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Hydrothermal Preparation of Ultrafme Monoclinic ZrO 2 Powder
Author(s) -
Tani Eiji,
Yoshimura Masahiro,
Somiya Shigeyuki
Publication year - 1981
Publication title -
journal of the american ceramic society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.9
H-Index - 196
eISSN - 1551-2916
pISSN - 0002-7820
DOI - 10.1111/j.1151-2916.1981.tb15908.x
Subject(s) - monoclinic crystal system , hydrothermal circulation , cubic zirconia , materials science , amorphous solid , chemical engineering , phase (matter) , mineralogy , hydrothermal synthesis , nuclear chemistry , crystallography , chemistry , metallurgy , crystal structure , ceramic , organic chemistry , engineering
Ultrafine powder of single‐phase manoclinic ZrO 2 was prepared by hydrothermal treatments of amorphous hydrated zirconia with 8 wt% KF solution under 100 MPa at 200° to 500°C for 24 h. The process yielded well‐crystallized particles 16 nm and 22 nm in size at 200° and 500°C, respectively .