Biography

Porf. K.A. Natarajan

Indian Institute of Science, India


Email:kan@materials.iisc.ernet.in


Qualifications

1971 Ph.D, Minnesota U.S.A
1969 M.S, Minnesota U.S.A
1964 B.E, IISc, Bangalore
1962 B.Sc., Kerala


Publications (Selected)

  1. H. Sarvamangala and K.A. Natarajan,” Microbially induced flotation of alumina, silica/calcite from haematite”, International Journal of Mineral Processing, 99, (2011) pp70-77.
  2. M.R. Sabari Prakasan and K.A. Natarajan, “Microbially induced separation of quartz from hematite using sulfate reducing bacteria”, Colloids and Surfaces B: Biointerfaces, Vol. 78 (2010), pp 163-170.
  3. M.N. Chandraprabha and K.A. Natarajan, “Modeling and analysis of nanoscale interaction forces between Acidithiobacillus ferrooxidans and AFM tip”, Colloids and Surfaces B: Biointerfaces, Vol. 75 (2010), pp 310-318.
  4. Preston Devasia and K.A. Natarajan, “Adhesion of Acidithiobacillus ferrooxidans to mineral surfaces”, International Journal of Mineral Processing, Vol. 94 (2010), pp 135-139.
  5. M.N. Chandraprabha and K.A. Natarajan, “Microbially-induced mineral beneficiation”, Mineral Processing & Extractive Metall. Rev., Vol. 31 (2010), pp 1-29.
  6. Namita Deo, Purnendu Deo, P. Somasundaran, K.A. Natarajan and Puspendu Deo, “Effects of substrates properties on bacterial adhesion”, The Open Biomaterials Journal (2009)
  7. M.N. Chandraprabha and K.A. Natarajan, “Microbially-induced separation of arsenopyrite and bioremediation of arsenic”, Minerals & Metallurgical Processing, Vol. 26-4, (2009), pp. 217-221.
  8. M.N. Chandraprabha, J.M. Modak and K.A. Natarajan, “Soft-particle model analysis of effect of LPS on electrophoretic softness of Acidithiobacillus ferrooxidans grown in presence of different metal ions”, Colloids and Surfaces B: Biointerfaces, Vol.69 (2009) pp 1-7.
  9. K.A. Natarajan, “Microbial aspects of acid mine drainage and its bioremediation”, Trans.Nonferrous Met.Soc. China 18 (2008) pp 1352-1360.
  10. Partha Patra and K.A. Natarajan, “Role of mineral specific bacterial proteins in selective flocculation and flotation”, Int. J. Miner. Process, 88 (2008) pp 53-58.
  11. Partha Patra and K.A. Natarajan, “Microbially-induced separation of chalcopyrite and galena”, Minerals Engineering, 21 (2008), pp 691-698.
  12. Judy Gopal, P. Muraleedharan, H. Sarvamangala, R.P. George, R.K. Dayal. B.V.R. Tata, H.S. Khatak and K.A. Natarajan, “Biomineralization of manganese on titanium surfaces exposed to seawater, Journal of Biofouling, Vol. 24, No. 4, 2008, pp 275-282.
  13. H. Sarvamangala, Judy Gopal, P. Muraleedharan, R.P. George, R.K. Dayal and K.A. Natarajan, “Biomineralization of manganese by Bacillus spp. isolated from a marine biofilm”, Minerals & Metallurgical Processing, Vol. 25, No. 3, 2008, pp 149-155.
  14. Judy Gopal, P. Muraleedharan, R.P. George, H. Sarvamangala P.T. Kalaichelvan, H.S. Khatak and K.A. Natarajan, “Morphological differentiation observed in manganese oxidizing bacterial colonies”, NATL ACAD SCI LETT, 30 (2007) pp11&12.
  15. M.N. Chandraprabha and K.A. Natarajan, “Surface chemical and flotation behaviour of chalcopyrite and pyrite in the presence of Acidithiobacillus thiooxidans”, Hydrometallurgy, 83 (2006) pp.146-152.
  16. Partha patra and Natarajan K A., “Surface chemical studies on selective separation of pyrite and galena in the presence of bacterial cells and metabolic products of Paenibacillus polymyxa”, Journal of Colloid and Interface Science, 298(2006), pp.720-729.
  17. K.A. Natarajan, S. Subramanian and Jean-Jacques Braun, “Environmental impact of metal mining – biotechnological aspects of water pollution and remediation – an Indian experience”, Journal of Geochemical Exploration, 88 (2006), pp.45-48.
  18. P. Somasundaran, Namita Deo, Puspendu Deo and K.A. Natarajan, “Role of biopolymers on bacterial adhesion and mineral beneficiation”, Minerals & Metallurgical Processing; 22 (2005) pp 1-11.
  19. M.N. Chandraprabha, K.A. Natarajan and P. Somasundaran, “Selective separation of pyrite from chalcopyrite and arsenopyrite by biomodulation using Acidithiobacillus ferrooxidans” International Journal of Mineral Processing, 75 (2005) pp113-122.
  20. Partha Patra and K.A.Natarajan, “Microbially-induced flocculation and flotation for separation of chalcopyrite from quartz and calcite” International Journal of Mineral Processing, 74 (2004) pp 143-155.
  21. M.N. Chandraprabha, K.A. Natarajan and J.M. Modak, “Selective separation of pyrite and chalcopyrite by biomodulation”, Colloids and Surfaces B: Biointerfaces, 37(3-4), (2004) pp 93- 100.
  22. Partha Patra and K.A.Natarajan, “Microbially-induced flotation and flocculation of pyrite and sphalerite” Colloids and Surfaces B: Biointerfaces, 36(2004) pp 91-99.
  23. M.N. Chandraprabha, K.A. Natarajan and P. Somasundaran, “Selective separation of arsenopyrite from pyrite by biomodulation in the presence of Acidithiobacillus ferrooxidans, Journal of Colloid and Interface Science 276(2004) pp 323-332.
  24. A. Mukherjee, A.M. Raichur, J.M. Modak and K.A. Natarajan, “Dissolution of Cu, Co and Ni from ocean nodules by L-ascorbic acid”, Communicated to Chemical Engineering and Processing.
  25. Partha Patra and K.A.Natarajan, “Microbially-enhanced removal of pyrite and chalcopyrite from oxide gangue minerals with reference to desulfurisation of tailings”, MINERALS AND METALLURGICAL PROCESSING Journal, 21(2004) pp169-178.
  26. Partha Patra and K.A.Natarajan, “Microbially-induced flocculation and flotation for separation of chalcopyrite from quartz and calcite”, Int. J. Mineral Processing, 74 (2004) pp. 143-155.
  27. A. Mukherjee, A M. Raichur, J M. Modak and K. A. Natarajan, 2003 “Exploring process options to enhance metal dissolutions in bioleaching of Indian Ocean nodules”, Journal of Chemical technology and Biotechnology, Vol.79, No. 5, pp. 512-517 (2004).
  28. A. Mukherjee, A. M. Raichur, J.M. Modak and K.A. Natarajan, “Bioprocessing of Indian ocean nodules using a marine isolate”, Hydrometallurgy, Vol. 73, No.3-4, pp. 205-213 (2004).
  29. A. Mukherjee, A. M. Raichur, J.M. Modak and K.A. Natarajan, “Recent developments in processing of ocean manganese nodules – a critical review”, Mineral Processing and Extractive Metallurgy Review, Vol. 25, No. 2, pp. 91-127 (2004).
  30. S.Subramanian, D.Santhiya and K.A.Natarajan, “Surface modification studies on sulphide minerals using bioreagents”, Int.J.Mineral Processing, 72(2003), pp 175-188.
  31. A. Mukherjee, A. M. Raichur, J.M. Modak and K.A. Natarajan, “Preferential solubilization of cobalt from ocean nodules at neutral pH – a novel bioprocess”, Journal of Industrial Microbiology and Biotechnology, Vol.30, No.10(2003)., pp 606-612.
  32. M.N. Chandraprabha, J.M. Modak, K.A. Natarajan and A.M. Raichur, “Modeling and analysis of biooxidation of gold bearing pyrite-arsenopyrite concentrates by Thiobacillus ferrooxidans”, Biotechnology Progress, 19(2003), pp 1244-1254.
  33. Evvie Chockalingam, S. Subramanian and K.A. Natarajan, “Studies on biodegradation of organic flotation collectors using Bacillus polymyxa”, Hydrometallurgy, 71(2003), pp 249-256.
  34. K.A. Natarajan and A. Das, “Surface chemical studies on Acidithiobacillus group of bacteria with reference to mineral flocculation”, Int. J. Mineral Processing, 72(2003), pp 189-198.


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