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  1. No Access

    Article

    Clinical features and peripartum outcomes in pregnant women with cardiac disease: a nationwide retrospective cohort study in Japan

    Although the number of pregnancies in women with cardiac disease is increasing worldwide, there are few data concerning their clinical characteristics and peripartum outcomes. Using the Diagnosis Procedure Com...

    Toshiaki Isogai, Hiroki Matsui, Hiroyuki Tanaka, Akira Kohyama… in Heart and Vessels (2018)

  2. No Access

    Article

    Erosive Wear Mechanism of New SiC/SiC Composites by Solid Particles

    A solid-particle erosive wear test by im**ing silicon carbide (SiC) powders was carried out at room temperature over a range of median particle sizes of 425–600 μm, speed of 100 m/s and impact angle of 90° a...

    Min-Soo Suh, Tatsuya Hinoki, Akira Kohyama in Tribology Letters (2011)

  3. No Access

    Chapter and Conference Paper

    Diffusion Bonding of Tungsten to Reduced Activation Ferritic/Martensitic Steel F82H Using a Titanium Interlayer

    Development of materials and related fabrication process is one of the most important technologies for fusion energy development. In fusion reactor, joining of tungsten (W) to reduced activation ferritic/marte...

    Zhihong Zhong, Tatsuya Hinoki, Akira Kohyama in Zero-Carbon Energy Kyoto 2009 (2010)

  4. No Access

    Chapter and Conference Paper

    Mechanical Properties and Microstructure of SiC/SiC Composites Fabricated for Erosion Component

    To accomplish “Zero CO2 Emission society” development of alternative energy and reduction of energy dissipation are both necessary. SiCf/SiC composites are considered as enabling technology for both new advanced ...

    Min-Soo Suh, Akira Kohyama, Tatsuya Hinoki in Zero-Carbon Energy Kyoto 2009 (2010)

  5. No Access

    Article

    Graphite, Ceramics, and Ceramic Composites for High-Temperature Nuclear Power Systems

    The age of nuclear power originated with the gas-cooled, graphite-moderated reactor in the 1940s. Although this reactor design had intrinsic safety features and enjoyed initial widespread use, gas-cooled react...

    Jean-Pierre Bonal, Akira Kohyama, Jaap van der Laan, Lance L. Snead in MRS Bulletin (2009)

  6. No Access

    Article

    Adnexal torsion of mature cystic teratoma with hemorrhagic infarction: helpful findings on successive plain abdominal radiographs

    Adnexal torsion is a relatively rare cause of lower abdominal pain in women, but in many cases it leads to a serious condition. We present a case of adnexal torsion of a mature cystic teratoma in which hemorr...

    Satoru Morita, Yukari Takada, Asako Katoh, Yuki Iwahara… in Radiation Medicine (2007)