Preparation of Bi-layered ferroelectric thin film by thernal MOCVD
Autor: | Kazuo Shinozaki, Hiroshi Funakubo, Hideaki Machida, Norimasa Nukaga, Nobuysau Mizutani, Hiroshi Kokubun, Katsuyuki Ishikawa |
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Rok vydání: | 1999 |
Předmět: | |
Zdroj: | Ferroelectrics. 232:123-128 |
ISSN: | 1563-5112 0015-0193 |
DOI: | 10.1080/00150199908015781 |
Popis: | SrBi2Ta2O9 thin films were prepared by metalorganic chemical vapor deposition(MOCVD) from Bi(CH3)3 – Sr[Ta(O. C2H5)6]2,-O2 system. Bi(CH3)3 is liquid and take a higher vapor pressure and gas concentration stability than conventionally used Bi sources, Bi(C7H7)3 and Bi(C6H5)3. The single phase of SrBi2Ta2O9 film was successfully prepared at 670[ddot]C on (111)Pt/Ti/SiO2/Si substrate. Epitaxially grown SrBi2TaO9 with c-axis orientation was also deposited on (100)SrTiO3 substrates at low temperature of 640[ddot]C. |
Databáze: | OpenAIRE |
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