Ln13Br18B3 (Ln=Gd, Tb)--a compound containing a combination of discrete and condensed clusters.
Oeckler
Oliver
O
Max-Planck-Institut für Festkörperforschung, Heisenbergstrasse 1, 70569 Stuttgart, Germany.
Kienle
Lorenz
L
Mattausch
Hansjürgen
H
Simon
Arndt
A