Rchr
J-GLOBAL ID：200901071822532350
Update date: Nov. 19, 2024
Tomiyasu Takashi
トミヤス タカシ | Tomiyasu Takashi
Affiliation and department：
Job title：
Professor
Research field (4)：
Analytical chemistry
, Space and planetary science
, Environmental policy and society
, Environmental impact assessment
Research keywords (7)：
環境影響評価
, 地球化学
, 分離・精製・検出法
, Environmental Influence Accessment
, Geochemistry
, Refining and Identification
, Separation
Research theme for competitive and other funds (29)：
- 2024 - 2028 コメのメチル水銀汚染リスク評価:土壌環境・化学組成・無機水銀形態が及ぼす影響
- 2023 - 2026 鹿児島湾海底熱水活動とメチル水銀およびジメチル水銀の生成挙動
- 2021 - 2026 リンの物質循環からとらえる地域循環共生の統合的研究
- 2021 - 2024 コメのメチル水銀汚染リスク低減のための土壌環境評価法の検討
- 2021 - 2024 Interdisciplinary research on mercury pollution by the ASGM, using the varved lacustrine sediments
- 2019 - 2023 The Dynamics of Mercury and Selenium Released by Submarine Volcanic Activity in Kagoshima Bay
- 2018 - 2021 Behavior of MeHg production in a Hg(II) ion spiked paddy field soil during multi-year rice cultivation and the mechanism of MeHg accumulation in rice grain
- 2016 - 2019 Spatiotemporal impact of mercury released from ASGM (Artisanal/Small scale Gold Mining)on agricultural and marine products: evaluation and countermeasures
- 2015 - 2019 Mercury speciation in preserved sludge which is estimated to be remaining under the reclaimed land area of Minamata Bay Japan.
- 2015 - 2018 Production of methylmercury in Hg contaminated paddy field and its effect to biological system
- 2013 - 2016 The behavior of mercury in the contaminated site and its impact on ecosystems
- 2012 - 2015 Study of influeces on environmental factors as for mercury methylation in Minamata Bay
- 2010 - 2012 The environmental behavior of mercury in contaminatedsites
- 2009 - 2011 Influence of density stratification on the dynamic behavior of high contaminated mercury at the mouth of Soca River in the Gulf of Trieste.
- 2008 - 2010 Investigation of influences of environmental factors as for mercury elution and mercury methylation in the soil
- 2006 - 2008 The behavior and environmental impact of mercury released from Idrija mercury mine, Slovenia
- 2006 - 2007 average quality of river waters in Japan
- 2005 - 2007 Vertical distributions of benthic foraminiferal assemblages and mercury in bottom sediments of Minamata and Fukuro Bays
- 2005 - 2006 Solubilization of mercury in soil and chemical changing of mercury species in soil by variety change of basic characteristics of soil
- 2003 - 2005 The behavior and environmental impact of mercury released through the human activity
- 2001 - 2003 Arsenic, antimony and mercury chemical forms and behavior in volcanic emissions
- 2001 - 2003 The change of the benthic foraminiferal assemblages influenced by a heavy metal pollution
- 2001 - 2002 The environmental impact of mercury released from the volcanic activity of Sakurajima
- 1997 - 1998 The behavior of mercury released from Sakurajima volcano.The environmental study.
- 1994 - 1994 触媒作用を利用した極微量ヨウ化物イオンとヨウ素酸イオンの分別定量法の開発
- 環境中における水銀の挙動の解明
- 触媒作用を利用した分析法の研究,及びその反応機構の研究
- The behavior of mercury in environment
- catalytic determination of trace amounts of element and its mechanistic study
Show all
Papers (63)：
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Ryo Kanzaki, Tomoya Hidaka, Yuki Tokuda, Hitoshi Kodamatani, Takashi Tomiyasu. Brønsted acidity of bis(trifluoromethanesulfonyl)amide and trifluoromethanesulfonic acid in ionic liquids of ternary ammonium. Journal of Molecular Liquids. 2024. 409
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Takashi Tomiyasu, Hideaki Matsuki, Masanori Oda, Hitoshi Kodamatani, Ryo Kanzaki, Toru Kobari. Impact of mercury discharged from submarine volcano on inner bay ecosystems. Chemosphere. 2023. 339
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Takashi Tomiyasu, Chihiro Nozoe, Wilder Leonardo Gamboa Ruiz, Hitoshi Kodamatani, Ryo Kanzaki. Distribution of selenium and mercury concentrations in sediments of Kagoshima Bay: can submarine volcanic activity affect the distribution of selenium in sediments?. Environmental Earth Sciences. 2023. 82. 20
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Ryo Kanzaki, Tomoya Hidaka, Hitoshi Kodamatani, Takashi Tomiyasu. Determination of autoprotolysis (autoionization) constant according to gran's procedure on potentiometric titrations. Journal of Molecular Liquids. 2023. 384
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Takashi Tomiyasu, Ryohei Shitauchi, Daigo Kasai, Toshiki Kitagawa, Hitoshi Kodamatani, Ryo Kanzaki. The distribution and dynamics of residual mercury from the Chisso chemical plant in sediments of the Yatsushiro Sea, western Kyushu, Japan: have recent sedimentations lowered surface mercury concentrations?. Environmental science and pollution research international. 2023. 30. 28. 72769-72781
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MISC (156)：
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児玉谷仁, 冨安卓滋. Influence of thermocline formation on methylmercury production in the seawater of Kagoshima Bay. サンケイ科学振興財団研究報告. 2024. 34
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村上純奈, 吉岡伶, 児玉谷仁, 神崎亮, 冨安卓滋. 水俣湾及びその周辺におけるカキ軟体部中の水銀及びセレン濃度. 分析化学討論会講演要旨集(Web). 2023. 83rd
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神崎亮, 日高朋也, 児玉谷仁, 冨安卓滋. LiTf2N水溶液の酸塩基性. 分析化学討論会講演要旨集(Web). 2023. 83rd
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神崎亮, 日高朋也, 児玉谷仁, 冨安卓滋. Acid-base reaction thermodynamics in concentrated LiTf2N aqueous solution. 熱測定討論会講演要旨集(CD-ROM). 2023. 59th
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日高朋也, 児玉谷仁, 冨安卓滋, 神崎亮. 濃厚リチウム(ビストリフルオロメタンスルホニル)イミド水溶液中におけるイオンの反応性. 日本分析化学会年会講演要旨集(Web). 2023. 72nd
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Works (3)：
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The behavior of mercury releast from the mercury mine
2003 -
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水銀の環境モニタリングに関する研究
1997 -
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The monitoring of mercury in environment
1997 -
Education (4)：
- - 1989 Kagoshima University
- - 1989 Kagoshima University Graduate School, Division of Natural Science
- - 1985 Kagoshima University Faculty of Fisheries
- - 1985 Kagoshima University Faculty of Fisheries
Professional career (2)：
- (BLANK) (University of Tsukuba)
- (BLANK)
Association Membership(s) (3)：
日本地球化学会
, 日本化学会
, 日本分析化学会
