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last modified：2025/04/02
Associate Professor MASHIO, Asami
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
- 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 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 Otsuchi Bay after the tsunami in 2011.(conference：TEAMS International Conference in University of Tokyo)(2016/03)
- 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)
- 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 geochemical cycles of platinum in Otsuchi Bay, Japan after the tsunami in 2011.(conference：Goldschmidt 2016 in Yokohama)(2016/06)
- 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)
- Distribution and geochemical cycles of Pt in Ariake Sea, Japan.(2019/09)
- Distributions and biogeochemical cycles of platinum in seawaters at coastal areas around Japan.(conference：Goldschmidt 2017 in Paris)(2017/08)
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
- 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)