碱土金属

一种新的拓扑指数对碱土金属卤化物的QSPR研究

A Novel Topological Index for QSPR Study of Alkaline-Earth Metal Halides

实验结果表明，添加碱土金属氧化物的γ-Al2O3催化剂的催化活性比添加酸性氧化物的γ-Al2O3催化剂的催化活性高，其中以MgO质量分数为20%的MgO/γ-Al2O3催化剂的催化活性最高。

Higher catalytic activities were achieved by adding alkaline-earth metal oxides to γ - Al_2O_3 , among which the catalytic activity of adding 20 % ( mass fraction ) of MgO was the best .

碱土金属测定的金属指示剂二氨基绿B在蛋白分析中的应用研究

Study on application of metal indicator diamine green B for analysis of proteins

碱土金属对钴铈复合氧化物催化剂催化N2O分解的影响

Influence of Alkaline Earth Metals on Cobalt-Cerium Composite Oxide Catalysts for N_2O Decomposition

碱土金属离子对ZnO极性生长的影响

Effect of Alkaline-earth Metals Ions on the Polarity Growth of ZnO

碱土金属修饰Al2O3的表面热稳定性

Surface Area Stability of Al_2O_3 Modified by Alkaline Earths

碱土金属元素Ba、Ca、Mg对钼的掺杂效应

Doping Effect of Alkaline Earth Metals Ba , Ca and Mg on Molybdenum

Mn掺杂的碱土金属硫化物红外光激励发光及光存储性能的比较

Infrared Photostimulated Luminescence and Optical Storage Compares in Alkaline Earth Sulphide Doped with Mn

碱土金属氧化物担载Fe－MnO催化剂的CO加氢反应制低碳烯烃性能

Performance of IIA metal oxide supported fe-mno catalyst for production of light alkenes syngas

碱土金属元素改性AB3型贮氢合金

Improvement of AB_3-type Hydrogen Storage Alloy by Adding Alkaline-earth Metals

碱土金属氟化物促进Eu2O3催化剂的甲烷氧化偶联性能

Catalytic Performance for Oxidative Coupling of Methane Over Eu 2O 3 Catalysts Promoted by Alkaline Earth Fluorides

La2O3/碱土金属氧化物催化剂的甲烷氧化偶联性能与结构

Structure and performance of la_2o_3 promoted alkaline earth oxide catalysts for the oxidative coupling of methane

碱土金属水合氯化物低温蓄热材料的DSC研究

Research on DSC of the low temperature storage materials of hydrate of alkaline earth metals

A选碱土金属元素Mg、Ca、Sr、Ba等及稀土金属元素La；

A includes alkaline-earth metals such as Mg , Ca , Sr , Ba and rare-earth metals La ;

碱土金属对甲烷与空气制合成气Ni/CaO-Al2O3催化剂性能的影响

Effect of Base-earth metal promoter on behaviors of ni / cao-al_2o_3 catalyst for oxidation of methane with air

缺陷在晶格中成簇分布，Vo和碱土金属离子空位VM在高温下可相互缔合。

The defects in the lattice are distributed group by group .

添加碱土金属化合物对CeO2甲烷氧化偶联催化性能的影响

Effects of Alkaline Earth Oxides on the Catalytic Performance of CeO_2 for Oxidative Coupling of Methane ( OCM ) Reaction

采用高温固相反应法制备了掺杂Sr，Ca的碱土金属铝酸盐蓝色荧光粉。

Barium magnesium aluminate phosphors doped with Sr and Ca cations were synthesized by the high temperature solid state reaction method .

HPLC法同时测定阿娜尔妇洁液中两种生物碱的含量邻菲咯啉碱土金属配合物的合成与结构表征

Determination of Two Alkaloids in A'na'er Fujie Lotion by HPLC Synthesis , Crystal Structure and Properties of Complexes of Alkaline-earth Metals with Phenanthroline

碱土金属和过渡金属元素在整个制浆和H2O2漂白过程中都存在；

Alkali - earth metal and transition metal are difficult to dissolve during pulping and bleaching .

熔盐法制备棒状复合碱土金属铌酸盐熔融铝酸钙渣在80吨LF炉的应用实践

Molten Salt Synthesis of Rod-like Tungsten Bronze Niobate Particles PRACTICAL PROCESS OF THE PREMELTED CALCIUM ALUMINATE IN 80t-LF

具有D（6h）对称性的C（36）碱土金属衍生物电子结构的密度泛函研究

DFT Studies on the Electronic Structure of C_ ( 36 ) ( D_ ( 6h ) Symmetry ) and its Alkaline Earths Metals Derivatives

EDTA单独添加的缓蚀作用很小，但它可以增强碱土金属氢氧化物的缓蚀作用。

Their inhibition is enhanced by the addition of EDTA , while EDTA itself has only a little inhibition effect .

碱土金属卤化物理化性质QSPR的研究

QSPR Research on Physicochemical Properties of Alkali Earth Metal Halides

K、Cu、Mn是比较常用的助剂，文献中有关这几种助剂的研究很多，然而有关碱土金属助剂影响的报道很少，并且很不系统。

K , Cu and Mn are the common promoters and there are many studies about them , however the studies about alkali-earth metal promoters are very little and not systematical .

碱土金属掺杂SnO2气体传感器

Alkaline earth metal-doped sno_2 gas sensor

本文调查了碱金属、碱土金属化合物分子在Ar和Ar-5%H2两种保护气氛中产生的背景吸收。

The molecule background absorption from the compounds of base and base earth elements has been investigated using Ar and Ar-5 % H_2 as the purge gas respectively .

碱土金属氧化物和过氧化物的O（1s）电子结合能测定

Determination of o_ ( 1s ) binding energies of the alkaline earth oxides and peroxide

本文分别用A1203和NaY为载体，以碱土金属硝酸盐为前驱体，采用热分解法和浸渍法相结合制备固体碱。

Alkaline earth metal nitrate is precursors . Catalyst was prepared by the method that thermal decomposition and impregnated combined .

结果表明，用碱土金属离子或稀土金属离子交换改性的HY分子筛在烷基化反应中具有比HY更好的稳定性。

The results show that HY exchanged with alkali-earth metal cation or rare-earth metal cation has higher stability than that of HY.