高能球磨合成纳米碳包覆α-Al<sub>2</sub>O<sub>3</sub>复合粉体

高能球磨合成纳米碳包覆α-Al₂O₃复合粉体

吴小贤¹, 李红霞^1,², 刘国齐², 牛冲冲², 王刚², 孙加林¹

Nanocarbon-coated α-Al₂O₃ Composite Powders Synthesized by High-energy Ball Milling

WU Xiao-Xian¹, LI Hong-Xia^1,², LIU Guo-Qi², NIU Chong-Chong², WANG Gang², SUN Jia-Lin¹

图5 不同球磨速率球磨5 h后复合粉体FESEM照片
Fig. 5 FESEM images of composite powders synthesized at different high-energy ball milling speed a 480 rmin; b 600 rmin; c 700 rmin