Superconductivity in the transition metal-rich layered compound NbxTa5−xS2 (x=1.72)

Substitution features in the isomorphous

Substitution features in the isomorphous replacement series for metal-organic compounds (NbxTa1−x)4O2(OMe)14(ReO4)2, x=0.7, 0.5, 0.3—Single-source precursors of complex oxides with organized porosity

✍ Olesya A. Nikonova; Vadim G. Kessler; Gulaim A. Seisenbaeva 📂 Article 📅 2008 🏛 Elsevier Science 🌐 English ⚖ 744 KB

Trimetallic oxoalkoxide complexes (Nb 0.7 Ta 0.3 ) 4 O 2 (OMe) 14 (ReO 4 ) 2 (I), (Nb 0.3 Ta 0.7 ) 4 O 2 (OMe) 14 (ReO 4 ) 2 (II) and (Nb 0.5 Ta 0.5 ) 4 O 2 (OMe) 14 (ReO 4 ) 2 (III) were obtained by the interaction of rhenium heptoxide (VII) Re 2 O 7 with niobium and tantalum alkoxides M 2 (OMe) 10