Results 71 to 80 of about 6,167 (220)

Biodesulfurization of Tabas Coal in Pilot Plant Scale [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2010
Sulfur emission from coal combustion presents many environmental problems. The techniques used to reduce the amount of sulfur in coal before combustion, include physical, chemical and biological processes.Biological processes based on degradation of ...
Farahnaz Eghbali, Mohammad Reza Ehsani
doaj  

Linear Polarization Study of the Corrosion of Iron in the Presence of Thiobacillus ferrooxidans Bacteria

open access: yesInternational Journal of Electrochemical Science, 2012
An electrochemical investigation was conducted to evaluate the corrosion behavior of iron in deionized water (DIW) and medium salt in the pH range of 1 to 4. The times of immersion of the electrode in solutions were changed in the range of 0 to 120 hours.
Milovan Vuković   +4 more
doaj   +1 more source

Feasibility study on the microbial separation of iron from slime [PDF]

open access: yes, 2011
Bio-mineral processing is the generic term that describes the processing of metal containing ores, concentrator tailings, newly mined run-of-the-mine (ROM) material, and intermediate to high-grade ores using (micro-) biological technology.
N, Rohini
core  

Heterotrophic Metabolism of the Chemolithotroph Thiobacillus ferrooxidans [PDF]

open access: yesJournal of Bacteriology, 1971
Glucose-6-phosphate dehydrogenase and the enzymes of the Entner-Doudoroff pathway, 6-phosphogluconate dehydrase and 2-keto-3-deoxy-6-phosphogluconate aldolase (assayed together), are induced during heterotrophic growth of Thiobacillus ferrooxidans on an iron-glucose-supplemented medium or on glucose alone.
R, Tabita, D G, Lundgren
openaire   +2 more sources

Toxins VapC and PasB from Prokaryotic TA Modules Remain Active in Mammalian Cancer Cells

open access: yesToxins, 2014
Among the great number of addictive modules which have been discovered, only a few have been characterized. However, research concerning the adoption of toxins from these systems shows their great potential as a tool for molecular biology and medicine.
Łukasz Wieteska   +3 more
doaj   +1 more source

Comparative genomics in acid mine drainage biofilm communities reveals metabolic and structural differentiation of co-occurring archaea [PDF]

open access: yes, 2016
Background Metal sulfide mineral dissolution during bioleaching and acid mine drainage (AMD) formation creates an environment that is inhospitable to most life. Despite dominance by a small number of bacteria, AMD microbial biofilm communities contain a
Banfield, Jillian F.   +6 more
core   +2 more sources

A complementary study of hydrophobicity and surface charge of Thiobacillus ferrooxidans. The effect of ionic surfactants [PDF]

open access: yesActa Montanistica Slovaca, 2002
Hydrofóbnos a náboj buneènej steny sú rozhodujúce faktory poèiatoèného štádia adhézie baktérií na tuhé povrchy. Hydrofóbnos bakteriálnych buniek sa posudzuje najmä dvoma spôsobmi.
Turèániová ¼udmila   +2 more
doaj  

Statistical and kinetic study for leaching of covellite in a chloride media [PDF]

open access: yes, 2019
Covellite is a relatively rare copper sulfide with slow dissolution kinetics. The present investigation used the surface optimization methodology to evaluate the effect of three independent variables (time, chloride concentration and sulfuric acid ...
Briceño Romero, Williams   +5 more
core  

Identifikasi Bakteri Pengoksidasi Besi dan Sulfur Berdasarkan Gen 16s Rrna dari Lahan Tambang Timah di Belitung [PDF]

open access: yes, 2014
Heavy metals contamination disturb balance and diversity of microorganism in soil. Microorganisms which can able to survive in those conditions are bacteria capable of oxidizing heavy metals.
Oedjijono, O. (Oedjijono)   +2 more
core   +4 more sources

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