最新の論文を掲載していきます。

• A rapid method for determination of chromium speciation in environmental water using hydrophilic interaction chromatography hyphenated with ICPMS.
  Akane Ito, Yuhei Morhisita, Takahiro Morimoto, and Masaharu Tanimizu
  J. Chromato. A. under review.
• Stable N and O isotopic indicators coupled with social data analysis revealed long-term shift in the cause of groundwater nitrate pollution: Insights into future water resource management.
  T. Hosono, K. Taniguchi, A.T.M. Rahman, T. Yamamoto, K. Takayama, Z.-Q. You, T. Aihara, T. Ikehara, H. Amano, M. Tanimizu, and K. Nakagawa.
  Ecol. Ind. (2023) 154, #110670.
• Simultaneous and sensitive analysis of glyphosate, glufosinate, and their metabolites in surface water by HPLC-ICP-MS/MS
  Takahiro Morimoto, Akane Ito, and Masaharu Tanimizu
  Anal. Sci., 39, 1047-1052 (2023) Detail
• Speciation and isotopic analysis of zinc in size-fractionated aerosol samples related to its source and chemical processes
  S. Natori, M. Fujiwara, M. Kurisu, M. Tanimizu, T. Iizuka, and Y. Takahashi
  Atmos. Env., 294, 119504 (2023) Detail
• 地下水分析のための微少量ウランによる高精度234U/238U同位体比分析法の確立
  栗林千佳, 谷水雅治
  質量分析, 70, 226-230 (2022). Detail
• Lithium isotope systematics of Arima hot spring waters and groundwaters in Kii Peninsula
  R. Umam, M. Tanimizu, H. Nakamura, Y. Nishio, R. Nakai, N. Sugimoto, Y. Mori, Y. Kobayashi, A. Ito, S. Wakaki, K. Nagaishi, and T. Ishikawa
  Geochem J., 56, e8-e17 (2022). Detail
• Three-dimensional structure of groundwater masses beneath the Osaka Plain, southwest Japan.
  T. Shintani, H. Masuda, T. Nemoto, R. Ikawa, A. Marui, M. Tanimizu, and T. Ishikawa J. Hydrol. Reg. Study., 43, 101193 (2022). Detail
• Failure-experiment-supported optimization of poorly reproducible synthetic conditions for novel lanthanide metal-organic frameworks with two-dimensional secondary building units
  Y. Kitamura, E. Terado, Z. Zhang, H. Yoshikawa, T. Inose, H. Uji-i, M. Tanimizu, A. Inokuchi, Y. Kamakura, and D. Tanaka
  Chem. Eur. J., 27, 16347-16353 (2021). Detail
• Application of B and Li isotope systematics for detecting chemical disturbance in groundwater associated with large shallow inland earthquakes in Kumamoto, Japan.
  M. Tanimizu, N. Sugimoto, T. Hosono, C. Kuribayashi, T. Morimoto, A. Ito, R. Umam, Y. Nishio, K. Nagaishi, and T. Ishikawa
  Geochem. J., 55, 241-250 (2021).  DOI: 10.2343/geochemj.2.0633 Detail
• Stable isotopes show that earthquakes enhance permeability and release water from mountains.

  T. Hosono, C. Yamada, M. Manga, C.-Y. Wang, and M. Tanimizu

  Nature Comm., 11, #2776 (2020). DOI: 10.1038/s41467-020-16604-y  Detail
• Sr-Nd-Pb isotopic ratios of fine sediments from modern rivers in SW Japan: Implications for sediment provenance of the Northwest Pacific.
  Y. Saitoh, M. Tanimizu, and T. Ishikawa

  J. Asian. Earth. Sci.: X, 3, #100029 (2020). DOI:  10.1016/j.jaesx.2020.100029 Detail
• A rapid and precise determination of boron isotope ratio in water and carbonate samples by multiple collector ICP-MS.

  M. Tanimizu,  K. Nagaishi, and T. Ishikawa

  Anal. Sci., 34, 667-674 (2018). DOI: 10.2116/analsci.18SBP05 Detail
  
• Aqueous speciation is likely to control the stable isotopic fractionation of cerium at varying pH.
  R. Nakada, M. Tanaka, M. Tanimizu,  and Y. Takahashi
  Geochim. Cosmochim. Acta, 218, 273-290 (2017). DOI: 10.1016/j.gca.2017.09.019 Detail
• A simple and rapid method for isotopic analysis of nickel, copper, and zinc in seawater using chelating extraction and anion exchange.
  S. Takano, M. Tanimizu, T. Hirata, K.-C. Shin, Y. Fukami, K. Suzuki, and Y. Sohrin
  Anal. Chim. Acta, 967, 1-11 (2017). DOI: 10.1016/j.aca.2017.03.010 Detail
• Stable isotope fractionation of tungsten during adsorption on Fe and Mn (oxyhydr)oxides.
  T. Kashiwabara, S. Kubo, M. Tanaka, R. Senda, T. Iizuka, M. Tanimizu, and Y. Takahashi
  Geochim. Cosmochim. Acta, 204,-52-67 (2017). DOI:10.1016/j.gca.2017.01.031 Detail
• Cerium stable isotope ratios in ferromanganese deposits and their potential as a paleo-redox proxy.
  R. Nakada, Y. Takahashi, and M. Tanimizu
  Geochim. Cosmochim. Acta, 181, 89-100 (2016). DOI:10.1016/j.gca.2016.02.025 Detail
• Geochemistry of Aptian bedded chert succession from the deep Pacific basin: new insights into Cretaceous Oceanic Anoxic Event 1a.
  J. Kuroda, N. Ihoriya, R. S. Hori, N. O. Ogawa, M. Ikehara, M. Tanimizu, and N. Ohkouchi
  Geological Society of America Special Publication, 511, 305-328 (2015). Detail
• Sr, Nd, and Pb isotope compositions of hemipelagic sediment in the Shikoku Basin: implications for the late Cenozoic Kuroshio transport of sediments and acceleration of the Philippine Sea plate subduction.
  Y. Saitoh, T. Ishikawa, M. Tanimizu, M. Murayama, Y. Ujiie, Y. Yamamoto, K. Ujiie, and T. Kanamatsu
  Earth Planet. Sci. Lett., 421, 47-57 (2015). Detail
• Origin of lithium in submarine mud volcano fluid in the Nankai accretionary wedge.
  Y. Nishio, A. Ijiri, T. Toki, Y. Morono, M. Tanimizu, K. Nagaishi, and F. Inagaki
  Earth Planet. Sci. Lett., 414, 144-155 (2015). Detail
• Isotopic constraints on biogeochemical cycling of copper in the ocean.
  S. Takano, M. Tanimizu, T. Hirata, and Y. Sohrin
  Nature Comm., 5, No.1663 (2014). Detail

また研究成果の普及のために、我々のグループの研究を日本語で紹介した総説をいくつかご紹介します。

• 直下型地震に伴う地下水の流れの変化を同位体で追う.
  谷水雅治, 細野高啓
  同位体環境学がえがく世界2023年版, 158-162 (2023). Detail
• ICP質量分析法による高精度同位体分析の測定原理.
  谷水雅治
  ぶんせき, 2016年4月, 120-125 (2016). Detail
• 重元素の質量に依存した安定同位体存在度変動の検出.
  谷水雅治
  Isotope News, 2015年9月号, 7-11 (2015). Detail
• 高感度無機質量分析法による極微量核種定量の試み.
  谷水雅治
  放射線, 40, 209-213 (2015).
• 安定同位体比と化学種解析に基づく新しい希土類元素地球化学.
  中田亮一, 谷水雅治, 高橋嘉夫
  化学工業, 64, 671-677 (2013).
• 炭酸カルシウムのCa,Mg安定同位体分別.
  吉村寿紘, 谷水雅治
  地球化学, 46, 33-49 (2012). Detail
• ICP質量分析法を用いた重元素安定同位体比の精密測定による地球化学の新展開.
  谷水雅治
  地球化学, 45, 129-145 (2011). Detail

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