Microstructure and Electrical Properties of Mn2.25-xNi0.75CoxO4 Thermistor Ceramics
PENG Chang-Wen, ZHANG Hui-Min, CHANG Ai-Min, HUANG Xia, YAO Jin-Cheng
Journal of Inorganic Materials . 2011, (10): 1037 -1042 .  DOI: 10.3724/SP.J.1077.2011.01037