1)  Lanthanum base
镧基
1.
The paper deals with the technological characteristic used Lanthanum basespheroiditic agent in a fountry and better synthetical mechanical properties through con-trasting trial on technology between Lanthanum and Cerium base spheroiditic agent nowoften used in fountries, and in this paper, the spheroidization mechanism for Lanthanumbase spheroiditic agent is preliminarily studied,too.
本文试通过镧基球化剂与常用铈基球化剂进行工艺对比性试验,阐述镧基球化剂的工艺特点及良好的综合机械性能指标,并对其球化机理作初步探讨。
2)  La-based alloy
镧基合金
3)  Lanthanum based catalysts
镧基催化剂
4)  lanthanum compound
镧基化和物
5)  La-based amorphous alloy
镧基非晶合金
6)  La-based hydrogen storage material
镧基储氢材料
参考词条
补充资料:三环戊二烯基镧系化合物
分子式:(C5H5)3Ln
CAS号:

性质:镧系元素与3个环戊二烯基形成的配位化合物。无水镧系元素的三氯化物(LnCl3)在四氢呋喃(THF)中与环戊二烯基钠(或钾)反应,可脱NaCl而制得该类化合物它们热稳定性高,易挥发,易水解。由于镧系元素4f轨道与配位的重叠可忽略,故一般认为(C5H5)3Ln为离子型化合物。其中Ln指镧系元素如La,ce,Pr,Nd,Sm,Gd,Er,Yb等。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。