Key;
Laboratory;
of;
Advanced;
Functional;
Materials;
(Ministry;
of;
Education),;
College;
of;
Materials;
Science;
and;
Engineering,;
Beijing;
University;
of;
Technology,;
Beijing;
100124;
平均晶粒尺寸; 六硼化镧; 阴极材料; 制备; 放电等离子烧结; 多晶; 表征; 纳米粉体;