Low Temperature Heat Capacities and Thermodynamic Property of Rare Earth Complexes with Proline Perchlorate [RE_2(Pro)_6(H_2O)_4](ClO_4)_6(RE=Pr,Er)

• 稀土脯氨酸高氯酸盐配合物[RE_2(Pro)_6(H_2O)_4](ClO_4)_6(RE=Pr,Er)的低温热容及热力学性质