Charge-carrier behavior in Ba-, Sr- and Yb-filled CoSb${}_3$: NMR and transport studies

Yefan Tian, Ali A. Sirusi, Sedat Ballikaya +3

We report ${}^{59}$Co NMR and transport measurements on $n$-type filled skutterudites Ba${}_x$Yb${}_y$Co${}_4$Sb${}_{12}$ and $A$${}_x$Co${}_4$Sb${}_{12}$ ($A$= Ba, Sr), promising thermoelectric m…