Počet záznamů: 1
Impact of impurity content on the sintering resistance and phase stability of dysprosia- and yttria-stabilized zirconia thermal barrier coatings
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SYSNO ASEP 0427931 Druh ASEP J - Článek v odborném periodiku Zařazení RIV J - Článek v odborném periodiku Poddruh J Článek ve WOS Název Impact of impurity content on the sintering resistance and phase stability of dysprosia- and yttria-stabilized zirconia thermal barrier coatings Tvůrce(i) Curry, N. (SE)
Janikowski, W. (GB)
Pala, Zdeněk (UFP-V) RID
Vilémová, Monika (UFP-V) RID, ORCID
Markocsan, N. (SE)Zdroj.dok. Journal of Thermal Spray Technology. - : Springer - ISSN 1059-9630
Roč. 23, 1-2 (2014), s. 160-169Poč.str. 10 s. Forma vydání Tištěná - P Akce International Thermal Spray Conference (ITSC2013) Datum konání 13.05.2013-15.05.2013 Místo konání Busan Země KR - Korejská republika Typ akce WRD Jazyk dok. eng - angličtina Země vyd. US - Spojené státy americké Klíč. slova atmospheric plasma spray (APS) ; thermal and phase stability of coatings ; thermal barrier coatings (TBCs) ; thermal conductivity ; zirconia Vědní obor RIV JH - Keramika, žáruvzdorné materiály a skla Institucionální podpora UFP-V - RVO:61389021 UT WOS 000329106200021 EID SCOPUS 84891833854 DOI 10.1007/s11666-013-0014-9 Anotace Dysprosia-stabilized zirconia (DySZ) is a promising candidate to replace yttria-stabilized zirconia(YSZ)as a thermal barrier coating due to its lower inherent thermal conductivity.It is also suggested in studies that DySZ may show greater stability to high temperature phase changes compared to YSZ, possibly allowing for coatings with extended lifetimes.Separately,the impurity content of YSZ powders has been proven to influence high-temperature sintering behavior.By lowering the impurity oxides within the spray powder,a coating more resistant to sintering can be produced.This study presents both high purity and standard purity dysprosia and YSZ coatings and their performance after a long heat treatment.Coatings were produced using powder with the same morphology and grain size;only the dopant and impurity content were varied. Samples have been heat treated for exposure times up to 400 h at a temperature of 1150 °C. Samples were measured for thermal conductivity to plot the evolution Pracoviště Ústav fyziky plazmatu Kontakt Vladimíra Kebza, kebza@ipp.cas.cz, Tel.: 266 052 975 Rok sběru 2015
Počet záznamů: 1