2022 Annual Meeting

Presentation information

Oral presentation

II. Radiation, Accelerator, Beam and Medical Technologies » 202-2 Radiation Physics, Radiation Detection and Measurement

[3B10-14] Photon Detection Technique 3

Fri. Mar 18, 2022 2:45 PM - 4:10 PM Room B

Chair: Mariko Segawa (JAEA)

2:45 PM - 3:00 PM

[3B10] Development of gamma source identification by 4π Compton gamma imaging

(5)Identification and visualization of radiation source(s) considering static obstacles

*Hidetake Ebi1, Atsushi Mukai1, Kenji Shimazoe2, Yusuke Tamura3, Hanwool Woo2, Fumihiko Ishida4, Jun Kawarabayashi5, Kosuke Tanabe6, Kei Kamata3, Hideki Tomita1 (1. Nagoya Univ., 2. Univ. of Tokyo, 3. Tohoku Univ., 4. Natl. Inst. of Tech., Toyama College, 5. Tokyo City Univ., 6. Natl. Research Inst. of Police Science)

Keywords:gamma imaging, radiation source identification, Simultaneous Localization and Mapping

全方向ガンマイメージングを用いて、ガンマ線源の位置・線源強度を推定する手法の開発を行なっている。3次元LiDARを用いて探知領域の環境地図を取り込み、線源周辺の構造物・遮蔽などを考慮して線源同定を行う手法について基礎検討を行い、137Cs線源を環境地図上に可視化できることを示した。