Synthesis and thermoelectric properties of Nd-single filled p-type skutterudites

Wu Hong^{1, 2}, Shaheen Nusrat¹, Yang Heng-Quan¹, Peng Kun-Ling^{1, 2}, Shen Xing-Chen^{1, 2}, Wang Guo-Yu², Lu Xu¹, Zhou Xiao-Yuan^{1, †}

(color online) Plots of the maximum zT versus the filling fraction for Yb_yFe_xCo_4−xSb₁₂,^[20] Nd_yFe₃Co₁Sb₁₂,^[21] Ba_yFe₃Co₁Sb₁₂, Yb_yFe_2.7Co_1.3Sb₁₂, La_yFe_2.7Co_1.3Sb₁₂, (Ce_1−xYb_x)_yFe₃CoSb₁₂,^[22] (Yb_xLa_1−x)_yFe_2.7Co_1.3Sb₁₂,^[23] and this work (Nd_yFe_3.2Co_0.8Sb₁₂).