alkaline-earth metal

1. The Application of Alkaline-Earth Metal Sulphide Material in Radiation Dose Measurement
   碱土金属硫化物光激励材料在辐射剂量测量中的应用
2. The interactions of alkali and alkaline-earth ions and rare& earth metal ions with saccharides, resulting in the formation of saccharide adducts, have been investigated in great detail.
   本文主要从糖的构型、构象、金属离子半径的大小和电荷的影响等方面入手分别研究了固体和水溶液中糖与金属离子的配位现象。
3. Thermodynamic Analysis on Chemical Property of Hydroxide Alkaline-earth metal; Study on the Chemical Composition and Antioxidant Activity from Capparis Spinosa
   碱土金属氢氧化物化学性质的热力学分析
4. A New Method for the Calculation of Lattice Energies of Alkaline-Earth Metal Compounds& Ion Contribution Method
   碱土金属化合物晶格能计算的新方法&离子贡献法
5. Effect of Alkaline-Earth Metal Ions on Removing OH Groups from Erbium-Doped Phosphate Glasses
   碱土金属离子对掺铒磷酸盐玻璃除水性质的影响
6. Spectroscopic properties of Er~ ( 3+)-doped alkaline/ alkaline-earth metal modified fluorophosphate glasses
   碱金属和碱土金属氟化物对掺Er~（3+）氟磷酸盐玻璃光谱性质的影响
7. It was observed that alkali metal oxides and alkaline-earth metal oxides were capable of adjusting the distribution of basicity and the amount of base on the surface of γ-Al_2O_3. The results of adjustment, however, were slightly different.
   结果发现，碱金属与碱土金属氧化物对γ-Al2O3表面的碱强度分布和碱量有调变作用，但调变结果稍有不同，碱金属氧化物对碱量的增加较为明显；
8. The addition of these alkaline-earth metal ions catalyzed the reaction of potassium manganate with luminol and the reaction of potassium manganate with fluorescein and resulted in strong CL signal producing;
   碱土金属离子Mg~（2+）或Ca~（2+）或Sr~（2+）或Ba~（2+）的加入催化了锰酸钾与鲁米诺或锰酸钾与荧光素间的反应从而导致较强的化学发光信号的产生；
9. The resonance radiation trapping in alkaline-earth metal atomic lasers were investigated according to Holstein's theory. The threshold temperature, ground-state density and resonant level effective lifetime of the resonance radiation trapping were calculated for Ca, Sr, and Ba atomic vapor lasers with different tube radii.
   根据Holstein理论研究了碱土金属原子激光中的共振辐射俘获效应，分别计算了Ca，Sr和Ba蒸气激光在不同半径时产生共振辐射俘获效应的阈值温度、基态粒子数密度和共振能级的有效寿命。
10. A Novel Topological Index for QSPR Study of Alkaline-Earth Metal Halides
    一种新的拓扑指数对碱土金属卤化物的QSPR研究
11. In the paper, the test results about fluorine retention in the alkaline-earth metal compounds combustion were studied to develop high-efficient fluoride retention additive.
    为了开发高效燃烧固氟剂，通过实验研究了碱土金属化合物的燃烧固氟效果。
12. A new method-ion contribution method, is developed to calculate the lattice energies of alkaline-earth metal compounds.
    本文提出了一种计算碱土金属化合物品格能的新方法&离子贡献法。该方法只需本文提供的离子贡献值即可计算得到晶格能，而不需要任何实验数据。
13. The catalyst adops two-layer design concept to improve the performance of Pd three-way catalyst. The first layer contains Pd and the second layer bears Pd and CeO2, with each layer taking aluminum oxide as substance and adding alkaline-earth metal for the stabilizer.
    三角孔堇菁石蜂窝陶瓷载体催化剂采用双层设计概念来提高Pd三效催化剂的性能，其中第一层含Pd，第二层含Pd和CeO2，每层都使用氧化铝为载体并加入碱土金属作稳定剂。
14. 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.
    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。
15. The existence of alkali metal or alkaline-earth metal ions in wastewater could promote the removal of Ni2+ to some extent.
    水中存在碱金属或碱土金属离子时在一定程度上会促进Ni2+的去除；
16. Many of metal ions such as alkali metals, alkaline-earth metals and transitional metal ions don't interfere with the detection of Pd~ 2+.
    其它重金属离子以及碱金属离子、碱土金属离子对Pd~（2+）离子的测定基本没有干扰。
17. Calculation of standard formation enthalpy of the nitrides of alkali and alkaline-earth metal and analysis of their thermal stability
    碱金属和碱土金属氮化物的标准生成焓的计算及其热稳定性分析
18. The behavior of halogen ions in alkaline-earth metal oxides+ halogenide+ molten slag of scales was investigated.
    研究了碱土金属氧化物+卤化物+氧化铁熔渣中卤离子的行为。
19. It does not absorb the alkaline-earth metal ions and behave as the polyamine resins.
    但不吸附碱土金属离子，这和聚多胺树脂相同。
20. Although many researchers managed to improve the catalytic stability of Ni catalyst by addition of alkaline-earth metal and alkali metals to the catalyst, no breakthrough was obtained.
    尽管很多学者在Ni基催化剂中加入稀土元素或碱金属以提高Ni基催化剂的活性和稳定性，一定程度上提高了其抗积炭能力，但没有取得突破性的进展。
21. 2,4-DCP could be completely converted and the liberation of the inorganic chloride improved remarkably by adding alkaline metal oxides or alkaline-earth metal oxides into CuO/ γ-Al2O3 catalyst after 2 h of reaction at 30 ℃.
    碱金属和碱土金属氧化物添加到CuO/γ-Al2O3催化剂，30℃，反应2h，2,4-二氯酚能够被完全转化，并且氯离子的去除率也显著提高。

noun

1. any of the bivalent metals of group II of the periodic table (calcium or strontium or barium or magnesium or beryllium)

   Synonym:    alkaline earth