Publications: Senanayake, Gamini

2013

Parhi, P.K., Park, K.H. and Senanayake, G. (2013) A kinetic study on hydrochloric acid leaching of nickel from Ni–Al2O3 spent catalyst. Journal of Industrial and Engineering Chemistry, 19 (2). pp. 589-594.

2012

Senanayake, G. (2012) Gold leaching by copper(II) in ammoniacal thiosulphate solutions in the presence of additives. Part I: A review of the effect of hard–soft and Lewis acid-base properties and interactions of ions. Hydrometallurgy, 115-116 . pp. 1-20.

Senanayake, G. and Zhang, X.M. (2012) Gold leaching by copper(II) in ammoniacal thiosulphate solutions in the presence of additives. Part II: Effect of residual Cu(II), pH and redox potentials on reactivity of colloidal gold. Hydrometallurgy, 115-116 . pp. 21-29.

2011

Senanayake, G. (2011) Acid leaching of metals from deep-sea manganese nodules – A critical review of fundamentals and applications. Minerals Engineering, 24 (13). pp. 1379-1396.

Poinern, G.E.J., Senanayake, G., Shah, N., Thi-Le, X.N., Parkinson, G.M. and Fawcett, D. (2011) Adsorption of the aurocyanide, complex on granular activated carbons derived from macadamia nut shells – A preliminary study. Minerals Engineering, 24 (15). pp. 1694-1702.

Nam, Y.I., Seo, S.Y., Kang, Y-C, Kim, M.J., Senanayake, G. and Tran, T. (2011) Purification of molybdenum trioxide calcine by selective leaching of copper with HCl–NH4Cl. Hydrometallurgy, 109 (1-2). pp. 9-17.

Senanayake, G., Childs, J., Akerstrom, B.D. and Pugaev, D. (2011) Reductive acid leaching of laterite and metal oxides — A review with new data for Fe(Ni,Co)OOH and a limonitic ore. Hydrometallurgy, 110 (1-4). pp. 13-32.

2010

Senanayake, G., Shin, S-M., Senaputra, A., Winn, A., Pugaev, D., Avraamides, J., Sohn, J-S. and Kim, D-J. (2010) Comparative leaching of spent zinc-manganese-carbon batteries using sulfur dioxide in ammoniacal and sulfuric acid solutions. Hydrometallurgy, 105 (1-2). pp. 36-41.

Senanayake, G., Senaputra, A. and Nicol, M.J. (2010) Effect of thiosulfate, sulfide, copper(II), cobalt(II)/(III) and iron oxides on the ammoniacal carbonate leaching of nickel and ferronickel in the Caron process. Hydrometallurgy, 105 (1-2). pp. 60-68.

Kang, J., Sohn, J., Chang, H., Senanayake, G. and Shin, S.M. (2010) Preparation of cobalt oxide from concentrated cathode material of spent lithium ion batteries by hydrometallurgical method. Advanced Powder Technology, 21 (2). pp. 175-179.

Kang, J., Senanayake, G., Sohn, J. and Shin, S.M. (2010) Recovery of cobalt sulfate from spent lithium ion batteries by reductive leaching and solvent extraction with Cyanex 272. Hydrometallurgy, 100 (3-4). pp. 168-171.

Park, Y.Y., Tran, T., Lee, Y.H., Nam, Y.I., Senanayake, G. and Kim, M.J. (2010) Selective removal of arsenic(V) from a molybdate plant liquor by precipitation of magnesium arsenate. Hydrometallurgy, 104 (2). pp. 290-297.

2009

Kim, T-H, Senanayake, G., Kang, J-G., Sohn, J-S., Rhee, K-I., Lee, S-W. and Shin, S-M. (2009) Reductive acid leaching of spent zinc–carbon batteries and oxidative precipitation of Mn–Zn ferrite nanoparticles. Hydrometallurgy, 96 (1-2). pp. 154-158.

Shin, S.M., Senanayake, G., Sohn, J-S, Kang, J-G, Yang, D-H and Kim, T-H (2009) Separation of zinc from spent zinc-carbon batteries by selective leaching with sodium hydroxide. Hydrometallurgy, 96 (4). pp. 349-353.

Senanayake, G. (2009) A review of chloride assisted copper sulfide leaching by oxygenated sulfuric acid and mechanistic considerations. Hydrometallurgy, 98 (1-2). pp. 21-32.

2008

Zhang, X.M., Senanayake, G. and Nicol, M.J. (2008) Beneficial effect of silver in thiosulfate leaching of gold. In: Hydrometallurgy 2008: 6th International Symposium, 17 - 21 August, Phoenix, AZ.

Senanayake, G. (2008) Erratum to “Chloride assisted leaching of chalcocite by oxygenated sulphuric acid via Cu(II)–OH–Cl” [Miner. Eng. 20 (2007) 1075–1088]. Minerals Engineering, 21 (5). p. 421.

Senaputra, A., Senanayake, G., Nicol, M.J. and Nikoloski, A. (2008) Leaching nickel and nickel sulfides in ammonia/ammonium carbonate solutions. In: Hydrometallurgy 2008: 6th International Symposium, 17 - 21 August, Phoenix, AZ.

Senanayake, G. (2008) A review of effects of silver, lead, sulfide and carbonaceous matter on gold cyanidation and mechanistic interpretation. Hydrometallurgy, 90 (1). pp. 46-73.

2007

Senanayake, G. (2007) Review of theory and practice of measuring proton activity and pH in concentrated chloride solutions and application to oxide leaching. Minerals Engineering, 20 (7). pp. 634-645.

Senanayake, G. (2007) Review of rate constants for thiosulphate leaching of gold from ores, concentrates and flat surfaces: Effect of host minerals and pH (Review). Minerals Engineering, 20 (1). pp. 1-15.

Senanayake, G. (2007) Chloride assisted leaching of chalcocite by oxygenated sulphuric acid via Cu(II)–OH–Cl. Minerals Engineering, 20 (11). pp. 1075-1088.

2006

Avraamides, J., Senanayake, G. and Clegg, R. (2006) Sulfur dioxide leaching of spent zinc–carbon-battery scrap. Journal of Power Sources, 159 (2). pp. 1488-1493.

Senanayake, G. (2006) The cyanidation of silver metal: Review of kinetics and reaction mechanism. Hydrometallurgy, 81 (2). pp. 75-85.

2005

Perera, W.N., Senanayake, G. and Nicol, M.J. (2005) Interaction of gold(I) with thiosulfate–sulfite mixed ligand systems. Inorganica Chimica Acta, 358 (7). pp. 2183-2190.

Senanayake, G. (2005) Kinetics and reaction mechanism of gold cyanidation: Surface reaction model via Au(I)–OH–CN complexes. Hydrometallurgy, 80 (1-2). pp. 1-12.

Senanayake, G. (2005) The role of ligands and oxidants in thiosulfate leaching of gold. Gold Bulletin, 38 (4). pp. 170-179.

2004

Perera, W.N. and Senanayake, G. (2004) The ammine, thiosulfato, and mixed ammine/thiosulfato complexes of silver(I) and gold(I). Inorganic Chemistry, 43 (10). pp. 3048-3056.

2003

Senanayake, G. and Hefter, G. (2003) Gibbs energies of transfer of fluoride salts from water to aqueous alcohol mixtures. Monatshefte fur Chemie, 134 (5). pp. 669-677.

Senanayake, G., Perera, W.N. and Nicol, M.J. (2003) Thermodynamic studies of the gold(III)/(I)/(0) redox system in ammonia-thiosulphate solutions at 25°C. In: Hydrometallurgy 2003: Proceedings of the 5th International Symposium, 24 - 27 August, Vancouver, Canada.

1998

Chen, T., Hefter, G., Buchner, R. and Senanayake, G. (1998) Molar volumes and heat capacities of electrolytes and ions in nonaqueous solvents: 1. Formamide. Journal of Solution Chemistry, 27 (12). pp. 1069-1096.

1997

Das, G.K., Muir, D.M., Senanayake, G., Singh, P. and Hefter, G. (1997) Acid leaching of nickel laterites in the presence of sulphur dioxide at atmospheric pressure. In: Hydrometallurgy and Refining of Nickel and Cobalt , August 17-20, 1997, Montreal, QC Canada.

1995

Gill, D.S., Singh, P., Singh, J., Singh, P., Senanayake, G. and Hefter, G.T. (1995) Ultrasonic velocity, conductivity, viscosity and calorimetric studies of copper(I) and sodium perchlorates in cyanobenzene, pyridine and cyanomethane. Journal of the Chemical Society, Faraday Transactions, 91 . pp. 2789-2795.