SURFACE-MORPHOLOGY OF LEAD-BASED THIN-FILMS AND THEIR PROPERTIES

被引:55
|
作者
ATSUKI, T [1 ]
SOYAMA, N [1 ]
SASAKI, G [1 ]
YONEZAWA, T [1 ]
OGI, K [1 ]
SAMESHIMA, K [1 ]
HOSHIBA, K [1 ]
NAKAO, Y [1 ]
KAMISAWA, A [1 ]
机构
[1] ROHM CO LTD, UKYO KU, KYOTO 615, JAPAN
关键词
FERROELECTRIC; PZT; THIN FILMS; SURFACE MORPHOLOGY; SOL-GEL;
D O I
10.1143/JJAP.33.5196
中图分类号
O59 [应用物理学];
学科分类号
摘要
Surface morphology of lead-zirconate-titanate [PZT(52/48)] thin films prepared by sol-gel processing on Pt/Ti/ SiO2/Si substrates was studied. When the atomic ratio [Pb/(Zr + Ti)] of PZT gel films was 1, rosette structure was observed in the films after annealing at 600 degrees C for one hour. The crystal structure of the rosette was identified as perovskite and that of the other area was nonperovskite, by electron diffraction analysis. Lead deficiency in the non-perovskite phase caused by lead diffusion into the bottom electrode was detected by energy dispersive X-ray spectroscopy and Auger electron spectroscopy. In order to prepare PZT films with a smooth surface, the following four means were efficient: addition of lead excess, rapid thermal annealing (RTA), adoption of buffer layer, and preparation of crystal nucleus on the substrate.
引用
收藏
页码:5196 / 5200
页数:5
相关论文
共 50 条
  • [1] Surface morphology of lead-based thin films and their properties
    Atsuki, Tsutomu, 1600, JJAP, Minato-ku, Japan (33):
  • [2] SURFACE-MORPHOLOGY OF EVAPORATED POLYANILINE THIN-FILMS
    PORTER, TL
    SURFACE SCIENCE, 1993, 293 (1-2) : 81 - 85
  • [3] SURFACE-MORPHOLOGY AND ELECTRICAL-PROPERTIES OF COPPER THIN-FILMS PREPARED BY MOCVD
    BECHT, M
    DAHMEN, KH
    ATAMNY, F
    BAIKER, A
    FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY, 1995, 353 (5-8): : 718 - 722
  • [4] SURFACE-MORPHOLOGY OF HEAT-TREATED CERAMIC THIN-FILMS
    SUSNITZKY, DW
    CARTER, CB
    JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1992, 75 (09) : 2463 - 2478
  • [5] SURFACE-MORPHOLOGY OF RF-SPUTTERED BISMUTH TITANATE THIN-FILMS
    GHOSH, PK
    BHALLA, AS
    CROSS, LE
    JOURNAL OF MATERIALS SCIENCE, 1994, 29 (17) : 4659 - 4662
  • [6] Preparation and properties of lead-based ferroelectric thin films
    Liu, MD
    He, EP
    Wang, PY
    Rao, YH
    Zeng, YK
    Li, CR
    MATERIALS SCIENCE & ENGINEERING C-BIOMIMETIC AND SUPRAMOLECULAR SYSTEMS, 1995, 3 (3-4): : 241 - 244
  • [7] Electromechanical properties of lead-based ferroelectric thin films
    Kholkin, AL
    Brooks, KG
    Taylor, DV
    Setter, N
    Safari, A
    FERROELECTRIC THIN FILMS VII, 1999, 541 : 623 - 628
  • [8] Electromechanical properties of lead-based ferroelectric thin films
    Kholkin, A.L.
    Brooks, K.G.
    Taylor, D.V.
    Setter, N.
    Safari, A.
    Materials Research Society Symposium - Proceedings, 1999, 541 : 623 - 628
  • [9] THE EFFECTS OF SURFACE-MORPHOLOGY AND HEAT-TREATMENT ON THE NUCLEATION AND GROWTH OF THIN-FILMS
    LEE, YL
    MAA, JR
    JOURNAL OF MATERIALS SCIENCE LETTERS, 1991, 10 (23) : 1398 - 1400
  • [10] SURFACE-MORPHOLOGY OF PULSED-LASER DEPOSITED ALUMINUM NITRIDE THIN-FILMS
    KOTULA, PG
    CARTER, CB
    NORTON, MG
    JOURNAL OF MATERIALS SCIENCE LETTERS, 1994, 13 (17) : 1275 - 1277