Search Results 1-3 of 3

  • Measuring super-high resistivity with magnetically levitated ionization chamber  [in Japanese]

    Ichiki Hirofumi , Kawaguchi Toshiro , Satou Shinichi , Mae Hironobu

    … Super-high resistivity measuring equipment using magnetically levitated ionization chamber was developed. … By using this equipment. …

    九州産業大学工学部研究報告 (44), 47-54, 2007

    IR 

  • Measuring ion in the atmosphere with magnetically levitated ionization chamber  [in Japanese]

    Ichiki Hirofumi , Futagami Koji , Kawaguchi Toshiro , Fukuda Ryu , Utsunomiya Yoshitomo , Korenaga Kazuhito

    … We developed the high sensitivity magnetically levitated ionization chamber and are measuring the amount of ion in the atmosphere with high precision. … Although the resolution of a common ion measuring instrument is about 10cm^<-3>, with the magnetically levitated ionization chamber which we developed, about 1cm^<-3>. …

    九州産業大学工学部研究報告 (43), 49-56, 2006

    IR 

  • Magnetically levitating equipment used for an automatically measuring system of low level radioactive rays(DEPARTMENT OF ELECTRICAL ENGINEERING)  [in Japanese]

    Ichiki Hirofumi , Futagami Koji , Kawaguchi Toshiro , Matoba Masaru , Fukuda Ryu , Utsunomiya Yoshitomo

    … One of them can be detected γ-rays in spite of a simple equipment. … We have developed the high sensitive ionization chamber for γ-rays constructed a magnetically levitating electrode without any insulating support. … The developed equipment was applied the measurement of γ-rays in atmosphere. …

    九州産業大学工学部研究報告 (42), 43-48, 2005

    IR 

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