[3J04-09] FDNPP Accident: Radiation Measurement

[3J06] Mapping project in Fukushima and related researches

(3)Imaging of radioactive cesium distribution in forest by a characteristic X-ray camera

*Kobayashi Shingo¹, Yukio Uchihori¹, Hisashi Kitamura¹, Shinya Iwamoto², Kentaro Kojima², Yuichi Goto², Shinobu Kobayashi², Kazuo Tanimoto², Yasuo Terakado², Yasunari Nakajima² (1.QST/NIRS, 2.Meisei Electric Co., Ltd.)

Keywords:Radioactive cesium, Gamma camera, Compton camera, Characteristic X-ray camera, Accident of Fukushima Dai-ichi Nuclear Power Station, Decontamination of forest, Decontaminantion of satoyama

特性X線カメラ（通常モード、スキャンモード）で森林内の放射性セシウムの可視化を試みた。空間線量率が1μSv/h前後の森林内において特性X線カメラのセシウム分布把握に対する有効性を確認した。