Department of Applied Chemistry & Chemical Engineering

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Cyanex 301

Home>About Us>Chairman>Academic Staff>Dr. R. K. Biswas

 

Contact Information

Professor Department of Applied Chemistry and Chemical Engineering Faculty of  Engineering, University of Rajshahi, Rajshahi-6205, Bangladesh Tel: +(880) 721-750041 Ext. 4106 (off)       +(880) 721-772307   (res)                                            +(880) 1914254694  (mobile) Fax: +(880) 721-750064 e-mail: rkbiswas53@yahoo.com

Research Area & Research Interest

Research Interest

Leaching, liquid-liquid extraction of metal ions, kinetics of leaching and liquid-liquid extraction, precipitation, ion-exchange, co-ordination chemistry, recovery of metal from waste materials, insoluble tetravalent metal phosphates and phosphonates, intercalation. extractant – diluent interaction etc.

 

List of Publications (recent)

1.	R. K. Biswas, M. R. Ali and N. Begum, Extraction behavior of Fe3+ from chloride solution by technical grade D2EHPA: A comparison with the results obtained by analytical grade, Pak. J. Sc. Ind. Res. (PCSIR, Karachi), 50, 10-17 (2007)
2.	R. K. Biswas, M. R. Ali, A. K. Karmakar and M. Kamruzzman, Kinetics of solvent extraction of copper(II) by bis(2,4,4-trimethylpentyl)phosphinic acid using the single drop technique, Chem. Eng. Technol. (Wiley-VCH Verlag Gmbtt & Co, Weinheim), 30(6), 774-781 (2007)
3.	R. K. Biswas and H. P. Singha, Solvent extraction of Cu(II) by purified Cyanex 272, Ind. J. Chem. Tech. (CSIR, New Delhi), 14, 269-275 (2007)
4.	R. K. Biswas and H. P. Singha, Densitis, viscosities and excess properties of bis(2,4,4-trimethylpentyl)phosphinic acid (Cyanex 272) + diluent binary mixture at 298.15 K and atmospheric pressure, J. Mol. Liq. (Elsevier, Amsterdam), 135, 179-187 (2007)
5.	R. K. Biswas, M. A. Habib and A. K. Karmakar, Kinetics of solvent extraction of iron(III) from sulphate medium by purified Cyanex 272 using a Lewis cell, Solvent Extr. Ion Exch. (Taylor and Francis Group LLC), 25, 79-98 (2007)
6.	R. K. Biswas and R. A. Banu, A study on the ground water quality around Dhalai Beel area adjacent to Dhaka Export processing zone, Curr. World Env. (Oriental Scientific Publishing Company, Bhopal, India), 1(2), 133-138 (2006)
7.	R. K. Biswas, R. K. Jana, M. A. Habib and M. M. Hasan, Processing of copper dust for tolerable iron containing electrolyte, Min. Proc. Extr. Metall (Trans. Inst. Min. Metall. Sec. C, Maney Publications), 115, C234-C240 (2006)
8.	R. K. Biswas and H. P. Singha, Purified Cyanex 272: Its interfacial adsorption and extraction characteristics towards iron(III), Hydrometallurgy (Elsevier, Ireland), 82, 63-74 (2006)
9.	R. K. Biswas, M. A. Habib and M. G. K. Mondal, Kinetics and mechanism of stripping of Mn(II)-D2EHPA complex by sulphuric acid solution, Hydrometallurgy (Elsevier, Ireland), 80, 186-195 (2005)
10.	R. K. Biswas, M. A. Habib and H. P. Singha, Colorimetric estimation and some physicochemical properties of purified Cyanex 272, Hydrometallurgy (Elsevier, Ireland), 76, 97-104 (2005)

Publication in Symposium/Seminars/Conference Proceedings

1.	R. K. Biswas and M. A. Hayat, Solvent extraction of Zr(IV) from chloride media by D2EHPA in kerosene. Proceedings of the International Seminar  on NFMM with satellite symposium on Aluminum held at NML, Jamshedpur, India, February, 2000, pp. 25-29.
2.	R. K. Biswas and M. G. K. Mondal, Kinetics of Mn(II) extraction by D2EHPA, Proceedings of the International Symposium on Solvent Extraction (ISSE), RRL (CSIR) Bhubaneswar, India, September, 2002, pp. 107-122.
3.	R. K. Biswas and R. K. Jana, Processing of copper dust from ICC, Ghatsila for electrorefining electrolyte, Proceedings of the International Conference on Non-ferrous  Metals-2003, Varanasi, U.P., India, Tech-7/1-12.
4.	R. K. Biswas, M. A. Habib and M. G. K. Mondal, Kinetics and mechanism of stripping of Mn(II)-D2EHPA complex by sulphuric acid solution, Proceedings of the international conference on emerging trends in Mineral Processing and Extractive Metallurgy (ICME – 2005), Bhubaneswar, Orissa, India, Allied Publishers Pvt. Ltd., New Delhi, 331-336.
5.	M. R. Ali, R. K. Biswas and N. Begum, Extraction behavior of Fe3+ from chloride solution by technical grade D2EHPA: A comparison with the results obtained by analytical grade, ibid, 337-342.