Growth in sulfidic mineral environments: metal resistance mechanisms in acidophilic micro-organisms

M Dopson, C Baker-Austin, PR Koppineedi… - …, 2003 - microbiologyresearch.org
Acidophilic micro-organisms inhabit some of the most metal-rich environments known,
including both natural and man-made ecosystems, and as such are ideal model systems for …

A review of rate equations proposed for microbial ferrous-iron oxidation with a view to application to heap bioleaching

TV Ojumu, J Petersen, GE Searby, GS Hansford - Hydrometallurgy, 2006 - Elsevier
In view of the fact that the microbial oxidation of ferrous iron to the ferric form is an essential
sub-process in the bioleaching of sulphide minerals, the development of a comprehensive …

Biooxidation of Iron by Acidithiobacillus ferrooxidans in the Presence of D-Galactose: Understanding Its Influence on the Production of EPS and Cell Tolerance to …

A Saavedra, P Aguirre, JC Gentina - Frontiers in Microbiology, 2020 - frontiersin.org
Acidithiobacillus ferrooxidans, together with other microorganisms, has an important role on
biohydrometallurgical processes. Such bacterium gets its energy from the oxidation of …

A classical modelling of abandoned mine tailings' bioleaching by an autochthonous microbial culture

HL Medina-Díaz, I Acosta, M Muñoz, FJL Bellido… - Journal of …, 2022 - Elsevier
The aim of this study was to study and model the bioleaching of abandoned mine tailings at
different pulp densities 1–20% w/v by using an autochthonous mesophilic microbial culture …

Sulfur oxidation kinetics of Acidithiobacillus caldus and its inhibition on exposure to thiocyanate present in cyanidation tailings wastewater

CJ Edward, M Smart, A Kotsiopoulos… - Research in …, 2024 - Elsevier
The sulfur oxidation kinetics of an industrial strain of Acidithiobacillus caldus (At. caldus)
cultured on elemental sulfur was explored in batch experiments in the absence and …

Phosphorus limitation in nitrifying groundwater filters

W De Vet, MCM Van Loosdrecht, LC Rietveld - Water research, 2012 - Elsevier
Phosphorus limitation has been demonstrated for heterotrophic growth in groundwater, in
drinking water production and distribution systems, and for nitrification of surface water …

Comparison of the oxidation kinetics of different pyrites in the presence of Thiobacillus ferrooxidans or Leptospirillum ferrooxidans

M Boon, HJ Brasser, GS Hansford, JJ Heijnen - Hydrometallurgy, 1999 - Elsevier
The question whether the overall bacterial oxidation rate of a pyrite is determined by both
the chemical reactivity of the pyrite as well as the affinity of a bacterial strain to the ferrous to …

Sticky bacteria: Combined effect of galactose and high ferric iron concentration on extracellular polymeric substances production and the attachment of …

EA Moncayo, A Debut, K Vizuete… - Frontiers in …, 2022 - frontiersin.org
Adaptation and microbial attachment mechanisms for the degradation of sulfide ores are
mediated by the production of extracellular polymeric substances (EPS) and their role in …

Kinetics study comparing bacterial growth and iron oxidation kinetics over a range of temperatures 5–45° C

D Kupka, Z Bártová, L Hagarová - Hydrometallurgy, 2023 - Elsevier
This comprehensive study summarizes kinetic data from experiments performed over a wide
temperature range that overlaps the physiological operating temperature windows for most …

Bioleaching of end-of-life printed circuit boards: Mathematical modeling and kinetic analysis

A Becci, A Amato, JM Rodriguez-Maroto… - Industrial & …, 2021 - ACS Publications
This work reports a kinetic study of the bioleaching process for Cu extraction from waste
printed circuit boards (WPCBs), using iron as an oxidant agent. The kinetic study considered …