Endohedrally Filled [Ni@Sn 9 ] 4− and [Co@Sn 9 ] 5− Clusters in the Neat Solids Na 12 Ni 1− x Sn 17 and K 13− x Co 1− x Sn 17 : Crystal Structure and 119 Sn Solid-State NMR Spectroscopy
Author(s):
Hlukhyy, Viktor; Stegmaier, Saskia; van Wüllen, Leo; Fässler, Thomas F.