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Researcher Information

last modified：2024/11/25

Assistant Professor　MATSUNAKA, Tetsuya

Mail

Faculty, Affiliation

Institute of Nature and Environmental Technology

College and School Educational Field

Division of Material Chemistry, Graduate School of Natural Science and Technology

Laboratory

Low Level Radioactivity Laboratory　TEL:076-151-4440　FAX:076-151-5528

Academic Background

Career

University of Tsukuba(2013/04-2017/03)
Kanazawa University(2017/04-)

Year & Month of Birth

1980/08

Academic Society






Award


Specialities

Geochemistry/Cosmochemistry、Environmental dynamic analysis

Speciality Keywords

Accelerator mass spectrometry, Radioiodine, Radiocarbon

Research Themes

Environmental fate of radioiodine arround the Pan-Japan Sea.

Books

  • 　笹公和、森口哲郎、松中哲也　第29回タンデム加速器及びその周辺技術の研究会報告集　2017
  • 　Matsunaka, T. et al.　Radiological Issues for Fukushima’s Revitalized Future, Takahashi, T.(ed.)　Springer　2016
  • 　笹公和、松中哲也　第17回AMSシンポジウム報告集　2015

Papers

  • 　A new age model for the sediment cores from Academician ridge (Lake Baikal) based on high-time-resolution AMS 14C data sets over the last 30 kyr: Paleoclimatic and environmental implications　Takahiro Watanabe,Toshio Nakamura,Fumiko Watanabe Nara,Takeshi Kakegawa,Mitsugu Nishimura,Makoto Shimokawara,Tetsuya Matsunaka,Ryoko Senda,Takayoshi Kawai　Earth and Planetary Science Letters　286　3-4　347　2009/09/15
  • 　Variability of the C-14 reservoir effects in Lake Tangra Yumco, Central Tibet (China), determined from recent sedimentation rates and dating of plant fossils　Junbo Wang,Liping Zhu,Yong Wang,Ping Peng,Qingfeng Ma,Torsten Haberzettl,Thomas Kasper,Testsuya Matsunaka,Toshio Nakamura　QUATERNARY INTERNATIONAL　430　3　2017/02　
  • 　Pre- and post-accident I-129 and Cs-137 levels, and I-129/Cs-137 ratios in soil near the Fukushima Dai-ichi Nuclear Power Plant, Japan　Tetsuya Matsunaka,Kimikazu Sasa,Keisuke Sueki,Tsutomu Takahashi,Yukihiko Satou,Masumi Matsumura,Norikazu Kinoshita,Jun-Ichi Kitagawa,Hiroyuki Matsuzaki　JOURNAL OF ENVIRONMENTAL RADIOACTIVITY　151　209　2016/01　
  • 　Post-accident response of near-surface I-129 levels and I-129/I-127 ratios in areas close to the Fukushima Dai-ichi Nuclear Power Plant, Japan　Tetsuya Matsunaka,Kimikazu Sasa,Keisuke Sueki,Tsutomu Takahashi,Masumi Matsumura,Yukihiko Satou,Jun-ichi Kitagawa,Norikazu Kinoshita,Hiroyuki Matsuzaki　NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS　361　569　2015/10　
  • 　C-14 DATING OF HOLOCENE SOILS FROM AN ISLAND IN LAKE PUMOYUM CO (SOUTHEASTERN TIBETAN PLATEAU)　Takahiro Watanabe,Tetsuya Matsunaka,Toshio Nakamura,Mitsugu Nishimura,Takahiro Sakai,Xiao Lin,Kazuho Horiuchi,Fumiko Watanabe Nara,Takeshi Kakegawa,Liping Zhu　RADIOCARBON　52　3　1443　2010

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  • 　A NEW C-14 DATA SET OF THE PY608W-PC SEDIMENT CORE FROM LAKE PUMOYUM CO (SOUTHEASTERN TIBETAN PLATEAU) OVER THE LAST 19 KYR　Takahiro Watanabe,Tetsuya Matsunaka,Toshio Nakamura,Mitsugu Nishimura,Yasuhiro Izutsu,Motoyasu Minami,Fumiko Watanabe Nara,Takeshi Kakegawa,Liping Zhu　RADIOCARBON　52　3　1435　2010
  • 　Paleoclimatic changes on the southern Tibetan Plateau over the past 19,000 years recorded in Lake Pumoyum Co, and their implications for the southwest monsoon evolution　Mitsugu Nishimura,Tetsuya Matsunaka,Yoshimune Morita,Takahiro Watanabe,Toshio Nakamura,Liping Zhu,Fumiko Watanabe Nara,Akio Imai,Yasuhiro Izutsu,Kazuya Hasuike　PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY　396　75　2014/02　
  • 　Last glacial-Holocene geochronology of sediment cores from a high-altitude Tibetan lake based on AMS C-14 dating of plant fossils: Implications for paleoenvironmental reconstructions　Takahiro Watanabe,Tetsuya Matsunaka,Toshio Nakamura,Mitsugu Nishimura,Yasuhiro Izutsu,Motoyasu Minami,Fumiko Watanabe Nara,Takeshi Kakegawa,Junbo Wang,Liping Zhu　CHEMICAL GEOLOGY　277　1-2　21　2010/10
  • 　Technological developments for strontium-90 determination using AMS　Yukihiko Satou,Keisuke Sueki,Kimikazu Sasa,Tetsuya Matsunaka,Tsutomu Takahashi,Nao Shibayama,Daiki Izumi,Norikazu Kinoshita,Hiroyuki Matsuzaki　NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS　361　233　2015/10
  • 　Study of primary production magnitude under the thermocline (20-25 m) and the continuous supporting mechanism of production in Lake Pumayum Co, Tibetan Plateau　Tetsuya Matsunaka,Mitsugu Nishimura,Tetuo Murakami,Yasuhiro Izutsu,Fumiko Watanabe Nara,Takahiro Watanabe,Akio Imai,Liping Zhu　Japanese Journal of Limnology　73　3　167　2012　
  • 　The new 6 MV multi-nuclide AMS facility at the University of Tsukuba　Kimikazu Sasa,Tsutomu Takahashi,Masumi Matsumura,Tetsuya Matsunaka,Yukihiko Satou,Daiki Izumi,Keisuke Sueki　NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS　361　124　2015/10　
  • 　A chronology of the PY608E-PC sediment core (Lake Pumoyum Co, southern Tibetan Plateau) based on radiocarbon dating of total organic carbon　Takahiro Watanabe,Toshio Nakamura,Tetsuya Matsunaka,Fumiko Watanabe Nara,Liping Zhu,Junbo Wang,Takeshi Kakegawa,Mitsugu Nishimura　NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS　294　520　2013/01　
  • 　Further discussion about the features of Lake Puma Yum Co, South Tibet, China　Liping Zhu,Jianting Ju,Junbo Wang,Manping Xie,Mitsugu Nishimura,Tetsuya Matsunaka,Hisayoshi Terai　LIMNOLOGY　11　3　281　2010/12
  • 　Changes of organic matter sources in sediment cores from a high-altitude lake (Pumoyum Co, southeastern Tibetan plateau) over the last 19,000 years　Takahiro Watanabe,Tetsuya Matsunaka,Toshio Nakamura,Mitsugu Nishimura,Fumiko Watanabe Nara,Takeshi Kakegawa,Liping Zhu　NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS　268　7-8　1070　2010/04
  • 　The second investigation of Lake Puma Yum Co located in the Southern Tibetan Plateau, China　Tetuo Murakami,Hisayoshi Terai,Yoko Yoshiyama,Takafumi Tezuka,Liping Zhu,Tetsuya Matsunaka,Mitsugu Nishimura　LIMNOLOGY　8　3　331　2007/12
  • 　Temporal variation of iodine-129 in rainwater at Tsukuba before and after the Fukushima Daiichi Nuclear Power Plant accident　Masumi Matsumura,Kimikazu Sasa,Tetsuya Matsunaka,Keisuke Sueki,Tsutomu Takahashi,Hiroyuki Matsuzaki　Geochemical Journal　52　2　155　2018
  • 　Optimization of a Delta E - E detector for Ca-41 AMS　Seiji Hosoya,Kimikazu Sasa,Tetsuya Matsunaka,Tsutomu Takahashi,Masumi Matsumura,Hiroshi Matsumura,Mark Sundquist,Mark Stodola,Keisuke Sueki　NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS　406　268　2017/09　
  • 　Molecular phylogenetic analysis of Meconopsis horridula in the Southeastern Tibetan Plateau, China.　14　44　2014　
  • 　Radiocarbon chronology of a sediment core from Lake Pumoyum Co in the southeastern Tibetan plateau　T. Watanabe,T. Nakamura,M. Nishimura,T. Matsunaka,M. Minami,T. Kakegawa,F. W. Nara,L. Zhu　INTERNATIONAL ASSOCIATION OF THEORETICAL AND APPLIED LIMNOLOGY, VOL 30, PT 4, PROCEEDINGS　30　611　2008
  • 　Exposure Age Dating of Chinese Tiankengs by 36Cl-AMS　Shen, H,Sasa, K,Meng, Q,Matsumura, M,Masunaka, T,Hosoya, S,Takahashi, T,Honda, M,Sueki, K,He, M,Huang, B,Zhao, Q,Dong, K,Guan, Y,Ruan, X,Sha, J　Nuclear Instruments and Methods in Physics Research Section B　459　29　2019/11　
  • 　Radiocarbon Dating of Chinese Ancient Tea Trees　Chen, J,Shen, H,Sasa, K,Lan, H,Masunaka, T,Matsumura, M,Takahashi, T,Hosoya, S,He, M,He, Y,Li, Z,Zhao, Z,Liu, M,Wei, S,Qi, M,Zhao, Q,Qin, X,Chen, X,Jiang, S　Radiocarbon　2019/10
  • 　Relationship between ephedrine alkaloid profile in Ephedra gerardiana and soil characteristics of glacial landforms in southeastern Tibetan Plateau, China　Motoyasu Minami,Takako Mori,Yukako Honda,Kaoru Ueno,Tetuo Murakami,Tetsuya Matsunaka,Junbo Wang,Liping Zhu,Akihito Takano,Takahisa Nakane　Journal of Natural Medicines　2022/04/24　
  • 　Lateral variations of 134Cs and 228Ra concentrations in surface waters in the western North Pacific and its marginal sea (2018–2019): Implications for basin-scale and local current circulations　Mutsuo Inoue,Shotaro Hanaki,Ryosei Takehara,Hisaki Kofuji,Tetsuya Matsunaka,Hiroshi Kuroda,Yukiko Taniuchi,Hiromi Kasai,Takami Morita,Shizuho Miki,Seiya Nagao　Progress in Oceanography　195　102587　2021/07
  • 　Late-Holocene salinity changes in Lake Ogawara, Pacific coast of northeast Japan, related to sea-level fall inferred from sedimentary geochemical signatures　Fumiko Watanabe Nara,Takahiro Watanabe,Tetsuya Matsunaka,Shin-ichi Yamasaki,Noriyoshi Tsuchiya,Koji Seto,Kazuyoshi Yamada,Yoshinori Yasuda　Palaeogeography, Palaeoclimatology, Palaeoecology　592　110907　2022/04
  • 　Geochemical Control of PAHs by Inflowing River Water to West Nanao Bay, Japan, and Its Influences on Ecological Risk: Small-Scale Changes Observed under Near-Background Conditions at an Enclosed Bay　Rodrigo Mundo,Tetsuya Matsunaka,Hisanori Iwai,Shinya Ochiai,Seiya Nagao　International Journal of Environmental Research and Public Health　18　19　10310　2021/09/30　
  • 　Assessing the effect of laboratory environment on sample contamination for I-129 accelerator mass spectrometry　Matsumura, M., Sasa, K., Matsunaka, T., Sueki, K., Takahashi, T., Matsuzaki, H.　Analytical Sciences　36　5　631　2020/05　
  • 　Sample preparation method of 36Cl for Chinese TianKeng　Shen, H,Sasa, K,Meng, Q,Matsumura, M,Masunaka, T,Hosoya, S,Takahashi, T,Honda, M,Sueki, K,He, M,Huang, B,Li, Z,Zhao, Z,Zhao, Q,Dong, K,Guan, Y,Ruan, X,Jiang, S　Nuclear Instruments and Methods in Physics Research Section B　458　126　2019/11　
  • 　Pre- and post-accident 14C activities in tree rings around the Fukushima Dai-ichi Nuclear Nuclear Power Plants　Matsunaka, T,Sasa, K,Takahashi, T,Satou, Y,Shen, H,Sueki, K,Matsuzaki, H　Radiocarbon　61　2　1633　2019/12
  • 　Sources and behavior of monsoon air masses in the lowest-latitude region on the Tibetan Plateau, and their paleoclimatic implications　Mitsugu Nishimura,Tetsuya Matsunaka,Junbo Wang,Sumito Matoba,Akane Tsushima,Liping Zhu,Yasuhiro Izutsu　Palaeogeography, Palaeoclimatology, Palaeoecology　554　109750　2020/09　
  • 　Interannual survey on polycyclic aromatic hydrocarbons (Pahs) in seawater of North Nanao Bay, Ishikawa, Japan, from 2015 to 2018: Sources, pathways and ecological risk assessment　Rodrigo Mundo,Tetsuya Matsunaka,Hisanori Iwai,Shouzo Ogiso,Nobuo Suzuki,Ning Tang,Kazuichi Hayakawa,Seiya Nagao　International Journal of Environmental Research and Public Health　17　3　904　2020/02
  • 　Quantitative and semi–quantitative analyses using a portable energy dispersive X–ray fluorescence spectrometer: Geochemical applications in fault rocks, lake sediments, and event deposits　Takahiro WATANABE,Chikako ISHII,Chika ISHIZAKA,Masakazu NIWA,Koji SHIMADA,Yuki SAWAI,Noriyoshi TSUCHIYA,Tetsuya MATSUNAKA,Shinya OCHIAI,Fumiko W. NARA　Journal of Mineralogical and Petrological Sciences　116　3　140　2021　
  • 　Radiocarbon variations in tree rings since 1960 near the Tokai nuclear facility, Japan　Tetsuya Matsunaka,Kimikazu Sasa,Tsutomu Takahashi,Seiji Hosoya,Masumi Matsumura,Yukihiko Satou,Shen Hongtao,Keisuke Sueki　NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS　439　64　2019/01　
  • 　Changes in 129I/127I ratio of crater lake and volcanic activity at Zao volcano　Matsunaka, T,Sasa, K,Sueki, K,Takahashi, T,Matsumura, M,Goto, A,Watanabe, T,Tsuchiya, N,Hirano, N,Matsuzaki, H　UTTAC ANNUAL REPORT 2014　2015
  • 　Study on monitoring of volcanic activity using 129I/127I ratios in crater lake and hot spring at Zao volcano, Miyagi Prefecture　Matsunaka, T,Sasa, K,Sueki, K,Shibayama, N,Takahashi, T,Matsumura, M,Satou, Y,Matsuzaki, H,Goto, A,Watanabe, T,Tsuchiya, N,Hirano, N,Kizaki, A　UTTAC ANNUAL REPORT 2013　29　2014

Conference Presentations

  • Radiocarbon variations since 1960 in tree rings near the Tokai nuclear facilities in Japan(conference：The Fourteenth International AMS Conference)(2017/08)
  • Isobar suppression for 36Cl-AMS with the 6 MV tandem accelerator(conference：The Fourteenth International AMS Conference)(2017/08)
  • 加速器質量分析法における10Be, 36Clの高感度測定のための同重体分離手法の検討とその測定性能評価(conference：日本原子力学会2017年春の年会)(2017/03)
  • 長寿命放射性核種36Clの加速器質量分析法による超高感度測定(conference：第18回「環境放射能」研究会)(2017/03)
  • 東海原子力施設の稼働状況に応答した樹木年輪内の炭素14濃度変動(conference：第18回「環境放射能」研究会)(2017/03)

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  • AMSとリアクションセルICP-MSによる環境試料中の129Iの分析(conference：第19回AMSシンポジウム)(2016/12)
  • 筑波大学におけるヨウ素129標準試料作製計画(conference：第19回AMSシンポジウム)(2016/12)
  • 東福島事故由来の放射性物質における長寿命核種のAMS測定(conference：第19回AMSシンポジウム)(2016/12)
  • 東日本原子力施設周辺の年輪内における1960年以降の炭素14濃度変動(conference：第19回AMSシンポジウム)(2016/12)
  • サンゴコア分析による長寿命人工放射性核種の日本海導入履歴復元の試み(conference：第19回AMSシンポジウム)(2016/12)
  • 41Ca-AMSの実用化に向けた技術開発と測定評価(conference：第19回AMSシンポジウム)(2016/12)
  • Study on 36Cl-AMS for Exposure Age Dating of Guangxi Tiankeng(conference：第19回AMSシンポジウム)(2016/12)
  • 福島第一原子力発電所事故前後における降水中のヨウ素129濃度の推移(conference：日本放射線安全管理学会第15回学術大会)(2016/11)
  • 難測定核種41Caの加速器質量分析法による超高感度測定(conference：日本原子力学会2016年秋の大会)(2016/09)
  • CO2ガスイオン源を用いた迅速14C-AMSの開発(conference：2016日本放射化学会年会・第60回放射化学討論会)(2016/09)
  • 6MVタンデム型静電加速器におけるビーム輸送設定条件の検討(conference：第13回日本加速器学会年会)(2016/08)
  • 福島の土壌圏と水圏における129I/137Cs分布から推測される放射性ヨウ素と放射性セシウムの挙動(conference：第53回アイソトープ・放射線研究発表会)(2016/07)
  • 筑波大学タンデム加速器施設UTTACの現状(2015年度)　-稼働を開始した6MVタンデム加速器によるイオンビーム利用研究の展望-(conference：第29回「タンデム加速器及びその周辺技術の研究会」)(2016/06)
  • 筑波大学6MVタンデム加速器によるI-129測定の性能評価‐TSUKUBA_I-129 STD作製に向けて‐(conference：第29回「タンデム加速器及びその周辺技術の研究会」)(2016/06)
  • 36Cl-AMS測定に向けた、妨害核種36S除去の検討(conference：第29回「タンデム加速器及びその周辺技術の研究会」)(2016/06)
  • ガスイオン源を用いた迅速14C測定法の検討(conference：第29回「タンデム加速器及びその周辺技術の研究会」)(2016/06)
  • Optimization of ⊿E-E detector for 41Ca AMS measurement using PHITS code simulation(conference：ECAART12)(2016/07)
  • Isobar separation performance of the Tsukuba 6 MV AMS system(conference：ECAART12)(2016/07)
  • Decrease of iodine isotope ratio observed in crater lake and geothermal area at Zao volcano, Japan(conference：Goldschmidt 2016)(2016/06)
  • The millennium scale monsoon cycles recorded in a sediment core from alpine Tibetan lake(conference：Goldschmidt 2016)(2016/06)
  • 蔵王火山で過去100年間に見られた活発化と現在の状況(conference：日本地球惑星科学連合2016年大会)(2016/05)
  • 6MVタンデム加速器質量分析システムにおける極微量核種の測定試験(conference：日本原子力学会2016年春の年会)(2016/03)
  • 福島県浪江町における年輪中の炭素14濃度変動(conference：第17回「環境放射能」研究会)(2016/03)
  • 放射性ヨウ素の河川における挙動と沿岸環境中の分布(conference：日本海洋学会2016年度春季大会)(2016/03)
  • 福島第一原子力発電所事故によるヨウ素129の降水への影響(conference：第18回AMSシンポジウム)(2016/03)
  • 筑波大学6MV加速器質量分析システムの現状とAMS試験測定結果(conference：第18回AMSシンポジウム)(2016/03)
  • 蔵王山における火口湖と地熱帯で観測されたヨウ素同位体比の低下(conference：第18回AMSシンポジウム)(2016/03)
  • 福島における西暦2010年の晩材に記録されたΔ14C増大(conference：第18回AMSシンポジウム)(2016/03)
  • 難測定核種AMS開発に向けたPHITSシミュレーションの適用(conference：第18回AMSシンポジウム)(2016/03)
  • 東京大学総合研究博物館Compact-AMSの運用と性能評価(conference：第18回AMSシンポジウム)(2016/03)

Others

Arts and Fieldwork

Patent

Theme to the desired joint research

Grant-in-Aid for Scientific Research

○「福島原子力発電所事故由来のセシウムからみた北太平洋北域の溶存汚染物質循環」(2021-2023)　
○2023「地球温暖化に応答する日本海深層循環の評価法：放射性ヨウ素129をトレーサーとして」(2020-2023)　
○「石英中炭素14の超高感度測定法の開発と氷河地形編年への応用」(2016-2018)　

Competitive research funding,Contribution

Collaborative research,Consignment study

Classes (Bachelors)

Classes (Graduate Schools)

○Seminar in Material Analysis(2017)
○Seminar in Material Analysis(2017)

International Project

International Students

Lecture themes

Others (Social Activities)

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