Comparative study of interaction between pyrite and cysteine by thermogravimetric and electrochemical techniques

Hydrometallurgy

Volumn 101, Issue 1-2, 2010, Pages 88-92

  Wang, Zhaohui ^a   Xie, Xuehui ^a   Xiao, Shengmu ^a   Liu, Jianshe ^a,b  

^a DONGHUA UNIVERSITY   (China)

^b CENTRAL SOUTH UNIVERSITY   (China)

Author keywords

Chemisorption; Electrochemical; Pyrite; Tafel plot

Indexed keywords

ADSORPTION MECHANISM; BACTERIAL ADHESION; COMPARATIVE STUDIES; CORROSION CURRENT; CORROSION POTENTIALS; ELECTROCHEMICAL TECHNIQUES; L-CYSTEINE; METAL SULFIDES; OXIDATION RATES; PYRITE OXIDATION; PYRITE SURFACES; TAFEL PLOTS; TG CURVES;

ADSORPTION; BIOLEACHING; CHEMISORPTION; OXIDATION;

CORROSION;

EID: 73549121920     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2009.11.015     Document Type: Article

References (17)

1. Abd EI-Halim A.M., Alonso-Vante N., and Tributsch H. Iron/sulphur centre mediated photoinduced charge transfer at (100) oriented pyrite surfaces. J. Electroanal. Chem. 399 (1995) 29-39
2. Almeida C.M.V.B., and Giannetti B.F. Comparative study of electrochemical and thermal oxidation of pyrite. J. Solid State Electrochem. 6 (2002) 111-118
3. Blake II R.C., Sasaki K., and Ohmura N. Does aporusticyanin mediate the adhesion of Thiobacillus ferrooxidans to pyrite?. Hydrometallurgy 59 (2001) 357-372
4. Brierley J.A. A perspective on developments in biohydrometallurgy. Hydrometallurgy 94 (2008) 2-7
5. Ehrlich H.L. Past, present and future of biohydrometallurgy. Hydrometallurgy 59 (2001) 127-134
6. Hu Y.H., He Z.G., Hu W.X., Peng H., and Zhong H. Effect of two kinds of amino-acids on bioleaching metal sulfide. Trans. Nonferr. Met. Soc. China 14 (2004) 794-797
7. Liu, J.S., 2002. Bioextraction and Corrosion Electrochemistry of Sulfide Minerals. Ph.D. Thesis, Central South University.
8. Liu Z., Yang W.B., Bai G., Tian W., and Jin Y.J. Microbial enzyme conversion of l-cysteine and l-cystine. Microbiology 30 (2003) 16-21
9. Liu J.S., Wang Z.H., Li B.M., and Zhang Y.H. Interaction between pyrite and cysteine. Trans. Nonferrous Met. Soc. China 16 (2006) 943-946
10. Rojas-Chapana J.A., Giersig M., and Tributsch H. The path of sulphur during the bio-oxidation of pyrite by Thiobacillus ferrooxidans. Fuel 75 (1996) 923-930
11. Rojas-Chapana J.A., Bartels C.C., Pohlmann L., and Tributsch H. Co-operative leaching and chemotaxis of thiobacilli studied with spherical sulphurrsulphide substrates. Process Biochem. 33 (1998) 239-248
12. Rojas-Chapana J.A., and Tributsch H. Bio-leaching of pyrite accelerated by cysteine. Process Biochem. 35 (2000) 815-824
13. Rojas-Chapana J.A., and Tributsch H. Biochemistry of sulfur extraction in bio-corrosion of pyrite by Thiobacillus ferrooxidans. Hydrometallurgy 59 (2001) 291-300
14. Schubert B., and Tributsch H. Photoinduced electron transfer by coordination chemical pathways across pyrite/electrolyte interfaces. Inorg. Chem. 29 (1990) 5041-5046
15. Tributsch H., and Bennet J.C. Semiconductor-electrochemical aspects of bacterial leaching: I. Oxidation of metal sulphides with large energy gaps. J. Chem. Technol. Biotechnol. 31 (1981) 565-577
16. Tributsch H., and Rojas-Chapana J.A. Metal sulfide semiconductor electrochemical mechanisms induced by bacterial activity. Electrochim. Acta 45 (2000) 4705-4716
17. Walter R.L., Ealick S.E., Friedman A.M., Blake II R.C., Proctor P., and Shoham M. Multiple wavelength anomalous diffraction (MAD) crystal structure of rusticyanin: a highly oxidizing cupredoxin with extreme acid stability. J. Mol. Biol. 263 (1996) 730-751