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  • Keiko Sasaki

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)

Effect of microorganisms on flocculation of quartz

Hirajima, T., Aiba, Y., Farahat, M., Okibe, N., Sasaki, K., Tsuruta, T. & Doi, K., Jan 25 2012, In : International Journal of Mineral Processing. 102-103, p. 107-111 5 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Effect of natural dolomite calcination temperature on sorption of borate onto calcined products

Sasaki, K., Qiu, X., Hosomomi, Y., Moriyama, S. & Hirajima, T., Feb 1 2013, In : Microporous and Mesoporous Materials. 171, p. 1-8 8 p.

Research output: Contribution to journalArticle

45 Citations (Scopus)

Effect of Natural Organic Matter Model Compounds on the Structure Memory Effect of Different Layered Double Hydroxides

Xu, S., Zhao, J., Yu, Q., Qiu, X. & Sasaki, K., Oct 17 2019, In : ACS Earth and Space Chemistry. 3, 10, p. 2175-2189 15 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Effect of pH and diethyl dithiophosphate (DTP) treatment on chalcopyrite and tennantite surfaces observed using atomic force microscopy (AFM)

Petrus, H. T. B. M., Hirajima, T., Sasaki, K. & Okamoto, H., Sep 20 2011, In : Colloids and Surfaces A: Physicochemical and Engineering Aspects. 389, 1-3, p. 266-273 8 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Effect of saw dust on borate removal from groundwater in bench-scale simulation of permeable reactive barriers including magnesium oxide

Sasaki, K., Takamori, H., Moriyama, S., Yoshizaka, H. & Hirajima, T., Jan 30 2011, In : Journal of Hazardous Materials. 185, 2-3, p. 1440-1447 8 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Effect of sodium sulfite on floatability of chalcopyrite and molybdenite

Miki, H., Hirajima, T., Muta, Y., Suyantara, G. P. W. & Sasaki, K., Apr 2018, In : Minerals. 8, 4, 172.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Effect of surfactant molecular structure on perchlorate removal by various organo-montmorillonites

Luo, W., Sasaki, K. & Hirajima, T., Sep 1 2015, In : Applied Clay Science. 114, p. 212-220 9 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

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)

Effects of hydrothermal treatment coupled with mechanical expression on combustion performance of Loy Yang lignite

Liu, X., Hirajima, T., Nonaka, M. & Sasaki, K., Dec 1 2016, In : Journal of Thermal Analysis and Calorimetry. 126, 3, p. 1925-1935 11 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Effects of initial Fe2+ concentration and pulp density on the bioleaching of Cu from enargite by Acidianus brierleyi

Sasaki, K., Takatsugi, K. & Hirajima, T., Jan 1 2011, In : Hydrometallurgy. 109, 1-2, p. 153-160 8 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Effects of sodium thiosulphate on chalcopyrite and tennantite: An insight for alternative separation technique

Petrus, H. T. B. M., Hirajima, T., Sasaki, K. & Okamoto, H., Jan 25 2012, In : International Journal of Mineral Processing. 102-103, p. 116-123 8 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Effects of trace elements in fish bones on crystal characteristics of hydroxyapatite obtained by calcination

Goto, T. & Sasaki, K., Jan 1 2014, In : Ceramics International. 40, 7 PART B, p. 10777-10785 9 p.

Research output: Contribution to journalArticle

33 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

Encapsulation of a powdery spinel-type Li+ ion sieve derived from biogenic manganese oxide in alginate beads

Koilraj, P., Smith, S. M., Yu, Q., Ulrich, S. & Sasaki, K., Nov 1 2016, In : Powder Technology. 301, p. 1201-1207 7 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Energy-resolved distribution of electron traps for O/S-doped carbon nitrides by reversed double-beam photoacoustic spectroscopy and the photocatalytic reduction of Cr(vi)

Chuaicham, C., Karthikeyan, S., Pawar, R. R., Xiong, Y., Dabo, I., Ohtani, B., Kim, Y., Song, J. T., Ishihara, T. & Sasaki, K., Apr 4 2020, In : Chemical Communications. 56, 26, p. 3793-3796 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Enhanced adsorption of perchlorate by gemini surfactant-modified montmorillonite: Synthesis, characterization and their adsorption mechanism

Srinivasarao, K., Prabhu, S. M., Luo, W. & Sasaki, K., Oct 1 2018, In : Applied Clay Science. 163, p. 46-55 10 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

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

3 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. Hedrich, S., Schippers, A., Rubberdt, K., Glombitza, F., Sand, W., Sand, W., Veliz, M. V. & Willscher, S. (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 and characterization of ternary sepiolite/g-C3N4/Pd composites for improvement of photocatalytic degradation of ciprofloxacin under visible light irradiation

Chuaicham, C., Pawar, R. R., Karthikeyan, S., Ohtani, B. & Sasaki, K., Oct 1 2020, In : Journal of Colloid And Interface Science. 577, p. 397-405 9 p.

Research output: Contribution to journalArticle

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)
17 Citations (Scopus)

Floatability of molybdenite and chalcopyrite in artificial seawater

Suyantara, G. P. W., Hirajima, T., Miki, H. & Sasaki, K., Jan 2018, In : Minerals Engineering. 115, p. 117-130 14 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Geochemical and Microbiological Analysis of Sambe Hot Springs, Shimane Prefecture, Japan

Sasaki, K., Uejima, Y., Sakamoto, A., Yu, Q., Ishibashi, J., Okibe, N. & Hirajima, T., Apr 2013, In : Resource Geology. 63, 2, p. 155-165 11 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Geochemical Evaluation of Arsenic and Manganese in Shallow Groundwater and Core Sediment in Singair Upazila, Central Bangladesh

Halim, M. A., Majumder, R. K., Rasul, G., Hirosiro, Y., Sasaki, K., Shimada, J. & Jinno, K., Jan 1 2014, In : Arabian Journal for Science and Engineering. 39, 7, p. 5585-5601 17 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Gravity separation and its effect on CO2 gasification

Nonaka, M., Hirajima, T. & Sasaki, K., Jan 1 2013, In : Fuel. 103, p. 37-41 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Hydrothermal carbonization kinetics of sugarcane bagasse treated by hot compressed water under variabel temperature conditions

Iryani, D. A., Kumagai, S., Nonaka, M., Sasaki, K. & Hirajima, T., Apr 1 2016, In : ARPN Journal of Engineering and Applied Sciences. 11, 7, p. 4833-4839 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Hydrothermal treatment coupled with mechanical expression for Loy Yang lignite dewatering and the microscopic description of the process

Liu, X., Hirajima, T., Nonaka, M. & Sasaki, K., Sep 9 2016, In : Drying Technology. 34, 12, p. 1471-1483 13 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Hydrothermal treatment of oil palm biomass in batch and semi-flow reactors

Yuliansyah, A. T., Kumagai, S., Hirajima, T. & Sasaki, K., Jan 1 2019, In : Energy Procedia. 158, p. 675-680 6 p.

Research output: Contribution to journalConference article

Open Access
2 Citations (Scopus)
2 Citations (Scopus)

Immobilization of cesium in fly ash-silica fume based geopolymers with different Si/Al molar ratios

Tian, Q., Nakama, S. & Sasaki, K., Oct 15 2019, In : Science of the Total Environment. 687, p. 1127-1137 11 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Immobilization of selenate in cancrinite using a hydrothermal method

Pahlevi, N. D., Guo, B. & Sasaki, K., May 2018, In : Ceramics International. 44, 7, p. 8635-8642 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
11 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

Importance of ZnTiO3 Phase in ZnTi-Mixed Metal Oxide Photocatalysts Derived from Layered Double Hydroxide

Chuaicham, C., Karthikeyan, S., Song, J. T., Ishihara, T., Ohtani, B. & Sasaki, K., Feb 26 2020, In : ACS Applied Materials and Interfaces. 12, 8, p. 9169-9180 12 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Influence of Mg components in hydroxylated calcined dolomite to (co-)precipitation of fluoride with apatites

Toshiyuki, K., Nagato, S., Hirajima, T., Sasaki, K., Naruse, T. & Kawashima, T., Feb 1 2016, In : Chemical Engineering Journal. 285, p. 487-496 10 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
1 Citation (Scopus)

Influence of the pre-dispersion of montmorillonite on organic modification and the adsorption of perchlorate and methyl red anions

Luo, W., Sasaki, K. & Hirajima, T., Mar 15 2018, In : Applied Clay Science. 154, p. 1-9 9 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
4 Citations (Scopus)
2 Citations (Scopus)

Investigation of reagents for selective flotation on chalcopyrite and molybdenite

Miki, H., Hirajima, T., Muta, Y., Suyantara, G. P. W. & Sasaki, K., Jan 1 2019, IMPC 2018 - 29th International Mineral Processing Congress. Canadian Institute of Mining, Metallurgy and Petroleum, p. 1854-1861 8 p. (IMPC 2018 - 29th International Mineral Processing Congress).

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

14 Citations (Scopus)

Ion exchange capacity of Sr 2+ onto calcined biological hydroxyapatite and implications for use in permeable reactive barriers

Sasaki, K., Tsuruyama, S., Moriyama, S., Handley-Sidhu, S., Renshaw, J. C. & Macaskie, L. E., Oct 5 2012, In : Materials Transactions. 53, 7, p. 1267-1272 6 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)