Results 41 to 50 of about 19,355 (297)

Drying Kinetics of Microwave-Assisted Drying of Leaching Residues from Hydrometallurgy of Zinc

open access: yesMaterials, 2023
In the hydrometallurgical process of zinc production, the residue from the leaching stage is an important intermediate product and is treated in a Waelz kiln to recover valuable metals.
Chunlan Tian   +5 more
semanticscholar   +1 more source

Sensing Organophosphorus Compounds with SWCNT Films

open access: yesSensors, 2021
Promising electrical properties of single-walled carbon nanotubes (SWCNTs) open a spectrum of applications for this material. As the SWCNT electronic characteristics respond well to the presence of various analytes, this makes them highly sensitive ...
Mika Sahlman   +2 more
doaj   +1 more source

Electrodialytic processes in solid matrices. New insights into batteries recycling. A review. [PDF]

open access: yes, 2019
Electrodialytic Remediation has been widely applied to the recovery of different contaminants from numerous solid matrices solving emerging issues of environmental concern.
Acar YB   +8 more
core   +1 more source

Lithium perrhenate catalyst for carbon aerogel-based supercapacitor

open access: yesSN Applied Sciences, 2020
Carbon aerogels are unique type of amorphous carbon-based materials with an extraordinary properties including light weight, well-developed and tailored pore structure, high specific surface area, low electrical resistivity and high purity.
Mateusz Ciszewski   +5 more
doaj   +1 more source

A robotic platform for high-throughput electrochemical analysis of chalcopyrite leaching [PDF]

open access: yes, 2015
A novel robotic platform for combinatorial screening of ionic liquid-based Cu extraction from chalcopyrite with real-time, in situ monitoring of dissolved copper.
Albrecht, T   +4 more
core   +1 more source

Jarosite stability on Mars [PDF]

open access: yes, 2005
Jarosite, a potassium (sodium) iron sulphate hydrated mineral, has recently been identified on the martian surface by the Opportunity rover. Using recent thermochemical data [Drouet and Navrotsky, 2003, Geochim. Cosmochim.
Drouet, Christophe   +2 more
core   +1 more source

An environmentally friendly method for efficient atmospheric oxidation of pyrrhotite in arsenopyrite/pyrite calcine

open access: yesChemical Engineering Journal Advances, 2021
Pyrite and arsenopyrite are the most common hosts for invisible gold, but pyrite and arsenic are refractory during conventional sulfide oxidation, which significantly challenges subsequent gold extraction.
Lin Li   +3 more
doaj  

Pyrite oxidation under initially neutral pH conditions and in the presence of Acidithiobacillus ferrooxidans and micromolar hydrogen peroxide [PDF]

open access: yes, 2012
Hydrogen peroxide (H2O2) at a micromolar level played a role in the microbial surface oxidation of pyrite crystals under initially neutral pH. When the mineral-bacteria system was cyclically exposed to 50 μM H2O2, the colonization of Acidithiobacillus ...
Lin, C., Ma, Y.
core   +2 more sources

Obtaining a bioadsorbent from orange peel suitable for batch and continous treatment [PDF]

open access: yes, 2020
One form of chemical contamination involves the contribution of heavy metals to the ecosystem mainly from industrial spills and mining operations. The most toxic heavy metals are cadmium, copper, chromium, mercury, nickel, lead and zinc.
García Raurich, Josep   +2 more
core   +3 more sources

The Effects of Phosphate Impurity on Recovered LiNi0.6Co0.2Mn0.2O2 Cathode Material via a Hydrometallurgy Method.

open access: yesACS Applied Materials and Interfaces, 2022
From portable electronics to electric vehicles, lithium-ion batteries have been deeply integrated into our daily life and industrial fields for a few decades.
Yadong Zheng   +6 more
semanticscholar   +1 more source

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