V. Derstroff et W. Tremel, NEW CLUSTER CONDENSATION MODES IN EARLY TRANSITION-METAL THIOPHOSPHATES - SYNTHESIS, STRUCTURE AND PROPERTIES OF CSTA4P3S19, A NOVEL LAYERED MATERIAL, Chemical communications, (8), 1998, pp. 913-914
The new layer compound CsTa4S5(S-2)(PS4)(3) was synthesized by the rea
ction of Ta metal in polythiophosphate melts. Its structure is based o
n Ta4S5(S-2) clusters which are condensed by PS43- groups.