PREPARATION OF IRIDIUM AND PLATINUM FILMS BY MOCVD AND THEIR PROPERTIES

被引:40
作者
GOTO, T
VARGAS, R
HIRAI, T
机构
[1] Tohoku Univ., Sendai
来源
JOURNAL DE PHYSIQUE IV | 1993年 / 3卷 / C3期
关键词
D O I
10.1051/jp4:1993341
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Noble metals (Ir, Pt) films were prepared by MOCVD using metal-acetylacetonate precursors. The effects of deposition conditions on deposition rates, composition and microstructure were studied, and the optimum conditions were determined. A small amount of oxygen addition to the source gas was effective to prepare high-purity films. Epitaxially grown films were obtained on several kinds of single crystalline substrates. Black-colored powdery films containing impurity carbon were prepared without oxygen addition. These black films consists of fine particles about several nanometer in size. Ir films prepared without oxygen addition showed superior electrical and catalytic properties as an electrode for zirconia solid electrolytes particularly below 600-degrees-C.
引用
收藏
页码:297 / 304
页数:8
相关论文
共 14 条
  • [1] TECHNOLOGY OF FABRICATION AND ELECTRICAL CHARACTERISTICS OF W, MO, NI AND IR, PD CONTACTS WITH YBA2CU3O7-X
    BESSERGENEV, VG
    GELFOND, NV
    IGUMENOV, IK
    ILYASOV, SS
    KANGIEV, RD
    KOVALEVSKAYA, YA
    KRAVCHENKO, VS
    SLOBODYAN, SA
    MOTORIN, VI
    SHESTAK, AF
    [J]. SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 1991, 4 (07) : 273 - 278
  • [2] CHU JJ, 1988, MATER RES SOC S P, V116, P447
  • [3] CRISCIONE JM, 1964, MLTDR64173 TECHN REP
  • [4] HEIDBERG J, 1988, MATER RES SOC S P, V101, P221
  • [5] IVANOVA LM, 1967, IAN SSSR NEORG MATER, V3, P1817
  • [6] JEHN H, 1984, J LESS-COMMON MET, V100, P321, DOI 10.1016/0022-5088(84)90072-9
  • [7] KAESZ HD, 1989, MATERIALS RES SOC S, V131, P395
  • [8] SPUTTERING YIELDS OF METALS FOR AR+ AND NE+ IONS WITH ENERGIES FROM 50 TO 600 EV
    LAEGREID, N
    WEHNER, GK
    [J]. JOURNAL OF APPLIED PHYSICS, 1961, 32 (03) : 365 - &
  • [9] MACDONALD JR, 1987, IMPEDANCE SPECTROSCO, P191
  • [10] REACTION-KINETICS AND MICROSTRUCTURE OF THE SOLID OXIDE FUEL-CELLS AIR ELECTRODE LA0.6CA0.4MNO3/YSZ
    MIZUSAKI, J
    TAGAWA, H
    TSUNEYOSHI, K
    SAWATA, A
    [J]. JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1991, 138 (07) : 1867 - 1873