CoFe2O4-Co3Fe7纳米粒子及CoFe2O4/多孔碳的制备及其电磁性能研究
李万喜, 杜意恩, 郭芳, 陈勇强

Preparation and Electromagnetic Properties of CoFe2O4-Co3Fe7 Nanoparticles and CoFe2O4/Porous Carbon
LI Wanxi, DU Yi'en, GUO Fang, CHEN Yongqiang
图2 CF、CF500和CF600的SEM和TEM照片
Fig.2 SEM and TEM images of CF (a, b), CF500 (c, d), and CF600 (e, f)