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Author

  • Keiko Sasaki
2011

Alkaline hydrothermal de-ashing and desulfurization of low quality coal and its application to hydrogen-rich gas generation

Mursito, A. T., Hirajima, T. & Sasaki, K., Jan 2011, In : Energy Conversion and Management. 52, 1, p. 762-769 8 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

Characterization of passivation layers in bioleaching of sulfides

Sasaki, K., Jan 1 2011, In : bunseki kagaku. 60, 12, p. 911-919 9 p.

Research output: Contribution to journalReview article

1 Citation (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)

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)

Mechanism of the enhancement of bioleaching of copper from enargite by thermophilic iron-oxidizing archaea with the concomitant precipitation of arsenic

Takatsugi, K., Sasaki, K. & Hirajima, T., Sep 1 2011, In : Hydrometallurgy. 109, 1-2, p. 90-96 7 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)
17 Citations (Scopus)

Performance of dry-separation processes in the recovery of cenospheres from fly ash and their implementation in a recovery unit

Petrus, H. T. B. M., Hirajima, T., Oosako, Y., Nonaka, M., Sasaki, K. & Ando, T., Jan 17 2011, In : International Journal of Mineral Processing. 98, 1-2, p. 15-23 9 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Sorption characteristics of fluoride on to magnesium oxide-rich phases calcined at different temperatures

Sasaki, K., Fukumoto, N., Moriyama, S. & Hirajima, T., Jul 15 2011, In : Journal of Hazardous Materials. 191, 1-3, p. 240-248 9 p.

Research output: Contribution to journalArticle

34 Citations (Scopus)

Study of diethyl dithiophosphate adsorption on chalcopyrite and tennantite at varied phs

Petrus, H. T. B. M., Hirajima, T., Sasaki, K. & Okamotob, H., Sep 1 2011, In : Journal of Mining Science. 47, 5, p. 695-702 8 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Upgrading of low rank coal and woody biomass mixture by hydrothermal treatment

Nonaka, M., Hirajima, T. & Sasaki, K., Aug 1 2011, In : Fuel. 90, 8, p. 2578-2584 7 p.

Research output: Contribution to journalArticle

67 Citations (Scopus)

Uptake of Sr 2+ and Co 2+ into biogenic hydroxyapatite: Implications for biomineral ion exchange synthesis

Handley-Sidhu, S., Renshaw, J. C., Moriyama, S., Stolpe, B., Mennan, C., Bagheriasl, S., Yong, P., Stamboulis, A., Paterson-Beedle, M., Sasaki, K., Pattrick, R. A. D., Lead, J. R. & MacAskie, L. E., Aug 15 2011, In : Environmental Science and Technology. 45, 16, p. 6985-6990 6 p.

Research output: Contribution to journalArticle

50 Citations (Scopus)
2012

Alternative techniques to separate tennantite from chalcopyrite: Single minerals and arseno copper ore flotation study

Himawan, T. B. M., Petrus, Hirajima, T., Sasaki, K. & Okamoto, H., Dec 1 2012, 26th International Mineral Processing Congress, IMPC 2012: Innovative Processing for Sustainable Growth - Conference Proceedings. p. 2038-2051 14 p. (26th International Mineral Processing Congress, IMPC 2012: Innovative Processing for Sustainable Growth - Conference Proceedings).

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

1 Citation (Scopus)

Chemical regeneration of magnesium oxide used as a sorbent for fluoride

Sasaki, K., Fukumoto, N., Moriyama, S., Yu, Q. & Hirajima, T., Sep 19 2012, In : Separation and Purification Technology. 98, p. 24-30 7 p.

Research output: Contribution to journalArticle

16 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

9 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)

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)

Spectroscopic analysis of the bioleaching of chalcopyrite by Acidithiobacillus caldus

Sasaki, K., Takatsugi, K. & Tuovinen, O. H., Oct 1 2012, In : Hydrometallurgy. 127-128, p. 116-120 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Structural factors of biogenic birnessite produced by fungus Paraconiothyrium sp. WL-2 strain affecting sorption of Co 2+

Yu, Q., Sasaki, K., Tanaka, K., Ohnuki, T. & Hirajima, T., Jun 5 2012, In : Chemical Geology. 310-311, p. 106-113 8 p.

Research output: Contribution to journalArticle

44 Citations (Scopus)
2013

Application of plasma treated activated carbon to enhancement of phenol removal by ozonation in three-phase fluidized bed reactor

Limsuwan, P., Kumagai, S., Nonaka, M., Sasaki, K., Tanthapanichakoon, W. & Hirajima, T., Jul 5 2013, Key Engineering Materials III. p. 305-309 5 p. (Advanced Materials Research; vol. 701).

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

1 Citation (Scopus)

Bio-templated synthesis of lithium manganese oxide microtubes and their application in Li+ recovery

Yu, Q., Sasaki, K. & Hirajima, T., Nov 5 2013, In : Journal of Hazardous Materials. 262, p. 38-47 10 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Characteristic Sorption of H3BO3/B(OH) 4- on magnesium oxide

Sasaki, K., Qiu, X., Moriyama, S., Tokoro, C., Ideta, K. & Miyawaki, J., Sep 4 2013, In : Materials Transactions. 54, 9, p. 1809-1817 9 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Characterization of lithium ion sieve derived from biogenic Mn oxide

Yu, Q., Morioka, E. & Sasaki, K., Jul 3 2013, In : Microporous and Mesoporous Materials. 179, p. 122-127 6 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Cobalt(II) Oxidation by Biogenic Mn Oxide Produced by Pseudomonas sp. Strain NGY-1

Tanaka, K., Yu, Q., Sasaki, K. & Ohnuki, T., Nov 1 2013, In : Geomicrobiology Journal. 30, 10, p. 874-885 12 p.

Research output: Contribution to journalArticle

6 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)

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)

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)

Mn(II)-oxidizing activity of pseudomonas sp. strain MM1 is involved in the formation of massive mn sediments around sambe hot springs in Japan

Okibe, N., Maki, M., Sasaki, K. & Hirajima, T., Oct 8 2013, In : Materials Transactions. 54, 10, p. 2027-2031 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Mobility and impact of trace metals in Barapukuria coal mining area, Northwest Bangladesh

Halim, M. A., Majumder, R. K., Zaman, M. N., Hossain, S., Rasul, M. G. & Sasaki, K., Dec 1 2013, In : Arabian Journal of Geosciences. 6, 12, p. 4593-4605 13 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Simultaneous oxidation and immobilization of arsenite from refinery waste water by thermoacidophilic iron-oxidizing archaeon, Acidianus brierleyi

Okibe, N., Koga, M., Sasaki, K., Hirajima, T., Heguri, S. & Asano, S., Jan 1 2013, In : Minerals Engineering. 48, p. 126-134 9 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Sorption of fluoride on partially calcined dolomite

Sasaki, K., Yoshida, M., Ahmmad, B., Fukumoto, N. & Hirajima, T., Oct 2013, In : Colloids and Surfaces A: Physicochemical and Engineering Aspects. 435, p. 56-62 7 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Synthesis of biogenic Mn oxide and its application as lithium ion sieve

Yu, Q. Q., Morioka, E., Hirajima, T. & Sasaki, K., Nov 6 2013, Integration of Scientific and Industrial Knowledge on Biohydrometallurgy. p. 439-442 4 p. (Advanced Materials Research; vol. 825).

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

Temperature effect on the sorption of borate by a layered double hydroxide prepared using dolomite as a magnesium source

Qiu, X., Sasaki, K., Hirajima, T., Ideta, K. & Miyawaki, J., Jun 1 2013, In : Chemical Engineering Journal. 225, p. 664-672 9 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Zinc Sorption During Bio-oxidation and Precipitation of Manganese Modifies the Layer Stacking of Biogenic Birnessite

Yu, Q., Sasaki, K., Tanaka, K., Ohnuki, T. & Hirajima, T., Oct 1 2013, In : Geomicrobiology Journal. 30, 9, p. 829-839 11 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)
2015

Biooxidation of Gold-, Silver, and Antimony-Bearing Highly Refractory Polymetallic Sulfide Concentrates, and its Comparison with Abiotic Pretreatment Techniques

Tanaka, M., Yamaji, Y., Fukano, Y., Shimada, K., Ishibashi, J. I., Hirajima, T., Sasaki, K., Sawada, M. & Okibe, N., Jul 3 2015, In : Geomicrobiology Journal. 32, 6, p. 538-548 11 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Bioreduction and immobilization of hexavalent chromium by the extremely acidophilic Fe(III)-reducing bacterium Acidocella aromatica strain PFBC

Masaki, Y., Hirajima, T., Sasaki, K. & Okibe, N., Jan 1 2015, In : Extremophiles. 19, 2, p. 495-503 9 p.

Research output: Contribution to journalArticle

15 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)
14 Citations (Scopus)

Kinetics of nickel extraction from Indonesian saprolitic ore by citric acid leaching under atmospheric pressure

Astuti, W., Hirajima, T., Sasaki, K. & Okibe, N., Aug 2015, In : Minerals and Metallurgical Processing. 32, 3, p. 176-185 10 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Mechanism of boron uptake by hydrocalumite calcined at different temperatures

Qiu, X., Sasaki, K., Takaki, Y., Hirajima, T., Ideta, K. & Miyawaki, J., Apr 8 2015, In : Journal of Hazardous Materials. 287, p. 268-277 10 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Rapid synthesis of LDHs using dolomite as a magnesium source and application to borate removal

Qiu, X., Yoshida, M., Hirajima, T. & Sasaki, K., Jan 1 2015, In : Materials Transactions. 56, 2, p. 224-228 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
4 Citations (Scopus)

Selenium (Se) Removal from Copper Refinery Wastewater Using a Combination of Zero-Valent Iron (ZVI) and Se(VI)-Reducing Bacterium, <i>Thaurea selenatis</i>

Okibe, N., Sueishi, K., Koga, M., Masaki, Y., Hirajima, T., Sasaki, K., Heguri, S. & Asano, S., 2015, In : materials transactions, jim. 0, 0, p. 889-894 6 p.

Research output: Contribution to journalArticle

Selenium (Se) Removal from Copper Refinery Wastewater Using a Combination of Zero-Valent Iron (ZVI) and Se(VI)-Reducing Bacterium, <i>Thaurea selenatis</i>

Okibe, N., Sueishi, K., Koga, M., Masaki, Y., Hirajima, T., Sasaki, K., Heguri, S. & Asano, S., 2015, In : Materials Transactions. 56, 6, p. 889-894 6 p.

Research output: Contribution to journalArticle

Selenium (Se) removal from copper refinery wastewater using a combination of zero-valent iron (ZVI) and Se(VI)-reducing bacterium, thaurea selenatis

Okibe, N., Sueishi, K., Koga, M., Masaki, Y., Hirajima, T., Sasaki, K., Heguri, S. & Asano, S., Jan 1 2015, In : Materials Transactions. 56, 6, p. 889-894 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Silicate covering layer on pyrite surface in the presence of siliconcatechol complex for acid mine drainage prevention

Yuniati, M. D., Hirajima, T., Miki, H. & Sasaki, K., 2015, In : Materials Transactions. 56, 10, p. 1733-1741 9 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Silicate Covering Layer on Pyrite Surface in the Presence of Silicon–Catechol Complex for Acid Mine Drainage Prevention

Yuniati, M. D., Hirajima, T., Miki, H. & Sasaki, K., 2015, In : Materials Transactions. 56, 10, p. 1733-1741 9 p.

Research output: Contribution to journalArticle

Sorption of arsenate on MgAl and MgFe layered double hydroxides derived from calcined dolomite

Yoshida, M., Koilraj, P., Qiu, X., Hirajima, T. & Sasaki, K., Jun 29 2015, In : Journal of Environmental Chemical Engineering. 3, 3, p. 1614-1621 8 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Sorption of H3BO3/B(OH)4 - on calcined LDHs including different divalent metals

Qiu, X., Sasaki, K., Osseo-Asare, K., Hirajima, T., Ideta, K. & Miyawaki, J., May 1 2015, In : Journal of Colloid And Interface Science. 445, p. 183-194 12 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)