Results 41 to 50 of about 18,900 (300)

Process Design Aspects for Scandium-Selective Leaching of Bauxite Residue with Sulfuric Acid [PDF]

open access: yes, 2018
Aiming at the industrial scale development of a Scandium (Sc)-selective leaching process of Bauxite Residue (BR), a set of process design aspects has been investigated.
Lamprini-Areti Tsakanika   +15 more
core   +1 more source

Process Design Aspects for Scandium-Selective Leaching of Bauxite Residue with Mineral Acids [PDF]

open access: yes, 2018
Aiming at the industrial scale development of a Scandium (Sc)-selective leaching process of Bauxite Residue (BR), a sufficiently numerous set of process design aspects has been investigated, by appropriate exploitation of available experimental data. The
Lamprini-Areti Tsakanika   +7 more
core   +1 more source

Properties and Kinetics of Selective Zinc Leaching with Choline Chloride and Urea [PDF]

open access: yes, 2021
A choline chloride-urea (ChCl-urea) deep eutectic solvent (DES) was used to experimentally investigate the secondary recovery of zinc from zinc-bearing dust sludge via a leaching process.
Fusheng Niu   +3 more
core   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Selective Leaching for the Recycling of Lithium, Iron, and Phosphorous from Lithium-Ion Battery Cathodes’ Production Scraps

open access: yesBatteries
The market for lithium iron phosphate (LFP) batteries is projected to grow in the near future. However, recycling methods targeting LFP batteries, especially production scraps, are still underdeveloped.
Martina Bruno   +2 more
doaj   +1 more source

Contribution of Dissolved Organic Carbon Leaching to the Annual Carbon Budget of a Dairy Farm [PDF]

open access: yes, 2013
Soils are the largest terrestrial store of carbon (C) and changes in this store of C can impact on soil quality and atmospheric CO2 concentrations.
Chibnall, Emma Jayne
core  

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Optimization of Recovery of Valuable Metals from Lead Smelting Water Quenching Slags by Response Surface Methodology

open access: yesKuangchan zonghe liyong
Water quenching slags were leached by oxygen pressure at the acidic conditions. The effects of ratio of oxygen pressure temperature, sulfuric acid concentration, liquid-solid ratio on the selective leaching were investigated using response surface ...
Hui LI, Lin ZOU, Chao QU
doaj   +1 more source

SELECTIVE ELECTROEXTRACTION OF BASE METALS FROM LEACHING SOLUTIONS OBTAINED DURING THE RECYCLING OF WASTE PRINTED CIRCUIT BOARDS. II. SELECTIVE POTENTIOSTATIC ELECTRODEPOSITION OF COPPER, TIN AND LEAD

open access: yesStudia Universitatis Babes-Bolyai Chemia, 2021
This paper presents our results concerning the feasibility of selective potentiostatic electroextraction of copper, tin and lead from leaching solutions obtained during the recycling of base metals from waste printed circuit boards.
Marian-Iosif FRÎNCU   +3 more
doaj   +1 more source

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