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Researcher Information

last modified：2024/11/22

Associate Professor　MASHIO, Asami

Mail

Faculty, Affiliation

Faculty of Chemistry, Institute of Science and Engineering

College and School Educational Field

Division of Material Chemistry, Graduate School of Natural Science and Technology
Course in Applied Chemistry, School of Chemistry, College of Science and Engineering

Laboratory

　TEL:076-234-4791

Academic Background

Career

University of Shizuoka
Atmosphere and Ocean Research Institute

Year & Month of Birth

Academic Society

Award

Specialities

、

Speciality Keywords

Platinum Group Elements,Analytical Chemistry,Marine Chemistry

Research Themes

Books

  • 　Dissolved platinum in seawater and river water at Japanese coastal areas　58　72　2016

Papers

  • 　Insight into stability of dithiocarbamate-modified adsorbents: Oxidation of dithiocarbamate　Keisuke Nakakubo,Foni B. Biswas,Tsuyoshi Taniguchi,Masaru Endo,Yuto Sakai,Kuo H. Wong,Asami S. Mashio,Tatsuya Nishimura,Katsuhiro Maeda,Hiroshi Hasegawa　Chemosphere　343　140216　2023/12
  • 　Evaluation of newly designed flushing techniques for on-site remediation of arsenic-contaminated excavated debris　Shafiqur Rahman,Makoto Saito,Shoji Yoshioka,Shengbin Ni,Kuo H. Wong,Asami S. Mashio,Zinnat A. Begum,Ismail M.M. Rahman,Akio Ohta,Hiroshi Hasegawa　Environmental Science and Pollution Research　30　52　112052　2023/11
  • 　Recovery of rhodium from glacial acetic acid manufacturing effluent using cellulose-based sorbent　Foni B. Biswas,Masaru Endo,Shafiqur Rahman,Ismail M.M. Rahman,Keisuke Nakakubo,Asami S. Mashio,Tsuyoshi Taniguchi,Tatsuya Nishimura,Katsuhiro Maeda,Hiroshi Hasegawa　Separation and Purification Technology　124995　2023/09
  • 　Cellulose-based materials for scavenging toxic and precious metals from water and wastewater: A review　M. Mehedi Hasan Rocky,Ismail M.M. Rahman,Foni B. Biswas,Shafiqur Rahman,Masaru Endo,Kuo H. Wong,Asami S. Mashio,Hiroshi Hasegawa　Chemical Engineering Journal　472　144677　2023/09
  • 　Influence of Different Arsenic Species on the Bioavailability and Bioaccumulation of Arsenic by Sargassum horneri C. Agardh: Effects under Different Phosphate Conditions　M. Abdullah Al Mamun,Shuhei Hayashi,Rimana Islam Papry,Osamu Miki,Ismail M. M. Rahman,Asami S. Mashio,Hiroshi Hasegawa　Environmental Science and Pollution Research　2023/08/22　

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  • 　Cellular uptake and biotransformation of arsenate by freshwater phytoplankton under salinity gradient revealed by single-cell ICP-MS and CT-HG-AAS　Md Shah Alam,Shogo Fujisawa,Masahiko Zuka,Yinghan Zai,Asami S. Mashio,Ismail M. M. Rahman,Kuo H. Wong,Hiroshi Hasegawa　Environmental Chemistry　2023
  • 　Influence of Different Arsenic Species on the Bioavailability and Bioaccumulation of Arsenic by Sargassum horneri C. Agardh: Effects under Different Phosphate Conditions　M. Abdullah Al Mamun,Shuhei Hayashi,Rimana Islam Papry,Osamu Miki,Ismail M.M. Rahman,Asami S. Mashio,Hiroshi Hasegawa　Environmental Science and Pollution Research　2023
  • 　Enhanced recovery of gold from aqua regia leachate of electronic waste using dithiocarbamate-modified cellulose　M. Mehedi Hasan Rocky,Ismail M.M. Rahman,Yuto Sakai,Foni B. Biswas,Shafiqur Rahman,Masaru Endo,Kuo H. Wong,Asami S. Mashio,Hiroshi Hasegawa　Journal of Material Cycles and Waste Management　2023
  • 　Element pattern in two dominant species of seaweed from Betsukari coastline - Mashike, Hokkaido, Japan　Akhyar, O. *Mashio, A. S. Kaato, Y. Hayahi, S. Wong, K. H. Kosugi, C. *Hasegawa, H.　Environmental Pollution　316　2023/01
  • 　Functionalized polyvinyl alcohol aerogel for efficient and selective removal of arsenite from aqueous matrices　Biswas, F.B.,Das, S.,Nishimura, T.,Endo, M.,Fukuda, M.,Morita, F.,Mashio, A.S.,Taniguchi, T.,Maeda, K.,Hasegawa, H.　Chemical Engineering Journal　450　138232　2022/12　
  • 　Organic complexation of copper in Japanese estuarine waters using reverse titration method　Kuo Hong Wiwit,Kuo Hong Wong,Hideki Fukuda,Hiroshi S. Ogawa,Asami Mashio,Hajime Obata　JOURNAL OF OCEANOGRAPHY　2022/12
  • 　Cross-linked dithiocarbamate-modified cellulose with enhanced thermal stability and dispersibility as a sorbent for arsenite removal　Nakakubo, K.,Endo, M.,Sakai, Y.,Biswas, F.B.,Wong, K.H.,Mashio, A.S.,Taniguchi, T.,Nishimura, T.,Katsuhiro, M.,Hasegawa, H.　Chemosphere　307　135671　2022/11　
  • 　Enhanced remediation of arsenic-contaminated excavated soil using a binary blend of biodegradable surfactant and chelator　Rahman, S.,Rahman, I.M.M.,Ni, S.,Harada, Y.,Kasai, S.,Nakakubo, K.,Begum, Z.A.,Wong, K.H.,Mashio, A.S.,Ohta, A.,Hasegawa, H.　Journal of Hazardous Materials　431　128562　2022/06　
  • 　Subarctic Pacific Intermediate Water: An Oceanic Highway for the Transport of Trace Metals in the North Pacific　Wong, K.H.,Obata, H.,Nishioka, J.,Yamashita, Y.,Kondo, Y.,Kim, T.,Mashio, A.,Hasegawa, H.　Limnology and Oceanography Bulletin　31　2　31　2022/05　
  • 　Speciation analysis of inorganic selenium in wastewater using a highly selective cellulose-based adsorbent via liquid electrode plasma optical emission spectrometry　Nakakubo, K.,Nishimura, T.,Biswas, F.B.,Endo, M.,Wong, K.H.,Mashio, A.S.,Taniguchi, T.,Nishimura, T.,Maeda, K.,Hasegawa, H.　Journal of Hazardous Materials　424　127250　2022　
  • 　Very strong but exchangeable organic ligand of cobalt in the marginal sea　Wong, K.H.,Xu, J.,Kondo, Y.,Takeda, S.,Mashio, A.S.,Hasegawa, H.,Obata, H.　Limnology and Oceanography　67　6　2022/04　
  • 　Determination of the sub-picomolar concentration of dissolved palladium in open ocean seawater　Mashio, A.S.,Ichimura, A.,Yamagishi, H.,Wong, K.H.,Obata, H.,Hasegawa, H.　Marine Chemistry　243　2022　
  • 　Biodegradable Chelator-Assisted Washing and Stabilization of Arsenic-Contaminated Excavated Soils　Rahman, S.,Jii, N.,Ni, S.,Harada, Y.,Mashio, A.S.,Begum, Z.A.,Rahman, I.M.M.,Hasegawa, H.　Water, Air, and Soil Pollution　233　6　2022　
  • 　Role of Fe plaque on arsenic biotransformation by marine macroalgae　Hasegawa, H.,Akhyar, O.,Omori, Y.,Kato, Y.,Kosugi, C.,Miki, O.,Mashio, A.S.,Papry, R.I.　Science of the Total Environment　802　2022　
  • 　Comparative evaluation of dithiocarbamate-modified cellulose and commercial resins for recovery of precious metals from aqueous matrices　Biswas, F.B.,Rahman, I.M.M.,Nakakubo, K.,Yunoshita, K.,Endo, M.,Mashio, A.S.,Taniguchi, T.,Nishimura, T.,Maeda, K.,Hasegawa, H.　Journal of Hazardous Materials　418　126308　2021/09　
  • 　Budgets and sources of dissolved platinum in the inland seas of Japan　Mashio, A.S.,Tanimura, T.,Hasegawa, H.,Takeda, S.,Obata, H.　Estuarine, Coastal and Shelf Science　253　2021/05/31　
  • 　Highly selective and straightforward recovery of gold and platinum from acidic waste effluents using cellulose-based bio-adsorbent　Biswas, F.B.,Rahman, I.M.M.,Nakakubo, K.,Endo, M.,Nagai, K.,Mashio, A.S.,Taniguchi, T.,Nishimura, T.,Maeda, K.,Hasegawa, H.　Journal of Hazardous Materials　410　124569　2021　
  • 　Wide-range detection of Cu-binding organic ligands in seawater using reverse titration　Wiwit,Wong, K.H.,Fukuda, H.,Ogawa, H.,Mashio, A.S.,Kondo, Y.,Nishioka, J.,Obata, H.　Marine Chemistry　230　2021/03/20　
  • 　Selective recovery of silver and palladium from acidic waste solutions using dithiocarbamate-functionalized cellulose　Biswas, F.B.,Rahman, I.M.M.,Nakakubo, K.,Yunoshita, K.,Endo, M.,Nagai, K.,Mashio, A.S.,Taniguchi, T.,Nishimura, T.,Maeda, K.,Hasegawa, H.　Chemical Engineering Journal　407　2021/03/01　
  • 　Freshwater phytoplankton: Salinity stress on arsenic biotransformation　Papry, R.I.,Fujisawa, S.,Zai, Y.,Akhyar, O.,Mashio, A.S.,Hasegawa, H.　Environmental Pollution　270　2021/02/01　
  • 　Speciation of inorganic selenium in wastewater using liquid electrode plasma-optical emission spectrometry combined with supramolecule-equipped solid-phase extraction system　Barua, S.,Rahman, I.M.M.,Miyaguchi, M.,Yunoshita, K.,Ruengpirasiri, P.,Takamura, Y.,Mashio, A.S.,Hasegawa, H.　Microchemical Journal　159　2020/12　
  • 　A technique for the speciation analysis of metal-chelator complexes in aqueous matrices using ultra-performance liquid chromatography-quadrupole/time-of-flight mass spectrometry　Miah, S.,Fukiage, S.,Begum, Z.A.,Murakami, T.,Mashio, A.S.,Rahman, I.M.M.,Hasegawa, H.　Journal of Chromatography A　1630　461528　2020/10　
  • 　Integrated effects of important environmental factors on arsenic biotransformation and photosynthetic efficiency by marine microalgae　Papry, R.I.,Fujisawa, S.,Yinghan, Z.,Akhyar, O.,Al Mamun, M.A.,Mashio, A.S.,Hasegawa, H.　Ecotoxicology and Environmental Safety　201　2020/09/15　
  • 　Dithiocarbamate-modified cellulose-based sorbents with high storage stability for selective removal of arsenite and hazardous heavy metals　Morita, F.,Nakakubo, K.,Yunoshita, K.,Endo, M.,Biswas, F.B.,Nishimura, T.,Mashio, A.S.,Hasegawa, H.,Taniguchi, T.,Maeda, K.　RSC Advances　10　50　30238　2020/08/17　
  • 　Arsenic biotransformation potential of marine phytoplankton under a salinity gradient　Papry, R.I.,Omori, Y.,Fujisawa, S.,Al Mamun, M.A.,Miah, S.,Mashio, A.S.,Maki, T.,Hasegawa, H.　Algal Research　47　2020/05　
  • 　Spatiotemporal variations of platinum in seawater in Otsuchi Bay, Japan after the 2011 tsunami　Suzuki Mashio, A.,Obata, H.,Shimazaki, T.,Fukuda, H.,Ogawa, H.　Science of the Total Environment　708　2020　
  • 　Chelator-assisted washing for the extraction of lead, copper, and zinc from contaminated soils: A remediation approach　Hasegawa, H.,Mamun, M.A.A.,Tsukagoshi, Y.,Ishii, K.,Sawai, H.,Begum, Z.A.,Asami, M.S.,Maki, T.,Rahman, I.M.M.　Applied Geochemistry　109　2019/10　
  • 　Freshwater phytoplankton: biotransformation of inorganic arsenic to methylarsenic and organoarsenic　Hasegawa, H.,Papry, R.I.,Ikeda, E.,Omori, Y.,Mashio, A.S.,Maki, T.,Rahman, M.A.　Scientific Reports　9　1　2019/08/19　
  • 　Bioaccumulation and biotransformation of arsenic by the brown macroalga Sargassum patens C. Agardh in seawater: effects of phosphate and iron ions　Mamun, M.A.A.,Omori, Y.,Papry, R.I.,Kosugi, C.,Miki, O.,Rahman, I.M.M.,Mashio, A.S.,Maki, T.,Hasegawa, H.　Journal of Applied Phycology　31　4　2669　2019/08/01　
  • 　Comparative biotransformation and detoxification potential of arsenic by three macroalgae species in seawater: Evidence from laboratory culture studies　Mamun, M.A.A.,Omori, Y.,Miki, O.,Rahman, I.M.M.,Mashio, A.S.,Maki, T.,Hasegawa, H.　Chemosphere　228　117　2019/08　
  • 　Arsenic biotransformation potential of six marine diatom species: effect of temperature and salinity　Papry, R.I.,Ishii, K.,Mamun, M.A.A.,Miah, S.,Naito, K.,Mashio, A.S.,Maki, T.,Hasegawa, H.　Scientific Reports　9　1　2019/07/15　
  • 　Arsenic speciation and biotransformation by the marine macroalga Undaria pinnatifida in seawater: A culture medium study　Mamun, M.A.A.,Rahman, I.M.M.,Datta, R.R.,Kosugi, C.,Mashio, A.S.,Maki, T.,Hasegawa, H.　Chemosphere　222　705　2019/05　
  • 　Evaluation of pollution sources of zinc in Tokyo Bay based on zinc isotope ratio in sediment core.　Sakata, M,Okuizumi, S,Mashio, A. S,Ohno, T,Sakata, S　Journal of Geoscience and Environment Protection　7　08　141　2019　
  • 　Determination of multiple chelator complexes in aqueous matrices using ultra-performance liquid chromatography-quadrupole/time-of-flight mass spectrometry　Miah, S.,Rahman, I.M.M.,Takemura, M.,Fukiage, S.,Mashio, A.S.,Maki, T.,Hasegawa, H.　Talanta　194　980　2019/03/01　
  • 　On-site analysis of gold, palladium, or platinum in acidic aqueous matrix using liquid electrode plasma-optical emission spectrometry combined with ion-selective preconcentration　Barua, S.,Rahman, I.M.M.,Miyaguchi, M.,Mashio, A.S.,Maki, T.,Hasegawa, H.　Sensors and Actuators, B: Chemical　272　91　2018/11/01
  • 　Chelator-induced recovery of rare earths from end-of-life fluorescent lamps with the aid of mechano-chemical energy　Hasegawa, H.,Begum, Z.A.,Murase, R.,Ishii, K.,Sawai, H.,Mashio, A.S.,Maki, T.,Rahman, I.M.M.　Waste Management　80　17　2018/10
  • 　Organic complexation of copper in estuarine waters: An assessment of the multi-detection window approach　Wong, K.H.,Obata, H.,Kim, T.,Mashio, A.S.,Fukuda, H.,Ogawa, H.　Marine Chemistry　204　144　2018/08/20　
  • 　Long-range-transported bioaerosols captured in snow cover on Mount Tateyama, Japan: impacts of Asian-dust events on airborne bacterial dynamics relating to ice-nucleation activities　Maki, T.,Furumoto, S.,Asahi, Y.,Lee, K.C.,Watanabe, K.,Aoki, K.,Murakami, M.,Tajiri, T.,Hasegawa, H.,Mashio, A.,Iwasaka, Y.　Atmospheric Chemistry and Physics　18　11　8155　2018/06/08　
  • 　Selective recovery of gold, palladium, or platinum from acidic waste solution　Hasegawa, H.,Barua, S.,Wakabayashi, T.,Mashio, A.,Maki, T.,Furusho, Y.,Rahman, I.M.M.　Microchemical Journal　139　174　2018/06　
  • 　Analysis of historical trend of pollution sources of lead in Tokyo Bay based on lead isotope ratios in sediment core　Sakata, M.,Xu, H.,Mashio, A.S.　Journal of Oceanography　74　2　187　2018/04/01　
  • 　Simultaneous measurement of picomolar zirconium, hafnium, niobium and tantalum in seawater using commercially available chelating resin and subsequent ICP-MS determination　Lutfi Firdaus, M.,Mashio, A.S.,Taejin, K.I.M.,Muhammad, R.,McAlister, J.A.,Obata, H.,Gamo, T.,Khaydarov, R.　Geochemical Journal　52　5　427　2018　
  • 　Organic complexation of zinc in a coastal hydrothermal area, Tachibana Bay, Nagasaki, Japan　Kim, T.,Obata, H.,Takeda, S.,Wong, K.H.,Mashio, A.S.,Gamo, T.　Geochemical Journal　52　6　E29　2018　
  • 　Distribution of zirconium, hafnium, niobium and tantalum in the North Atlantic Ocean, northeastern Indian Ocean and its adjacent seas　Firdaus, M.L.,Mashio, A.S.,Obata, H.,McAlister, J.A.,Orians, K.J.　Deep-Sea Research Part I: Oceanographic Research Papers　140　128　2018/01/01　
  • 　Dissolved Platinum Concentrations in Coastal Seawater: Boso to Sanriku Areas, Japan　Mashio, A.S.,Obata, H.,Gamo, T.　Archives of Environmental Contamination and Toxicology　73　2　240　2017/08　
  • 　Dissolved platinum in rainwater, river water and seawater around Tokyo Bay and Otsuchi Bay in Japan　Mashio, A.S.,Obata, H.,Tazoe, H.,Tsutsumi, M.,Ferrer i Santos, A.,Gamo, T.　Estuarine, Coastal and Shelf Science　180　160　2016/10　
  • 　Size fractionation of nanoparticulate metal sulfides in oxic water of Lake Teganuma, Japan　Nakayama, N.,Tokieda, T.,Suzuki, A.,Kim, T.,Gamo, T.,Obata, H.　Geochemical Journal　50　3　281　2016　
  • 　Precise determination of dissolved platinum in seawater of the Japan Sea, Sea of Okhotsk and western North Pacific Ocean　Suzuki, A.,Obata, H.,Okubo, A.,Gamo, T.　Marine Chemistry　166　114　2014/11　

Conference Presentations

  • Distributions and geochemical cycles of Platinum in the western North Pacific and marginal seas Around Japan.(conference：Ocean Sciences Meeting 2014 in Hawaii)(2014/02)
  • Distributions and biogeochemical cycles of platinum in coastal area seawater around Japan.(conference：East Asia GEOTRACES Workshop: Trace Element and Isotope (TEI) study in the Northwestern Pacific and its marginal seas in Sapporo (Japan))(2018/01)
  • Distributions and biogeochemical cycles of platinum in seawaters at coastal areas around Japan.(conference：Goldschmidt 2017 in Paris)(2017/08)
  • Distributions and geochemical cycles of platinum in estuaries and rivers of Tokyo and Otsuchi areas, Japan.(conference：Ocean Sciences Meeting 2016 in New Orleans)(2016/02)
  • Distribution and geochemical cycles of Pt in Ariake Sea, Japan.(2019/09)

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  • Distributions and biogeochemical cycles of platinum in estuaries, the western North Pacific and its marginal seas.(conference：Joint Symposium with Hawaii University)(2015/03)
  • Distributions and biogeochemical cycles of platinum in Otsuchi Bay after the tsunami in 2011.(conference：TEAMS International Conference in University of Tokyo)(2016/03)
  • Distributions and geochemical cycles of platinum in Otsuchi Bay, Japan after the tsunami in 2011.(conference：Goldschmidt 2016 in Yokohama)(2016/06)

Others

  • 　Cellulose-based materials for scavenging toxic and precious metals from water and wastewater: A review　M. Mehedi Hasan Rocky,Ismail M.M. Rahman,Foni B. Biswas,Shafiqur Rahman,Masaru Endo,Kuo H. Wong,Asami S. Mashio,Hiroshi Hasegawa　Chemical Engineering Journal　472　2023/09/15
  • 　I-4. Elucidation of the actual status of land-derived environmental pollutants,I-4. 陸起源環境汚染物資の流入実態の解明　Ogawa, H.,Obata, H.,Shirai, K.,Murakami-Sugihara, N.,Takada, H.,Mashio, A.S.,Mizukawa, K.,Minami, H.　Nippon Suisan Gakkaishi (Japanese Edition)　87　5　522　2021
  • 　The distribution of dissolved Pt in seawater in Ariake Sea　Mashio Asami,Obata Hajime　GEOCHEMICAL SOCIETY OF JAPAN　64　48　2017
  • 　The distribution of dissolved Pt in seawater from coastal area at Bosou Peninsula to Sendai Bay　Mashio Asami,Obata Hajime　GEOCHEMICAL SOCIETY OF JAPAN　63　157　2016
  • 　Distributions and geochemical cycles of platinum in the western North Pacific and marginal seas around Japan　Suzuki Asami,Obata Hajime,Okubo Ayako,Gamo Toshitaka　GEOCHEMICAL SOCIETY OF JAPAN　61　69　2014

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  • 　Distribution and fluctuation of land-derived environmental pollutants in Otsuchi Bay　Hiroshi Ogawa,Katsuro Anazawa,Hajime Obata,Kotaro Shirai,Naoko Murakami-Sugihara,Hideshige Takada,Asami Suzuki-Mashio,Kaoruko Mizukawa,Hideki Minami　JAPANESE SOC FISHERIES SCIENCE　83　4　648　2017/07

Arts and Fieldwork

Patent

Theme to the desired joint research

Grant-in-Aid for Scientific Research

Competitive research funding,Contribution

Collaborative research,Consignment study

Classes (Bachelors)

○Inorganic Chemistry Laboratory C(2023)
○Instrumental Analysis for Environment and Materials B(2023)
○Instrumental Analysis for Environment and Materials A(2023)
○Fundamentals of Analytical Chemistry B(2023)
○Inorganic Chemistry Laboratory C(2023)
○Applied and Analytical Chemistry A(2023)
○Applied and Analytical Chemistry B(2023)
○Fundamentals of Analytical Chemistry A(2023)

Classes (Graduate Schools)

○Laboratory Rotation Ｉ(2023)
○Laboratory RotationⅠ(2023)
○Laboratory RotationⅠ(2023)
○Laboratory RotationⅠ(2023)
○Environment Conservation Chemistry(2023)
○Environment Conservation Chemistry(2023)
○Environmental and Analytical Chemistry(2023)
○Environmental and Analytical Chemistry(2023)
○Basic of Environmental Science(2023)
○Basic of Environmental Science(2023)
○Laboratory Rotation I(2023)

International Project

International Students

Lecture themes

Others (Social Activities)

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