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Nakamura, Keisuke; Morishita, Yuki; Takasaki, Koji; Maehata, Keisuke*; Sugimoto, Tetsuya*; Kiguchi, Yu*; Iyomoto, Naoko*; Mitsuda, Kazuhisa*
Journal of Low Temperature Physics, 193(3-4), p.314 - 320, 2018/11
Times Cited Count:0 Percentile:0.00(Physics, Applied)Maeda, Makoto*; Maehata, Keisuke*; Iyomoto, Naoko*; Ishibashi, Kenji*; Takasaki, Koji; Nakamura, Keisuke; Aoki, Katsunori; Mitsuda, Kazuhisa*; Tanaka, Keiichi*
no journal, ,
no abstracts in English
Nakamura, Keisuke; Maeda, Makoto*; Aoki, Katsunori; Yasumune, Takashi; Takasaki, Koji; Maehata, Keisuke*; Iyomoto, Naoko*; Ishibashi, Kenji*; Mitsuda, Kazuhisa*; Tanaka, Keiichi*
no journal, ,
no abstracts in English
Nakamura, Keisuke; Aoki, Katsunori; Takasaki, Koji; Maeda, Makoto*; Maehata, Keisuke*; Iyomoto, Naoko*; Ishibashi, Kenji*; Mitsuda, Kazuhisa*; Tanaka, Keiichi*
no journal, ,
no abstracts in English
Nakamura, Keisuke; Maeda, Makoto; Maehata, Keisuke*; Iyomoto, Naoko*; Ishibashi, Kenji*; Takasaki, Koji; Mitsuda, Kazuhisa*
no journal, ,
A transition-edge-sensor (TES) microcalorimeter has been developed for measurement of X-rays and -rays with ultra-high energy resolution. In this work, we developed a four-pixel TES microcalorimeter to measure L X-rays emitted by transuranium elements. Each TES was composed of bilayer film of a 120-nm-thick Au layer and a 50-nm-thick Ti layer, and the transition temperature was approximately 130 mK. An absorber deposited on each Au-Ti bilayer was a 5-m-thick layer of Au to achieve an absorption efficiency of 35-80% for the energy range of L X-rays (10-30 keV). The developed four pixel TES microcalorimeter was irradiated with L X-rays emitted form Pu-238, Pu-239, and Am-241 sources. As the result, we obtained an L X-ray energy spectrum with high energy resolution of 40 eV (full width at half maximum) for an L X-ray of 17.75 keV.
Nakamura, Keisuke; Maeda, Makoto; Morishita, Yuki; Takasaki, Koji; Maehata, Keisuke*; Iyomoto, Naoko*; Ishibashi, Kenji*; Mitsuda, Kazuhisa*
no journal, ,
no abstracts in English
Nakamura, Keisuke; Sugimoto, Tetsuya*; Maehata, Keisuke*; Iyomoto, Naoko*; Ishibashi, Kenji*; Morishita, Yuki; Takasaki, Koji; Mitsuda, Kazuhisa*
no journal, ,
no abstracts in English
Nakamura, Keisuke; Maehata, Keisuke*; Iyomoto, Naoko*; Morishita, Yuki; Takasaki, Koji
no journal, ,
no abstracts in English
Nakamura, Keisuke; Sugimoto, Tetsuya*; Maehata, Keisuke*; Iyomoto, Naoko*; Ishibashi, Kenji*; Morishita, Yuki; Takasaki, Koji; Mitsuda, Kazuhisa*
no journal, ,
no abstracts in English