unimolecularnucleophilic substitution是什么意思

用法例句

Preparation of Carboxyl Monodispersed Colour Microspheres;

带羧基单分散彩色微球的制备

Solvothermal synthesis and properties of monodisperse magnetite nanoparticles;

单分散磁性Fe_3O_4纳米颗粒溶剂热合成及性能

Synthesis,characterization and self-assembly of monodispersed Fe_3O_4 nanoparticles;

单分散Fe_3O_4纳米粒子的合成、表征及其自组装

Using CoCl2·6H2O,FeCl3·6H2O and NaOH as reactive materials,tetramethylammonium hydroxide(N(CH3)4OH) as dispersant,monodisperse CoFe2O4 nanocrystals was synthesized successfully by two-steps heated codeposition method.

6H2O,NaOH为原料,利用N(CH3)4OH(四甲基氢氧化铵)作为改性剂,对CoFe2O4纳米颗粒进行原位表面改性,采用二次加热法,制备单分散性CoFe2O4纳米晶。

The microspheres were observed by transmission electron microscope to be uniform and monodispersed in diameter.

通过透射电镜观察发现,微球粒径分布均匀,呈现明显的单分散性。

Monodisperse polystyrene microspheres are prepared by shell porous glass(SPG)\|suspension polymerization.

与其它制备聚合物微球的方法相比 ,ＳＰＧ 悬浮聚合法易使微球实现单分散性、粒径可控 ,且无环境污染、工艺简单 ,适合于各种单体 。

Biomimetic synthesis of Monodispersed Spherical Calcium Carbonate;

单分散球形碳酸钙粒子的简易合成

Facile synthesis and characterization of monodispersed elliptical TiO_2 nanoparticles;

单分散纳米TiO_2的合成及表征

Synthesis of Monodispersed SiO_2 Microspheres Based on Seeds Multi-step Growth and Iso-volume Mix Method;

运用晶种多步生长法与等体积法制备单分散SiO_2微球的研究

Visualizing the single molecule in live celis;

活细胞单分子实时视见研究

The theory of "hot spots" is analyzed to explain the possible reasons why the single molecule was found.

以提纯后的银胶为表面增强拉曼散射衬底,研究了超低浓度染料大分子罗丹明6G分子的表面增强拉曼散射,得到浓度分别为10-12mol/L、10-13mol/L和10-14mol/L的罗丹明6G的表面增强拉曼散射光谱,初步实现了罗丹明6G的单分子检测,证明该新型银胶衬底有非常强的表面增强拉曼活性。