supported by the National Natural Science Foundation of China (Grant Nos. 10931160425 and 10634030);the Natural Science Foundation of Zhejiang Province (Grant No. Y6090564)
The magnetic properties of cobalt-based oxypnictides SmCoAsO are investigated by measuring magnetization,magnetoresistance and specific heat.The compound undergoes a ferromagnetic(FM) transition around Tc of 80 K,and ...