Pradip Z Zambare、KS Chaudhari 和 OH Mahajan
????????????Sr2CeO4:Gd3+??????????????? XRD?FTIR ?????????????? X ????????????????????Gd3+???2.0mol???????????????????????????????? Ce4+-O2- ???????? Sr2CeO4 ????? x = 0.17 ? y = 0.20???????
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