Gao, Yan; Ma, Ji; Chen, Qingming; Zhang, Hui; Kong, Lingde - 2022
To obtain comprehensive materials with both high temperature coefficient of resistivity (TCR) and magnetoresistance (MR) at low magnetic fields, polycrystalline La0.72Ca0.28Mn1− x Cr x O3 (x = 0, 0.02, 0.04, 0.06) ceramics were prepared herein by the sol–gel method. The electronic...