A new heavy fermion superconductor: the filled skutterudite compound PrOs${}_4$Sb${}_{12}$

M. B. Maple, P. -C. Ho, N. A. Frederick +3

The filled skutterudite compound \PrOsSb{} exhibits superconductivity below a critical temperature $T_{\mathrm{c}}=1.85$ K that develops out of a nonmagnetic heavy Fermi liquid wit…