Title

A Novel Oscillatory Pressure-Assisted Hot Pressing for Preparation of HighPerformance Ceramics

Authors

Authors

Z. P. Xie; S. Li;L. A. An

Comments

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Abbreviated Journal Title

J. Am. Ceram. Soc.

Keywords

YTTRIA-STABILIZED ZIRCONIA; Y-TZP CERAMICS; GRAIN-GROWTH; DENSIFICATION; TOUGHNESS; Materials Science, Ceramics

Abstract

We report a novel oscillatory pressure-assisted hot-pressing process for preparing high-quality ceramics. Compared with the samples prepared by conventional pressureless sintering (PS) and hot-pressing (HP), the zirconia ceramic prepared by oscillatory pressure-assisted hot-pressing (OPAHP) exhibited a higher density, smaller grain size, and more homogeneous structure. More remarkably, the strength of the OPAHP sample reached 1556MPa, which is much higher than the samples prepared by other two techniques. The results suggest that OPAHP is a more effective technique for preparing high-quality zirconia, which is likely applicable to other material systems.

Journal Title

Journal of the American Ceramic Society

Volume

97

Issue/Number

4

Publication Date

1-1-2014

Document Type

Article

Language

English

First Page

1012

Last Page

1015

WOS Identifier

WOS:000333550500003

ISSN

0002-7820

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