Presentazione, 2023, UKR

Effect of raw material processing on the optical properties of yttrium oxide ceramics

D. Chernomorets, O. S. Kryzhanovska, J. Hostasa

Institute for Single Crystals, Department of Department of Crystalline Materials of Complex Compounds, NAS of Ukraine, Kharkiv, Ukraine CNR ISSMC - Institute of Science, Technology and Sustainability for Ceramics (former ISTEC), Faenza, Italy

??????? ???????? ?? ?????? ?????? ????? ??????? ????????????? ?? ?????????????????? ????????. ??????? ????? ?????????? ? ???????? ????????????, ???????? ? ????????? ???????????? Y2O3 ???????? ????????? ?????? ????????? ???????????? [1]. ? ??????? ????????? ????? ???????? ??????? ??????? ??????? ????????? ??????. ????????? ???????? (???) ???????? ??????? ? ????????? ??????????? ?????????. ? ??'???? ? ???, ????? ???????? ?????????? ? ??????????? ?????? ?????? ?? ??????? ???????? ??????? ???? ? ??????? ????????? ???????? [2]. ????? ?????? ? ??????????? ?????? ???????? ???????? ? ???? ?? ??????? ?? ??????? ??????????? ???????? Y2O3. ? ????? ?????? ???? ?????????? ?????????? ???????? ??????????? ???????? ?????? ????? (Nippon, Stanford, Solvay ? US RN) ????? ?????? ??? ?????? ??????. ? ?????? ???????, ?? ?????? ????????, ???? ?????? 3 ???.% ZrO2. ??????, ????????????? ?????????? ? ???????? ???????????? ???????????, ??????? ?? ??????? ??? ??????????? 1600 °? ???????? 4 ???. ?? ? ??????? ??? 1735°? ???????? 32 ???. ?? ??????? ????? ?????????? ?????????? ???????? ????? ??????????????????? ?????? (80 ??./??. ???????? 22 ???.). ????? ????????????? ???????? Stanford ???????????????? ????????? ??????? ? ???????? ???????????, ??? ?? ?????????? ??? ??????????. ?????????? ????? ???????? ????? ?????????, ?????????? ????? ?? ???????? ? ?????? ?'???. ????? ???? ???????, ????????? ????????? ?? ???????, ???? Nippon-???????? ???????????????? ??????? ????????? ? ?????????? ??????????????? ? ??????????? ????????? ???????? ??????? ??????????? ????? ??????? ???????? (???) ?? ??????? ????????. ?????? ???????? ????? ???????? ???????? Solvay ? US RN ?????????? ?? ????? ??????????????? ? ??????? ????????????? ??????? ??????????? ??????????. ????? ?????, Nippon Y2O3 ???? ?????? ??? ????????? ??????????. ????????? ????? ???? ?????? (????????? ? ???) ?? ????????? ??????? ? ??????????? ????????-???????? ???????? Y2O3. ??????????? ?????????? ????? ????????? ???????? ? ??????? ?????????? ?? ???????? (300 ??./??., 65 ??.). ?? ????? ???? ?????? ????? ???????? ???????? 21.3 ?2/?, ? ???????? ?????? ???????? ??????? 480 ??. ???????? ????????? ?????? ?? 200 ? 100 ??./??. ?????????? ?? ?????????? ??????? ????????, ? ?????????? ???? ?????? ?? 10 ??? ??????????????? ???????????? ???????? ????? ?????? ???????? ??????? ????? ????????. ???????? Y2O3, ???????? ? ????? ??????? ??????? ?????????? ???????? ??? 1735 °? ???????? 32 ???, ???????????????? ??????? ????????? ????????? 100±0,5% ? ???????? ???????? ???????????? ????? ???? ??????????????? ??????? (78,1 % ??? 1100 ??, ?? ??????? 95,6 % ??? ???????????? ????????). ??????????? ???????? ?? ????????? CNR-ISSMC (?????? CNR-ISTEC), ??????, ?????? ? JECS Trust (???????? No. 2021293) ??????????: [1]J. Kong, D.Y. Tang, J. Lu, et al, Appl. Phys. 79, 449-455 (2004). [2]S. Hríbalova, W. Pabst, J. Eur. Ceram. Soc. 41, 2169-2192 (2021)

Conference-competition of Scientific Works of Young Scientists of SSI of ISC, 2023, Kharkiv, Ukraine, 01-03/03/2023

Keywords

Y2O3, powder processing, transparent ceramics, milling, optical properties

CNR authors

Chernomorets Dariia, Hostasa Jan

CNR institutes

ISSMC – Istituto di Scienza, Tecnologia e Sostenibilità per lo Sviluppo dei Materiali Ceramici