Päivi H M Kinnunen

Summary

Affiliation: Tampere University of Technology
Country: Finland

Publications

  1. ncbi request reprint The isolation and use of iron-oxidizing, moderately thermophilic acidophiles from the Collie coal mine for the generation of ferric iron leaching solution
    P H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, PO Box 541, 33101 Tampere, Finland
    Appl Microbiol Biotechnol 60:748-53. 2003
  2. ncbi request reprint High-rate ferric sulfate generation by a Leptospirillum ferriphilum-dominated biofilm and the role of jarosite in biomass retention in a fluidized-bed reactor
    Päivi H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology P O Box 541, FIN 33101 Tampere, Finland
    Biotechnol Bioeng 85:697-705. 2004
  3. ncbi request reprint Characterization of iron- and sulphide mineral-oxidizing moderately thermophilic acidophilic bacteria from an Indonesian auto-heating copper mine waste heap and a deep South African gold mine
    Päivi H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, PO Box 541, 33101 Tampere, Finland
    J Ind Microbiol Biotechnol 31:409-14. 2004
  4. ncbi request reprint Chalcopyrite concentrate leaching with biologically produced ferric sulphate
    P H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, P O Box 541, FIN 33101 Tampere, Finland
    Bioresour Technol 97:1727-34. 2006
  5. ncbi request reprint Characterization of a thermophilic sulfur oxidizing enrichment culture dominated by a Sulfolobus sp. obtained from an underground hot spring for use in extreme bioleaching conditions
    Virpi L A Salo-Zieman
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, 33101 Tampere, Finland
    J Ind Microbiol Biotechnol 33:984-94. 2006

Collaborators

Detail Information

Publications5

  1. ncbi request reprint The isolation and use of iron-oxidizing, moderately thermophilic acidophiles from the Collie coal mine for the generation of ferric iron leaching solution
    P H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, PO Box 541, 33101 Tampere, Finland
    Appl Microbiol Biotechnol 60:748-53. 2003
    ..3 g Fe(2+) l(-1) x h(-1). These rates compare favourably with the iron-oxidation rate of Acidianus brierleyi in shake-flasks, but are considerably lower than mesophilic iron-oxidation rates...
  2. ncbi request reprint High-rate ferric sulfate generation by a Leptospirillum ferriphilum-dominated biofilm and the role of jarosite in biomass retention in a fluidized-bed reactor
    Päivi H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology P O Box 541, FIN 33101 Tampere, Finland
    Biotechnol Bioeng 85:697-705. 2004
    ..71.10(9) cells g(-1)), 31% (or 3.12.10(10) cells g(-1)) and 10% (or 1.24.10(8) cells mL(-1)) of the total FBR microbes, respectively, demonstrating that the jarosite precipitates played an important role in the FBR biomass retention...
  3. ncbi request reprint Characterization of iron- and sulphide mineral-oxidizing moderately thermophilic acidophilic bacteria from an Indonesian auto-heating copper mine waste heap and a deep South African gold mine
    Päivi H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, PO Box 541, 33101 Tampere, Finland
    J Ind Microbiol Biotechnol 31:409-14. 2004
    ..Chalcopyrite concentrate supported a simpler and different community than Fe2+. The members of the enrichment cultures were closely related to Sulfobacillus yellowstonensis and Sulfobacillus acidophilus...
  4. ncbi request reprint Chalcopyrite concentrate leaching with biologically produced ferric sulphate
    P H M Kinnunen
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, P O Box 541, FIN 33101 Tampere, Finland
    Bioresour Technol 97:1727-34. 2006
    ..CuFeS2, Ag and Cu1.96S potentials indicated the formation of a passivating layer, which consisted of jarosite and sulphur precipitates and which was responsible for the decreased leaching rates...
  5. ncbi request reprint Characterization of a thermophilic sulfur oxidizing enrichment culture dominated by a Sulfolobus sp. obtained from an underground hot spring for use in extreme bioleaching conditions
    Virpi L A Salo-Zieman
    Institute of Environmental Engineering and Biotechnology, Tampere University of Technology, 33101 Tampere, Finland
    J Ind Microbiol Biotechnol 33:984-94. 2006
    ..Both granular and powdered forms of sulfur were bioavailable, but the oxidation rate of granular sulfur was less than 50% of the powdered form. Chalcopyrite concentrate oxidation (1% w/v) by the VS2 resulted in a 90% Cu yield in 30 days...