DEVELOPMENT OF PERSONAL DOSIMETRY SYSTEM RESPONSIBLE FOR HIGH-ENERGY NEUTRONS USING SPECIALLY DESIGNED RADIATORS

• Project/Area Number: 18360457
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Nuclear engineering
• Research Institution: Kobe University
• Principal Investigator: ODA Keiji Kobe University, 大学院・海事科学研究科, 教授 (40169305)
• Co-Investigator(Kenkyū-buntansha): YAMAUCHI Tomoya 神戸大学, 大学院・海事科学研究科, 教授 (40211619) ; KANNO Ikuo 京都大学, 大学院・工学研究科, 教授 (50234167) ; TAKAHASHI Fumiaki 日本原子力研究開発機構, 副主任研究員 (20354706) ; YASUDA Nakahiro 放射線医学総合研究所, 研究員 (30392244)
• Project Period (FY): 2005 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥17,930,000 (Direct Cost: ¥14,900,000、Indirect Cost: ¥3,030,000); Fiscal Year 2008: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000); Fiscal Year 2007: ¥10,920,000 (Direct Cost: ¥8,400,000、Indirect Cost: ¥2,520,000); Fiscal Year 2006: ¥4,800,000 (Direct Cost: ¥4,800,000)
• Keywords: 個人中性子線量計 / 固体飛跡検出器 / 多層構造ラジエータ / 電子式線量計 / パルス波高分布 / 個人線量当量レスポンス / 飛跡検出器 / ピット径分布 / 二層構造ラジエータ / 全空乏層型シリコン検出器 / 波高弁別 / ラジエータ / 重イオントラック / 半導体式ポケット線量計 / 赤外分光計測 / イメージングプレート

Research Abstract

粒子加速器周辺や宇宙活動において問題となっている高エネルギー中性子による被ばく線量測定手法の開発を目的とした。CR-39を素子とした積算型線量計では、エッチピット径の分布を測定し加重係数を乗じる方法、及び多層構造ラジエータを用いたエネルギー依存性の改良手法を確立した。直読式線量計については、全空乏層型シリコン検出器を選択した。適切な波高弁別レベルを設定して得られる2つのレスポンスの線形和として求める手法を確立した

Research Products

• [Journal Article] Radiation chemical yield for loss of carbonate ester bonds in PADCfilms exposed gamma ray (2009)
  • Author(s): Y.Mori, T.Ikeda, T.Yamauchi, A.Sakamoto, H.Chikada, Y.Honda, K.Oda
  • Journal Title: Radiation Measurements (in press)
  • NAID: 120001384711
• [Journal Article] Some improvements in personal dosimetry for high-energyneutrons (2008)
  • Author(s): K.Oda, K.Iwano, T.Yamauchi, H.Ohguchi, T.Nunomiya, S.Abe,T.Nakamura
  • Journal Title: Proceedings of 12th International Congress of theInternational Radiation ProtectionAssociation (CD-ROM)ID-0468
• [Journal Article] Response of semiconductor-type electronic personal dosimeter to highenergy neutron (2008)
  • Author(s): K.Oda, K.Iwano, T.Yamauchi, T.Nunomiya, S.Abe, T.Nakamura
  • Journal Title: Radiation Measurements Vol.43, No.2-6 Pages: 1072-1076
  • Peer Reviewed
• [Journal Article] Characteristics of PADC detectors using new pre-soaking technique (2008)
  • Author(s): H.Ohguchi, W.Shinozaki, K.Oda, T.Nakamura, T.Yamauchi
  • Journal Title: Radiation Measurements Vol.43, No.2-6 Pages: 437-441
  • Peer Reviewed
• [Journal Article] Structural modification along heavy ion track inpoly (allyl diglycol carbonate)films (2008)
  • Author(s): T.Yamauchi, Y.Mori, K.Oda, N.Yasuda, H.Kitamura, R.Barillon
  • Journal Title: Japanese Journal of Applied Physics Vol.47, No.5 Pages: 3609-3613
  • Peer Reviewed
• [Journal Article] New pre-soaking technique for PADC and application towide-range personal neutrondosimeter (2008)
  • Author(s): H.Ohguchi, K.Oda, T.Yamauchi, T.Nakamura, D.Maki
  • Journal Title: Radiation Measurements(Supple) Vol.43
  • Peer Reviewed
• [Journal Article] An evaluation of radial track etch rate in LR-115detectors exposed to Fe ions by meansof FT-IR spectrometry (2008)
  • Author(s): T.Yamauchi, S.Watanabe, K.Oda, N.Yasuda, R. Barillon
  • Journal Title: Radiation Measurements(Suppl) Vol.43
  • Peer Reviewed
• [Journal Article] Loss of carbonate ester bonds along Fe iontracks in thin CR-39 films (2008)
  • Author(s): T.Yamauchi, S.Watanabe, A.Seto, K.Oda, N.Yasuda, R.Barillon
  • Journal Title: Radiation Measurements(Suppl) Vol.43
  • NAID: 120001384710
  • Peer Reviewed
• [Journal Article] Loss of carbonate ester bonds along Fe ion tracks in thin CR-39 films (2008)
  • Author(s): T. Yamauchi, et al.
  • Journal Title: Radiation Measurements 43
  • NAID: 120001384710
  • Peer Reviewed
• [Journal Article] Loss of carbonate ester bonds along Fe ion tracks in thin CR-39 films (2008)
  • Author(s): T. Yamauchi, et al.
  • Journal Title: Radiation measurements 43
  • NAID: 120001384710
  • Peer Reviewed
• [Journal Article] An evaluation of radial track etch rate in LR-115 detectors exposed to Fe ionsby means of FT-IR spectrometry (2008)
  • Author(s): T. Yamauchi, et al.
  • Journal Title: Radiation Measurements 43
  • Peer Reviewed
• [Journal Article] New pre-soaking technique for PADC and application to wide-range personalneutron dosimeter (2008)
  • Author(s): H. Ohguchi, K. Oda, et al.
  • Journal Title: Radiation Measurements 43
  • Peer Reviewed
• [Journal Article] Structural modification along heavy ion track in poly (allyl diglycolcarbonate)films (2008)
  • Author(s): T. Yamauchi, et al.
  • Journal Title: Japanese Journal of Applied Physics 47 Pages: 3609-3613
  • NAID: 40016057254
  • Peer Reviewed
• [Journal Article] Characteristics of PADC detectors using new pre-soaking technique (2008)
  • Author(s): H. Ohguchi, et al.
  • Journal Title: Radiation Measurements 43 Pages: 437-441
  • Peer Reviewed
• [Journal Article] Response of semiconductor-type electronic personal dosimeter to high energyneutron (2008)
  • Author(s): K. Oda, et al.
  • Journal Title: Radiation Measurements 43 Pages: 1072-1076
  • Peer Reviewed
• [Journal Article] Response of semiconductor-type electronic personal dosemeter to high-energy neutrons (2008)
  • Author(s): Keiji ODA, et. al.
  • Journal Title: Radiation Measurements (印刷中)
  • NAID: 120003087474
  • Peer Reviewed
• [Journal Article] Characteristics of PADC detectors using new pre-soaking technique (2008)
  • Author(s): Hiroyuki OHGUCHI, et. al.
  • Journal Title: Radiation Measurements (印刷中)
  • Peer Reviewed
• [Journal Article] Structural modification along heavy ion tracks in polyallyl diglycol carbonate films (2008)
  • Author(s): Tomoya YAMAUCHI, et. al.
  • Journal Title: Japanese Journal of Applied Physics (印刷中)
  • Peer Reviewed
• [Journal Article] ポリカーボネート中重イオントラックの層構造 (2007)
  • Author(s): 渡邉宗一郎, 山内知也, 小田啓二, 安田仲宏
  • Journal Title: 神戸大学大学院海事科学研究科紀要, 商船・理工論編 Vol.4 Pages: 61-70
  • NAID: 110006667517
• [Journal Article] ポリカーボネート中重イオントラックの層構造 (2007)
  • Author(s): 渡邉宗一郎, 他
  • Journal Title: 神戸大学大学院海事科学研究科紀要 第4号 Pages: 61-70
• [Journal Article] イメージングプレートに記録されたPSL強度分布の解 (2006)
  • Author(s): 小田啓二, 塚原一孝, 多田英哲, 山内知也
  • Journal Title: 日本放射線安全管理学会誌 Vo.5, No.2 Pages: 101-106
  • Peer Reviewed
• [Journal Article] 個人中性子線量計の高エネルギー領域への対応 (2006)
  • Author(s): 小田啓二
  • Journal Title: 放射線 Vo.32, No.4 Pages: 247-253
  • NAID: 10020363856
  • Peer Reviewed
• [Journal Article] Development of rapid dose assessment program from activatedsodium in human body for criticalityaccident (2006)
  • Author(s): F.Takahashi, A.Endo, Y.Yamaguchi, K.Oda
  • Journal Title: 保健物理 Vol.41, No.3 Pages: 180-187
  • Peer Reviewed
• [Journal Article] ポリカーボネート中重イオントラックに沿った損傷分 (2006)
  • Author(s): 渡邉宗一郎, 山内知也, 小田啓二, 安田仲宏
  • Journal Title: 神戸大学海事科学部紀要, 商船・理工学編 No.3 Pages: 123-131
  • Peer Reviewed
• [Journal Article] イメージングプレートにおけるPSL強度分布に着目した線種識別法の提案 (2006)
  • Author(s): 小田啓二, 塚原一孝, 多田英哲, 山内知也
  • Journal Title: 日本放射線安全管理学会誌 Vol.5, No.1 Pages: 32-38
  • NAID: 130004175538
  • Peer Reviewed
• [Journal Article] イメージングプレートにおけるPSL強度分布に着目した線種識別法の提案 (2006)
  • Author(s): 小田 啓二
  • Journal Title: 日本放射線安全管理学会誌 第5巻・第1号 Pages: 32-38
  • NAID: 40007402011
• [Journal Article] ポリカーボネート中重イオントラックに沿った損傷分布 (2006)
  • Author(s): 渡邉 宗一郎
  • Journal Title: 神戸大学海事科学部紀要 第3号 Pages: 123-131
• [Journal Article] イメージングプレートに記録されたPSL強度分布の解析 (2006)
  • Author(s): 小田 啓二
  • Journal Title: 日本放射線安全管理学会誌 第5巻・第2号 Pages: 101-106
  • NAID: 40015198107
• [Presentation] PADC飛跡検出器に及ぼす陽子及び重イオン照射効果 (2009)
  • Author(s): 森豊, 坂本淳志, 山内知也, 小田啓二,安田仲宏
  • Organizer: 春季第56回応用物理学会学術講演会
  • Place of Presentation: 筑波大学
  • Year and Date: 2009-04-02
• [Presentation] 紫外線照射したPC及びPADC中におけるカルボニル基喪失の量子収率 (2009)
  • Author(s): 坂本淳志, 森豊, 山内知也, 小田啓二
  • Organizer: 春季第56回応用物理学会学術講演会
  • Place of Presentation: 筑波大学
  • Year and Date: 2009-04-02
• [Presentation] 高エネルギー中性子用電子式個人線量計の設計 (2009)
  • Author(s): 小田啓二, 岩野健介, 早野大介, 里藤裕隆, 山内知也
  • Organizer: 春季第56回応用物理学会学術講演会
  • Place of Presentation: 筑波大学
  • Year and Date: 2009-03-31
• [Presentation] Some improvements in personal dosimetry for high-energy neutrons (2008)
  • Author(s): K. Oda, et al.
  • Organizer: 12th International Congress of InternationalRadiological Protection Assc
  • Place of Presentation: Buenos Aires, Argentine
  • Year and Date: 2008-10-21
• [Presentation] Track core size of proton and heavy ions in PADC detectors (2008)
  • Author(s): T. Yamauchi, et al.
  • Organizer: 24th International Conference on Nuclear Tracks inSolids
  • Place of Presentation: Bologna, Italy
  • Year and Date: 2008-09-02
• [Presentation] Sensitization ofPADC track detectors in carbon oxide gas (2008)
  • Author(s): T. Yamauchi, et al.
  • Organizer: 24th International Conference on Nuclear Tracks inSolids
  • Place of Presentation: Bologna, Italy
  • Year and Date: 2008-09-02
• [Presentation] Several techniques for improving neutron-energy dependence of PADC trackdetector (2008)
  • Author(s): K. Oda, et al.
  • Organizer: 24th International Conference on Nuclear Tracks inSolids
  • Place of Presentation: Bologna, Italy
  • Year and Date: 2008-09-01
• [Presentation] PADC中重イオントラック構造 (2008)
  • Author(s): 森 豊, 他
  • Organizer: 第55回応用物理学関係連合講演会
  • Place of Presentation: 日本大学理工学部、船橋
  • Year and Date: 2008-03-29
• [Presentation] PADC中重イオントラック構造 (2008)
  • Author(s): 森豊, 山内知也, 小田啓二, 安田仲宏
  • Organizer: 春季第55回応用物理学会学術講演会
  • Place of Presentation: 日本大学
  • Year and Date: 2008-03-28
• [Presentation] 電子式個人線量計の高エネルギー中性子に対する応答 (2008)
  • Author(s): 岩野健介, 小田啓二, 山内知也, 布宮智也, 安部繁, 中村尚司
  • Organizer: 日本原子力学会2008年春の年会
  • Place of Presentation: 大阪
  • Year and Date: 2008-03-27
• [Presentation] 電子式個人線量計の高エネルギー中性子に対する応答 (2008)
  • Author(s): 岩野健介, 他
  • Organizer: 日本原子力学会2008年春の年会
  • Place of Presentation: 大阪大学、吹田
  • Year and Date: 2008-03-27
• [Presentation] Some improvements in personal dosimetryfor high-energy neutrons (2008)
  • Author(s): K.Oda, K.Iwano, T.Yamauchi, H.Ohguchi, T.Nunomiya, S.Abe, T.Nakamura
  • Organizer: 12th Int. Cong.International RadiologicalProtection Association
  • Place of Presentation: Buenos Aires
• [Presentation] Sensitization of PADC track detectors in carbon oxidegas (2008)
  • Author(s): T.Yamauchi, Y.Mori, H.Chikada, A.Sakamoto, K.Oda
  • Organizer: 24th Int. Conf. Nuclear Tracks in Solids
  • Place of Presentation: Bologna
• [Presentation] Several techniques for improvingneutron-energy dependence of PADCtrack detector (2008)
  • Author(s): K.Oda, D.Hayano, T.Yamauchi, H.Ohguchi, T.Yamamot
  • Organizer: 24th Int. Conf. Nuclear Tracks in Solids
  • Place of Presentation: Bologna
• [Presentation] Track core size of proton and heavy ions in PADCdetectors (2008)
  • Author(s): T.Yamauchi, Y,Mori, K.Oda, N.Yasuda, R.Barillon
  • Organizer: 24th Int. Conf. Nuclear Tracks in Solids
  • Place of Presentation: Bologna
• [Presentation] 電子式個人線量計の高エネルギー中性子に対する応答(2) (2008)
  • Author(s): 岩野健介, 小田啓二, 山内知也, 布宮智也, 安部 繁, 中村尚司
  • Organizer: 日本保健物理学会第42回研究発表会
  • Place of Presentation: 沖縄
• [Presentation] ICRP勧告と線量概念 (2007)
  • Author(s): 小田啓二
  • Organizer: 日本放射線安全管理学会第6回学術大会
  • Place of Presentation: 東北大
  • Year and Date: 2007-12-06
• [Presentation] イメージングプレートにおけるPSL強度分布に着目した線種識別法の提案 (2007)
  • Author(s): 小田啓二
  • Organizer: 日本放射線安全管理学会第6回学術大会
  • Place of Presentation: 東北大
  • Year and Date: 2007-12-06
• [Presentation] Structural modification along heavy ion tracks in PADC films (2007)
  • Author(s): Tomoya YAMAUCHI, et. al.
  • Organizer: 14th International Conference on Radiation Effects in Insulators
  • Place of Presentation: Caen, France
  • Year and Date: 2007-08-30
• [Presentation] Response of semiconductor-type electronic personal dosemeter to high-energy neutrons (2007)
  • Author(s): Keiji ODA, et. al.
  • Organizer: 15th International Conference on Solid State Dosimetry
  • Place of Presentation: Delft, The Netherland
  • Year and Date: 2007-07-11
• [Presentation] 電子式個人線量計の高エネルギー中性子に対する応答 (2007)
  • Author(s): 小田啓二, 他
  • Organizer: 日本保健物理学会第41回研究発表会
  • Place of Presentation: タワーホール船堀、東京
  • Year and Date: 2007-06-14
• [Presentation] ICRPに用いられる線量概念 (2007)
  • Author(s): 小田啓二
  • Organizer: 日本放射線技術学会第63回総会学術大会
  • Place of Presentation: 横浜
  • Year and Date: 2007-04-14
• [Presentation] ポリカーボネート中重イオントラックに沿った損傷分布(3) (2007)
  • Author(s): 渡邉宗一郎, 松尾隆弘, 森豊, 山内知也, 小田啓二, 安田仲宏
  • Organizer: 春季第54回応用物理学会学術講演会
  • Place of Presentation: 青山学院大学
  • Year and Date: 2007-03-29
• [Presentation] Characteristics of PADC detectors using new pre-soaking technique (2007)
  • Author(s): H.Ohguchi, W.Shinozaki, K.Oda, T.Nakamura, T.Yamauchi
  • Organizer: 15th Int. Conf.
  • Place of Presentation: Solid State Dosimetry, Delft
• [Presentation] Response of semi-conductor-type electronic personal dosemeter tohigh-energy neutrons (2007)
  • Author(s): K.Oda, K.Iwano, T.Yamauchi, T.Nunomiya, S.Abe, T.Nakamura
  • Organizer: 15th International Conference on Solid State Dosimetry
  • Place of Presentation: Delft
• [Presentation] 電子式個人線量計の高エネルギー中性子に対する応答 (2007)
  • Author(s): 小田啓二, 岩野健介, 山内知也, 布宮智也, 安部 繁, 中村尚司
  • Organizer: 日本保健物理学会第41回研究発表会
  • Place of Presentation: 東京
• [Presentation] 個人中性子線量計の高エネルギー領域への対応 (2006)
  • Author(s): 小田啓二
  • Organizer: 第67回応用物理学会学術講演会
  • Place of Presentation: 立命館大学
  • Year and Date: 2006-08-30
• [Presentation] ポリカーボネート中重イオントラックに沿った損傷分布(2) (2006)
  • Author(s): 渡邉宗一郎, 山内知也, 小田啓二, 安田仲宏
  • Organizer: 秋季第67回応用物理学会学術講演会
  • Place of Presentation: 立命館大学
  • Year and Date: 2006-08-30
• [Presentation] Concept of dosimetric quantities used in radiologicalprotection (2006)
  • Author(s): K.Oda
  • Organizer: 2nd Asian and Oceanic Cong. Radiation Protection
  • Place of Presentation: Beijing
• [Presentation] An evaluation of radial track etch rate in LR-115detectors exposed to Fe ions by meansof FT-IR spectrometry (2006)
  • Author(s): T.Yamauchi, S.Watanabe, K.Oda, N.Yasuda, R.Barillon
  • Organizer: 23rd Int. Conf. Nuclear Tracks in Solids
  • Place of Presentation: Beijing
• [Presentation] New pre-soaking technique for PADC and application towide-range personal neutrondosimeter (2006)
  • Author(s): H.Ohguchi, K.Oda, T.Yamauchi, T.Nakamura, D.Maki
  • Organizer: 23rd Int. Conf. Nuclear Tracks in Solids
  • Place of Presentation: Beijing
• [Presentation] Loss of carbonate ester bonds along Fe iontracks in thin CR-39 films (2006)
  • Author(s): T.Yamauchi, S.Watanabe, A.Seto, K.Oda, N.Yasuda, R.Barillon
  • Organizer: 23rd Int. Conf. Nuclear Tracks in Solids
  • Place of Presentation: Beijing