Title

Combustion synthesis of lead oxide nanopowders for the preparation of PMN-PT transparent ceramics

Authors

Authors

X. Chen; S. Chen; P. M. Clequin; W. T. Shoulders;R. Gaume

Comments

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Abbreviated Journal Title

Ceram. Int.

Keywords

PMN-PT; Glycine-nitrate process; Lead oxide nanopowders; Combustion; synthesis; GLYCINE-NITRATE PROCESS; TO-FUEL RATIO; ELECTROOPTIC CERAMICS; MAGNESIUM; NIOBATE; ACID-BATTERIES; IN-SITU; MICROSTRUCTURE; NANOPARTICLES; CATHODE; SYSTEM; Materials Science, Ceramics

Abstract

We describe the preparation of lead oxide nanopowders by a combustion synthesis process in which nitric acid and glycine are used as oxidant and fuel reagents respectively. We observe that the fuel-to-oxidant ratio affects the phase formation, valence, yield, particle shape and size of lead oxide powders. 60 nm-diameter lead oxide particles, with a yield of 86%, were obtained for a 1.7 glycine-to-nitrate molar ratio. This process produces powders with greater uniformity and smaller particle size than commercially available and we illustrate the improvement that these nanopowders offer in the synthesis of (1-x)Pb(Mg1/3Nb2/3)O-3-xPbTiO(3) (called PMN-PT) transparent ceramics by solid-state reaction. (C) 2014 Elsevier Ltd and Techna Group S.r.l. All rights reserved.

Journal Title

Ceramics International

Volume

41

Issue/Number

1

Publication Date

1-1-2015

Document Type

Article

Language

English

First Page

755

Last Page

760

WOS Identifier

WOS:000346216300091

ISSN

0272-8842

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