Adsorption-chemical activity and interaction in the boron nitride-titanium hydride system

被引:6
|
作者
Zenkov, V. S. [1 ]
Ragulya, A. V. [1 ]
机构
[1] Natl Acad Sci Ukraine, Inst Problems Mat Sci, Kiev, Ukraine
关键词
kinetics; adsorption; hydrogen; boron nitride; titanium; hydride; composite;
D O I
10.1007/s11106-007-0046-0
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The paper examines the effect of physicochemical properties of starting boron nitride and titanium hydride on their reactive activity in the synthesis of the TW-TiBx composite. There are kinetic data on thermal desorption of the active adsorbate from the BN surface, which precipitated from the gas mixture (20 vol. % O-2-80 vol. % N-2 under the relative humidity of 80%). Kinetics of hydrogen release from titanium hydride in isothermal conditions and controlled rate of temperature increase in the reactive system is researched. A possible mechanism of chemical transformations of starting compounds and synthesis of the TiN-TiBx composite is considered.
引用
收藏
页码:291 / 297
页数:7
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