CAJ | 학술논문

以Ti,Al和C单质作为原料,通过机械合金化制备出了Ti3AlC2粉体,并对其结构和成分进行了表征。研究了添加少量Si对其合成过程和合成产物的影响。结果表明,采用机械合金化方法可合成Ti3AlC2,合成产物中除了粉体外还有块体,其中粉体和块体产物中Ti3AlC2的含量几乎相似,大约为86wt%;通过掺杂适量的Si,可以促进Ti3AlC2的形成,产物中所得Ti3AlC2的含量分别高达94.2wt%和95.1wt%,同时还形成了Ti3Al（Si）C2固溶体。
이Ti,Al화C단질작위원료,통과궤계합금화제비출료Ti3AlC2분체,병대기결구화성분진행료표정。연구료첨가소량Si대기합성과정화합성산물적영향。결과표명,채용궤계합금화방법가합성Ti3AlC2,합성산물중제료분체외환유괴체,기중분체화괴체산물중Ti3AlC2적함량궤호상사,대약위86wt%;통과참잡괄량적Si,가이촉진Ti3AlC2적형성,산물중소득Ti3AlC2적함량분별고체94.2wt%화95.1wt%,동시환형성료Ti3Al（Si）C2고용체。
With Ti,Al and C single element as the raw materials,Ti3AlC2 powder is prepared via mechanical alloying,and the powder＇s structure and composition are characterized.The effect of a small amount of Si acting on the process of synthesis and product is studied.The results indicate that the fabricated powder also contain 86wt% bulks,and proper Si addition can promote the formation of Ti3AlC2.The proportion of Ti3AlC2 can reach 94.2wt% and 95.1wt% respectively,and Ti3Al（Si）C2 solid solution is also formed.