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Author

  • Keiko Sasaki
2018

Structural Memory Effect of Mg-Al and Zn-Al layered Double Hydroxides in the Presence of Different Natural Humic Acids: Process and Mechanism

Gao, Z., Sasaki, K. & Qiu, X., May 15 2018, In : Langmuir. 34, 19, p. 5386-5395 10 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)
8 Citations (Scopus)
2017

As(III) oxidation and immobilization by activated carbon

Hotta, Y., Hirajima, T., Sasaki, K. & Okibe, N., Jan 1 2017.

Research output: Contribution to conferencePaper

Bio-modification of carbonaceous matter in gold ores: Model experiments using powdered activated carbon and cell-free spent medium of Phanerochaete chrysosporium

Konadu, K. T., Sasaki, K., Kaneta, T., Ofori-Sarpong, G. & Osseo-Asare, K., Mar 1 2017, In : Hydrometallurgy. 168, p. 76-83 8 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Bioscorodite crystallization using Acidianus brierleyi: Effects caused by Cu(II) present in As(III)-bearing copper refinery wastewaters

Okibe, N., Morishita, S., Tanaka, M., Sasaki, K., Hirajima, T., Hatano, K. & Ohata, A., Mar 1 2017, In : Hydrometallurgy. 168, p. 121-126 6 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
17 Citations (Scopus)

Characterization and Production of Solid Biofuel from Sugarcane Bagasse by Hydrothermal Carbonization

Iryani, D. A., Kumagai, S., Nonaka, M., Sasaki, K. & Hirajima, T., Jan 1 2017, In : Waste and Biomass Valorization. 8, 6, p. 1941-1951 11 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Characterization of the intermediate in formation of selenate-substituted ettringite

Guo, B., Sasaki, K. & Hirajima, T., Sep 1 2017, In : Cement and Concrete Research. 99, p. 30-37 8 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)
4 Citations (Scopus)

Effect of hydrogen peroxide on separation of chalcopyrite and molybdenite using flotation

Wisnu Suyantara, G. P., Hirajima, T., Miki, H. & Sasaki, K., Jan 1 2017.

Research output: Contribution to conferencePaper

Effects of grinding montmorillonite and illite on their modification by dioctadecyl dimethyl ammonium chloride and adsorption of perchlorate

Luo, W., Fukumori, T., Guo, B., Osseo-Asare, K., Hirajima, T. & Sasaki, K., Sep 15 2017, In : Applied Clay Science. 146, p. 325-333 9 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Electrolysis oxidation of chalcopyrite and molybdenite for selective flotation

Miki, H., Matsuoka, H., Hirajima, T., Suyantara, G. P. W. & Sasaki, K., Jan 1 2017, In : Materials Transactions. 58, 5, p. 761-767 7 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Electrolysis Oxidation of Chalcopyrite and Molybdenite for Selective Flotation

Miki, H., Matsuoka, H., Hirajima, T., Suyantara, G. P. W. & Sasaki, K., 2017, In : Materials Transactions. 58, 5, p. 761-767 7 p.

Research output: Contribution to journalArticle

Enhancement of fluoride immobilization in apatite by Al3+additives

Sasaki, K., Nagato, S., Ideta, K., Miyawaki, J. & Hirajima, T., Jan 1 2017, In : Chemical Engineering Journal. 311, p. 284-292 9 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Enzymatic pre-treatment of carbonaceous matter in preg-robbing gold ores: Effect of ferrous ion additives

Konadu, K. T., Sasaki, K., Osseo-Asare, K. & Kaneta, T., Jan 1 2017, 22nd International Biohydrometallurgy Symposium. Sand, W., Rubberdt, K., Glombitza, F., Sand, W., Veliz, M. V., Willscher, S., Hedrich, S. & Schippers, A. (eds.). Trans Tech Publications Ltd, p. 43-47 5 p. (Solid State Phenomena; vol. 262 SSP).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

10 Citations (Scopus)

Fabrication of Chitosan-Reinforced ZrxAl1-xOOH Nanocomposites and Their Arsenite and Fluoride Depollution Densities from Single/Binary Systems

Prabhu, S. M. & Sasaki, K., Jan 1 2017, In : ChemistrySelect. 2, 22, p. 6375-6387 13 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Immobilization process of selenate in cancrinite by hydrothermal method

Pahlevi, N. D., Guo, B., Hirajima, T. & Sasaki, K., Jan 1 2017.

Research output: Contribution to conferencePaper

Mechanism of silver-catalyzed bioleaching of enargite concentrate

Oyama, K., Hirajima, T., Sasaki, K., Miki, H. & Okibe, N., Jan 1 2017, 22nd International Biohydrometallurgy Symposium. Sand, W., Rubberdt, K., Glombitza, F., Sand, W., Veliz, M. V., Willscher, S., Hedrich, S. & Schippers, A. (eds.). Trans Tech Publications Ltd, p. 273-276 4 p. (Solid State Phenomena; vol. 262 SSP).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Microbiological as(III) oxidation and immobilization as scorodite at moderate temperatures

Era, Y., Hirajima, T., Sasaki, K. & Okibe, N., Jan 1 2017, 22nd International Biohydrometallurgy Symposium. Sand, W., Rubberdt, K., Glombitza, F., Sand, W., Veliz, M. V., Willscher, S., Hedrich, S. & Schippers, A. (eds.). Trans Tech Publications Ltd, p. 664-667 4 p. (Solid State Phenomena; vol. 262 SSP).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Novel biomolecule-assisted interlayer anion-controlled layered double hydroxide as an efficient sorbent for arsenate removal

Koilraj, P., Sasaki, K. & Srinivasan, K., Jan 1 2017, In : Journal of Materials Chemistry A. 5, 28, p. 14783-14793 11 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Optimization of bioscorodite crystallization for treatment of as(III)-bearing wastewaters

Tanaka, M., Hirajima, T., Sasaki, K. & Okibe, N., Jan 1 2017, 22nd International Biohydrometallurgy Symposium. Sand, W., Rubberdt, K., Glombitza, F., Sand, W., Veliz, M. V., Willscher, S., Hedrich, S. & Schippers, A. (eds.). Trans Tech Publications Ltd, p. 555-558 4 p. (Solid State Phenomena; vol. 262 SSP).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Optimization of microbiological redox potential control in chalcopyrite bioleaching

Takamatsu, K., Hirajima, T., Sasaki, K., Miki, H. & Okibe, N., Jan 1 2017.

Research output: Contribution to conferencePaper

Quantitative analysis of radiocesium retention onto birnessite and todorokite

Yu, Q., Ohnuki, T., Kozai, N., Sakamoto, F., Tanaka, K. & Sasaki, K., Oct 20 2017, In : Chemical Geology. 470, p. 141-151 11 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Selective adsorption of inorganic anions on unwashed and washed hexadecyl pyridinium-modified montmorillonite

Luo, W., Hirajima, T. & Sasaki, K., Apr 4 2017, In : Separation and Purification Technology. 176, p. 120-125 6 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Selective flotation of chalcopyrite and molybdenite with H2O2 oxidation

Hirajima, T., Miki, H., Suyantara, G. P. W., Matsuoka, H., Elmahdy, A. M., Sasaki, K., Imaizumi, Y. & Kuroiwa, S., Jan 1 2017, In : Minerals Engineering. 100, p. 83-92 10 p.

Research output: Contribution to journalArticle

32 Citations (Scopus)

Selective removal of phosphate using La-porous carbon composites from aqueous solutions: Batch and column studies

Koilraj, P. & Sasaki, K., Jan 1 2017, In : Chemical Engineering Journal. 317, p. 1059-1068 10 p.

Research output: Contribution to journalArticle

59 Citations (Scopus)

Selenite and selenate uptaken in ettringite: Immobilization mechanisms, coordination chemistry, and insights from structure

Guo, B., Sasaki, K. & Hirajima, T., Oct 1 2017, In : Cement and Concrete Research. 100, p. 166-175 10 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Simultaneous Determination of Manganese Peroxidase and Lignin Peroxidase by Capillary Electrophoresis Enzyme Assays

Kudo, S., Harada, A., Kubota, H., Sasaki, K. & Kaneta, T., Jan 1 2017, In : ACS Omega. 2, 10, p. 7329-7333 5 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Solidification of ettringite after uptaking selenate as a surrogate of radionuclide in glass-ceramics by using industrial by-products

Guo, B., Sasaki, K. & Hirajima, T., Nov 1 2017, In : Journal of Materials Science. 52, 22, p. 12999-13011 13 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Solidification of selenate-bearing ettringite in glass-ceramics by using industrial by-products

Guo, B., Sasaki, K. & Hirajima, T., Jan 1 2017.

Research output: Contribution to conferencePaper

Structural transformation of selenate ettringite: A hint for exfoliation chemistry

Guo, B., Sasaki, K. & Hirajima, T., Jan 1 2017, In : RSC Advances. 7, 67, p. 42407-42415 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Synergistic effect of Sr 2+ and ReO 4 adsorption on hexadecyl pyridinium-modified montmorillonite

Luo, W., Inoue, A., Hirajima, T. & Sasaki, K., Feb 1 2017, In : Applied Surface Science. 394, p. 431-439 9 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Synthesis of layered double hydroxide/different carbon material and 90Sr2+ composites for simultaneous adsorption of 79SeO42-

Kamura, Y., Koilraj, P., Hirajima, T. & Sasaki, K., Jan 1 2017.

Research output: Contribution to conferencePaper

Synthesis of layered double hydroxide/different carbon material and 90Sr2+ composites for simultaneous adsorption of 79 SeO 4 2-

Kamura, Y., Koilraj, P., Hirajima, T. & Sasaki, K., Jan 1 2017.

Research output: Contribution to conferencePaper

12 Citations (Scopus)
2016

Adsorption characteristics of arsenate on colloidal nanosheets of layered double hydroxide

Koilraj, P., Takaki, Y. & Sasaki, K., Dec 1 2016, In : Applied Clay Science. 134, p. 110-119 10 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Catalytic effect of silver on arsenic-containing copper sulfide dissolution in acidic solution

Miki, H., Iguchi, A., Hirajima, T. & Sasaki, K., Jun 1 2016, In : Hydrometallurgy. 162, p. 1-8 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Combustion performance of Loy Yang lignite treated using microwave irradiation treatment

Liu, X., Masuyama, T., Hirajima, T., Nonaka, M. & Sasaki, K., Oct 20 2016, In : Thermochimica Acta. 642, p. 81-87 7 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Comparison of atmospheric citric acid leaching kinetics of nickel from different Indonesian saprolitic ores

Astuti, W., Hirajima, T., Sasaki, K. & Okibe, N., May 1 2016, In : Hydrometallurgy. 161, p. 138-151 14 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Comparison of effectiveness of citric acid and other acids in leaching of low-grade Indonesian saprolitic ores

Astuti, W., Hirajima, T., Sasaki, K. & Okibe, N., Jan 1 2016, In : Minerals Engineering. 85, p. 1-16 16 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)

Comparison of selective flotation of chalcopyrite and molybdenite with various oxidation techniques

Hirajima, T., Matsuoka, H., Miki, H., Wisnu Suyantara, G. P., Elmahdy, A. M. & Sasaki, K., Jan 1 2016, IMPC 2016 - 28th International Mineral Processing Congress. Canadian Institute of Mining, Metallurgy and Petroleum, (IMPC 2016 - 28th International Mineral Processing Congress; vol. 2016-September).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Effect of freeze drying on characteristics of Mg–Al layered double hydroxides and bimetallic oxide synthesis and implications for fluoride sorption

Moriyama, S., Sasaki, K. & Hirajima, T., Nov 1 2016, In : Applied Clay Science. 132-133, p. 460-467 8 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Effect of hydrothermal treatment coupled with mechanical compression on equilibrium water content of loy yang lignite and mechanism

Liu, X., Hirajima, T., Nonaka, M. & Sasaki, K., Jan 1 2016, In : Materials Transactions. 57, 6, p. 935-942 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Effect of kerosene emulsion in MgCl2 solution on the kinetics of bubble interactions with molybdenite and chalcopyrite

Suyantara, G. P. W., Hirajima, T., Elmahdy, A. M., Miki, H. & Sasaki, K., Jul 20 2016, In : Colloids and Surfaces A: Physicochemical and Engineering Aspects. 501, p. 98-113 16 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Effect of kerosene on bubble interaction with molybdenite and chalcopyrite in MgCl2 solution

Wisnu Suyantara, G. P., Hirajima, T., Elmahdy, A. M., Miki, H. & Sasaki, K., Jan 1 2016, IMPC 2016 - 28th International Mineral Processing Congress. Canadian Institute of Mining, Metallurgy and Petroleum, (IMPC 2016 - 28th International Mineral Processing Congress; vol. 2016-September).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Effect of Mg2+ and Ca2+ as divalent seawater cations on the floatability of molybdenite and chalcopyrite

Hirajima, T., Suyantara, G. P. W., Ichikawa, O., Elmahdy, A. M., Miki, H. & Sasaki, K., Jan 1 2016, In : Minerals Engineering. 96-97, p. 83-93 11 p.

Research output: Contribution to journalArticle

45 Citations (Scopus)