Results 91 to 100 of about 279,840 (246)

Ferric sulfate precipitation at gold pressure oxidation conditions

open access: yes, 2017
Pressure oxidation is widely applied to liberate gold from refractory sulfide ore and concentrates with over fifteen autoclaves currently operating. Despite the importance of pressure oxidation, the autoclave chemistry and chemical thermodynamics are not
Ivana, A., Hawker, W., Vaughan, J.
core  

Modeling of sulfation of potassium chloride by ferric sulfate addition during grate-firing of biomass [PDF]

open access: yes, 2013
Potassium chloride, KCl, formed from critical ash-forming elements released during combustion may lead to severe ash deposition and corrosion problems in biomass-fired boilers.
Paakkinen, Kari   +6 more
core  

A narrow bandgap Schottky heterojunction Fe2N/CeO2 microneedle triggering sonodynamic reactive oxygen species storm for drug‐resistance‐free skin fungal infection

open access: yesBMEMat, EarlyView.
Inorganic sonosensitizers suffer from inefficient electron‐hole separation, rapid recombination, and wide bandgaps in anti‐fungal applications. We propose MN@Fe2N/CeO2 to directly eliminate fungi without drug resistance. Combining semiconductor CeO2's advantages with Fe2N's high work function and activity enables efficient Schottky heterojunctions ...
Li Wang   +13 more
wiley   +1 more source

Reduction of ferric compounds by soil bacteria [PDF]

open access: yes, 1954
Reduction of ferric lactate by washed cell suspensions of Bacillus circulans, B. megaterium and Aerobacter aerogenes takes place in the presence of suitable hydrogen donors.
Bromfield, A. R.
core   +1 more source

Dual‐Function Electrocatalysis: Simultaneous Wastewater Remediation and Hydrogen Evolution—A Comprehensive Review

open access: yesCarbon Energy, EarlyView.
Replacing the oxygen evolution reaction with the electro‐oxidation of pollutants and waste streams offers an energy‐efficient route for simultaneous hydrogen production and pollutant remediation. This review summarizes the reaction mechanisms, catalyst design principles, and emerging paired‐electrolysis strategies that govern activity, selectivity ...
Safa Al‐Yahyaey   +4 more
wiley   +1 more source

Biofortification of Kidney Bean (Phaseolus vulgaris L.) Crops Applying Zinc Sulfate and Ferric Sulfate: Pilot Crop in Colombia. [PDF]

open access: yesMolecules, 2023
Guerrero-Martin CA   +10 more
europepmc   +1 more source

Biotechnological aspects of sulfate reduction with methane as electron donor [PDF]

open access: yes, 2010
Biological sulfate reduction can be used for the removal and recovery of oxidized sulfur compounds and metals from waste streams. However, the costs of conventional electron donors, like hydrogen and ethanol, limit the application possibilities.
Meulepas, Roel J.W.   +8 more
core   +1 more source

Decolorization of Disperse Dyes in Textile Polyester Recycling Using Activated Carbon

open access: yesChemie Ingenieur Technik, EarlyView.
Decolorization of disperse dyes from disodium terephthalate solutions is examined using two activated carbons with varying pore structures and surface properties. The potential impact of pore size distribution and surface charge on the adsorption process is assessed to support optimized adsorbent selection.
Charlotte Lücking   +2 more
wiley   +1 more source

The anodic dissolution of covellite in acidic, chloride solutions [PDF]

open access: yes, 2010
An electrochemical study was conducted on a stationary, synthetically produced, covellite electrode in acidic, chloride solutions at ambient conditions to investigate the dissolution behaviour of the mineral over a surface potential range from the open ...
Basson, Petrus
core   +1 more source

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