论文部分内容阅读
Reaction of (C5H5)2NdCl· 2LiCl with n-Butyllithium: Formation and Crystal Structure of [Li (DME
【机 构】
:
KeyLaboratoryofOrganicSynthesis
【出 处】
:
中国稀土学报:英文版
【发表日期】
:
2005年4期
其他文献
Preparation of Rare Earth/Alkaline Earth Composite Silicates Nanopowder by Water-Based Sol-Gel Metho
A novel water-based sol-gel method for preparation of rare earth/alkaline earth composite silicates nanopowder was introduced. The nanometer xY2O3·yMgO
A new kind of Ru supported on sepiolite catalyst with La as promoter for ammonia synthesis was prepared. The effects of reaction conditions on catalytic activit
Influence of RE on Ageing Precipitate Characteristics and Softening Resistance of Copper Alloys Cont
与牵引犁相比,悬挂犁具有结构简单、成本低、机组转弯半径小等特点,它去掉了地轮、沟轮、尾轮和起落机构等易损件,使用寿命长且保养方便,作业时由于牵引阻力的作用使拖拉机驱
农机监理部门的预收款,是农机监理部门在路查过程中,对拥有无牌无证车辆的农机户、及无证驾驶员,预收的一种办理牌证预交款项.是近年来加强农机监理,促使有机户及驾驶员及时
先举两个例子.报载,一辆运送有生命危险产妇的三轮车,在穿越城市专用车道时被制止,三轮车驾驶员及产妇家属再三恳求,监理人员就是不放行,之后因被制止和绕行而耽误治疗时机,
In Ba(1-x)SrxZr(BO3)2:Tb3+, the VUV excitation spectrum consists of one broad band at 120~170 nm and some bands ranging from 160~300 nm. The former is assigned to
Phase formation in ternary system of complex Sc, Na and Li phosphates was studied at 950 ℃ and synthesis of new phases of definite composition was carried out.