配合基

P and 〓Si MAS NMR results show that both Si-OH groups on the pillars and P-OH groups on the layers react with the Ni〓 and form Si-ONi and P-O-Ni bondings, resulting in a more homogeneous dispersion of the NiO in the interlamellar region.

元素分析表明新方法中未焙烧的前驱体的层间存在大量的胺基，可能与镍产生配合作用，有利于金属离子进入层间。

The dependences of third-order optical nonlinear on the molecular structures of polymethine cyanines were thoroughly analyzed by introducing the simplified free electron model and the time-dependent perturbation theory.

对咔唑羰基铬配合物还观察到了来自金属到配体的电荷转移特征吸收带；(3)采用皮秒前向简并四波混频技术测试了所有目标分子的三阶非线性极化率、二阶超极化率以及非线性折射率等非线性光学参数。

The influence of ligand and cooperative metal on carbonyl insertion in heterobimetallic Rh-M species was investigated at the B3LYP level of density functional theory.

采用密度泛函方法研究了配体和协同金属对杂双核Rh-M金属配合物中羰基插入反应的影响。

Heteronuclear duster ; transition metal carbonyl compound ; coordination complex

异核原子簇；过渡金属羰基化合物；配合物

The complexes were characterized by elemental analysis,UV,IR,TG,NMR and molar conductance measurements.Their formulas were in accordance with C34H32O8N2LnCl·nH2O or 〔(L4)2LnCl·nH2O,Ln=Nd,n=4;Ln=Pr,Yb,n=2;Ln=Sm,Eu,Dy,n=1〕.All the water molecules were uncoordinated.Dinuclear complexes were observed in the coordination environment.The coordination number of central ions was nine.

经元素分析、红外光谱、紫外光谱、核磁共振谱、质谱、摩尔电导、差热热重分析确证结构，其化学式为C34H32O8N2LnCl·nH2O，简写为：(L42LnCl·nH2O，Ln=Nd，n=4；Ln=Pr，Yb，n=2；Ln=Sm，Eu，Dy，n=1；该类配体是以酚氧原子、亚氨基的氮原子、桥联的羧基氧原子以及氯原子同稀土离子配位，形成了九配位的双核配合物。

The ground- and excited-state acid-base properties of the complex have been studied by means of UV-visible absorption and emission spectrophotometric titrations.

通过紫外-可见吸收光谱和稳态荧光光谱，研究了该配合物的基态和激发态酸碱性质。

We described an improved solgel process to prepare pyridinephenol ligand (dppyBF doped silica composie glass.

利用新型溶胶凝胶方法制备一种酚基吡啶硼配合物(dppyBF掺杂的二氧化硅复合发光玻璃。

The present paper reports three new europium complexes,EuL3(H2O) 6,EuL3Phen(H2O)4 and EuL3(H2O)5,synthesized with Eu(NO3) 3·6H2O,2-(4-fluorobenzoyl) benzoic acid,Phen and TPPOL=2-(4-fluorobenzoyl benzoic acid,Phen=1,10-phenanthroline,TPPO=triphenyl phosphine oxide.

以硝酸铕、2-(4-氟代苯甲酰基)苯甲酸、1，10-菲咯啉和三苯基氧膦合成了EuL 3(H2O)6，EuL3Phen(H2O) 4和EuL3(H2O)5三种固态配合物。

With brand new 2003 French Seppic formula and biochemical technology of Nano Solid Emulsion, the product contains 10% VC pure crystal powder and rose fluid, which gets rid of the shortcomings of traditional VC, improves self-healing function of skin, promotes melanin metabolism, restores such functions of fighting against oxidation and free radicels to skin cells and fundamentally beautifies and whitens skin.

2003法国赛比克全新配方，利用Nano Solid Emulsion 生化技术，以10%VC纯粉晶配合Rose Water，全新闪亮登场，避免传统VC的劣势，提高肌肤的自愈功能，加强色素代谢，令细胞恢复抗氧化、抗自由基的功能，从根本上美白肌肤。

With brand new 2003 FrenchSeppic formula and biochemical technology of Nano Solid Emulsion, theproduct contains 10% VC pure crystal powder and rose fluid, which getsrid of the shortcomings of traditional VC, improves self-healingfunction of skin, promotes melanin metabolism, restores such functionsof fighting against oxidation and free radicels to skin cells andfundamentally beautifies and whitens skin.

2003法国赛比克全新配方，利用Nano Solid Emulsion 生化技术，以10%VC纯粉晶配合Rose Water，全新闪亮登场，避免传统VC的劣势，提高肌肤的自愈功能，加强色素代谢，令细胞恢复抗氧化、抗自由基的功能，从根本上美白肌肤。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。