Influence of ultrafast quenching on the structure of Li0.12Na0.88TayNb1 – yO3 ceramics obtained by solid-phase synthesis


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A technology of perovskite-type Li0.12Na0.88TayNb1 – yO3 ceramic solid solutions based on sodium and lithium niobates and tantalates and a method of their ultrafast quenching have been presented. The influence of quenching on the structure of ceramic samples and the variations in crystallographic and fine structure parameters have been studied. It has been found that ultrafast quenching results in a preferred orientation of crystallites, severe local microstrains, and changes in the atomic structure of Li0.12Na0.88TayNb1 – yO3 ceramics.

作者简介

L. Aleshina

Petrozavodsk State University

编辑信件的主要联系方式.
Email: aleshina@psu.karelia.ru
俄罗斯联邦, ul. Lenina 33, Petrozavodsk, 185000

M. Palatnikov

Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials, Kola Science Center

Email: aleshina@psu.karelia.ru
俄罗斯联邦, Apatity, Murmansk oblast, 184209

Ya. Shcherbanich

Petrozavodsk State University

Email: aleshina@psu.karelia.ru
俄罗斯联邦, ul. Lenina 33, Petrozavodsk, 185000

E. Feklistova

Petrozavodsk State University

Email: aleshina@psu.karelia.ru
俄罗斯联邦, ul. Lenina 33, Petrozavodsk, 185000

O. Shcherbina

Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials, Kola Science Center

Email: aleshina@psu.karelia.ru
俄罗斯联邦, Apatity, Murmansk oblast, 184209

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