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  1. No Access

    Article

    Orientation of ZnO grains by pyroelectric charge-electrical field interaction

    Keizo Uematsu, Haruo Morohashi, Tadahiko Morimoto… in Journal of Materials Science Letters (1989)

  2. No Access

    Article

    Effect of additives on the hot pressing of zinc sulphide

    Keizo Uematsu, Kazuhiko Sawada, Zenji Kato… in Journal of Materials Science Letters (1988)

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    Article

    Synthesis of aluminium titanate-mullite composite having high thermal shock resistance

    Hiroyuki Morishima, Zenji Kato, Keizo Uematsu… in Journal of Materials Science Letters (1987)

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    Article

    Electrical properties of high purity tin dioxide doped with antimony

    The electrical conductivity of high purity tin dioxide doped with antimony was studied at temperatures of 900 to 1200° C and partial pressures of oxygen between 10−8 and 1 atm. For specimens having a dopant conce...

    Keizo Uematsu, Nobuyasu Mizutani, Masanori Kato in Journal of Materials Science (1987)

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    Article

    Electrical conductivity of yttria-stabilized zirconia single crystals

    The electrical conductivities of YSZ single crystals with various compositions covering FSZ and PSZ regions were measured by a complex impedance method and a four-probe a.c. method. The conductivities changed ...

    Sotomitsu Ikeda, Osamu Sakurai, Keizo Uematsu… in Journal of Materials Science (1985)

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    Article

    Precipitates in single crystalline yttria-partially stabilized zirconia grown by the xenon-arc image floating-zone method

    Hitoshi Oka, Jun Saiki, Nobuo Ishizawa… in Journal of Materials Science Letters (1985)

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    Article

    Electrical properties of La-doped SrTiO3 (La: 0.1 to 2.0 at %) single crystals grown by xenon-arc image floating zone method

    Lanthanum-doped semiconducting strontium titanate single crystals having various lanthanum contents were grown in an air atmosphere by the xenon-arc image floating zone method. The crystals were characterized ...

    Keizo Uematsu, Osamu Sakurai, Nobuyasu Mizutani… in Journal of Materials Science (1984)

  8. No Access

    Article

    Electrical properties of La-doped SrTiO3 (La: 0.1 to 2.0 at %) single crystals grown by xenon-arc image floating zone method

    Lanthanum-doped semiconducting strontium titanate single crystals having various lanthanum contents were grown in an air atmosphere by the xenon-arc image floating zone method. The crystals were characterized ...

    Keizo Uematsu, Osamu Sakurai, Nobuyasu Mizutani… in Journal of Materials Science (1984)

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