，异核双金属配合物没有荧光性能

A series of studies by using X-ray monocrystal analysis as the main methods on rare earth complexes with p-amino acids, heteronuclear complexes with a-amino acids and some complexes with different ligands were reported in this paper.

本论文以单晶X-射线衍射为主要手段对β-氨基酸稀土配合物、α-氨基酸异核金属配合物和以α-氨基酸为混合配体的金属配合物进行了较为系统的研究。

The reactions of 〓with bptz generate a cyclic tetranuclear and a 1-D helical chain 〓 complexes with thehydrolysis reaction products: 2,5-di(4-pyridyl)-l,3,4-oxadiazole and N,N'-bis(α-hydroxyl-2-pyridyl)ketazine.

本文利用〓在不同的环境中与bptz反应得到两个水解产物形成的配合物并解析了其晶体结构，一个为一维链状配合物，另一个为一个四核环状结构。

The macrocyclic polyamines are a kind of excellent ligands and have a substantially high binding affinity with transition metal ions. Macrocyclic polyamine metal complexes as enzyme models are widely used in chemical biology, medicine and gene therapy. 1, 4, 7, 10-tetrazacyclododecane is a representative macrocyclic polyamines compound and shows high binding affinity with transition metal ions, such as Zn, Cu and Co. Their metal complexes especially multinuclear complexes were widely used in DNA, RNA recognition.

大环多胺化合物是一类性质独特的优秀配体，具有良好的金属配位能力，其金属配合物作为人工酶模型广泛应用于核酸结构及功能研究、基因表达与调控、抗癌药物的研制等生物、化学和医学领域。1，4，7，10-四氮杂十二烷是典型的大环多胺化合物，对过渡金属离子Zn， Cu and Co有良好的配位能力，这些金属配合物特别是多核金属配合物被广泛应用于DNA识别中。

X-ray single crystal diffraction study reveals that the Zn atom is five-coordinated, Furthermore, a 2D superamolecular network is constructed via the tetracarboxylate bridged binuclear of Zinc SBU ,and the amino substituent results in the formation of hydrophilic 2D structure of the title complex.

该配合物中，锌离子为5配位，2个Zn原子和4个羧基形成的双核锌结构单元，进而形成二维方格式平面结构，氨基取代基导致配合物具有亲水性。

Our object is to encourage the Chinese to believe than an attack on Hong Kong would involve US nuclear retaliation, he wrote, adding that Mountbatten believed Felt would ask him whether the RAF and the Fleet Air Arm would co-operate with a nuclear strike.

我们的目标是让中共明白进攻香港会遭到美国方面的核打击，而且也相信Felt上将会提到皇家空军和海军航空部队会否配合这次核打击。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。