Magnetic transition behavior of perovskite manganites Nd
0.5
Sr
0.3
Ca
0.2
MnO
3
polycrystalline
Xing Ru
1, 2
, Wan Su-Lei
1
, Wang Wen-Qing
1
, Zheng Lin
1
, Jin Xiang
1
, Zhou Min
2
, Lu Yi
1, 2
, Zhao Jian-Jun
1, 2, †,
Fitting curves of ESR at three different temperatures (210 K, 200 K, and 180 K).