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Research article2005Peer reviewed

Design of molecular structure and synthetic approaches to single-source precursors in the sol-gel technology

Kessler, Vadim; Seisenbaeva, Gulaim; Werndrup, Pia; Parola, Stephane; Spijksma, Gerald I.

Abstract

Metal alkoxide and β-diketonate complexes are broadly recognized as versatile precursors of high-purity glass and ceramic materials in the sol-gel technology. By applying reactants containing various metal atoms in the proper ratio and assuring their conservation through sol-gel treatment, single-source precursors (SSP) provide an efficient approach to complex materials. Simple and cost-efficient routes to SSP can be developed by applying the concept of geometrical molecular structure design, which is based on the choice of a type proper of molecular structure and its completion with ligands, providing the necessary number of donor atoms for the chosen core as well as sterical protection.

Keywords

precursor chemistry; single-source precursor; geometric design; solution stability; reactivity control

Published in

Materials Science -Wroclaw-
2005, Volume: 23, number: 1, pages: 69-78
Publisher: OFICYNA WYDAWNICZA POLITECHNIKI WROCLAWSKIEJ