查询词典 ligand

An electron-rich acetylide ligand would render the metal center more electron-rich and hence raise the dπ orbital energy, leading to decrease energy of the MLCT excited state.

证明通过改变乙炔基配体取代基的电子效应，能够调节最低激发态MLCT态的能量。

Binding of death ligand such as FasL, or agonistic antibodies to their cognate receptors induces apoptosis.

死亡受体的激动性抗体或自然配体与受体的结合能够诱导细胞凋亡。

One of them can efficient catalysed the alkene in the absence of dear additives by introducing an imidazole in the salen ligand.

其中分子内含咪唑的手性吡咯烷Mn催化剂成功实现了不加昂贵添加剂的情况下高效催化取代色烯环氧化反应。

SAA ligand Lh could induce asymmetric addition of terminal alkyne to aldehydes without using air-sensitive Ti4and expensive Zn2.with good result of high yield (up to 99%) and good enantioselectivities (up to 84%ee).

将SAA配体Lh应用于在无Ti_4和Zn_2的条件下促进端基炔对醛的不对称加成反应中，反应的收率普遍较高，最高达99%，对映体选择性高达84%ee。

Chiral N,P ligand 5 was examined for the asymmetric allylic alkylation of 1,3-diphenyl-2-propenyl acetate with up to 89% yield and up to 81.6% ee.

化合物5用于钯催化的1，3-二苯基-2-烯丙基乙酸酯的不对称烯丙基烷基化反应，产率为89%，对映体过量最高为81.6% ee。

Three methods including the atomic resolved density of state, charge difference density, and the transition density matrix are used to visualize metal to ligand charge transfer in ruthenium ammine complex.

利用三种方法可视化化了Ru ammine的金属到配体的电荷转移。

The atomic resolved density of state shows that there is density of Ru on the HOMOs. All the density is localized on the ammine, which reveals that the excited electrons in the Ru complex are delocalized over the ammine ligand.

首先原子分辨的态密度显示HOMO上的密度主要在Ru上，LUMO 上的态密度在ammine上，这说明Ru上激发的电子会转移到ammine配体上。

He ligand of Tie2 is angiotonin,while the one of Tie1 is unknown until now.

ie1的配体目前还不清楚，Tie2的配体是血管紧张素。

This is mainly due to that pyrene ligand has better planar and aromatic character than anthracene.

这主要是由于配体芘比蒽具有更好的芳香性和平面型，可以使探针Ru-2更好的与DNA结合，使荧光增强。

Testing of bacteriostasis of the complexes shows that the bacteriostasis of vegetable Tannin is based on its mutiphanol ligand.

配合物抑菌作用试验表明，植物单宁的抑菌作用是其多酚基团的作用结果。

The United Kingdom has pledged to provide technical assistance to the peacekeeping effort in Darfur, including airlifting supplies and equipment to assist the African peacekeepers.

英国承诺为达佛的維和努力提供技术帮助，包括提供非洲的維和部队空运补給和裝备。

Results: The level of ET-1mRNA in placental villus was significantly higher in pre-eclamptic women than that in control group.

结果：妊高征组患者胎盘绒毛组织ET-1 mRNA的表达较正常妊娠组明显增高。