Cr3+ substituted spinel ZnFe2O4 ferrites obtained via a hydrothermal process: structural and magnetic properties. - Xia, Ailin; Ji, Jiaojiao; Zhu, Xuesong; Cao, Chunxiang; Su, Shubing; Zhang, Huiyan; Li, Hailing; Liu, Zhiyuan; Jin, Chuangui (Journal of Materials Science: Materials in Electronics, 2021)