Results 51 to 60 of about 250 (133)

Will Iron Forge the Future of Metal‐Air Batteries in Grid Scale Energy Storage?

open access: yesChemSusChem, Volume 18, Issue 10, May 19, 2025.
This Perspective paper highlights different aspects of iron‐air batteries, as an appealing sustainable alternative energy storage technology for grid‐scale applications. The utilization of iron as an anode is attractive, since it is abundant and safe to handle, recyclable and affordable, has multielectron reversible redox activity, holds historically ...
Katerina Bogomolov, Yair Ein‐Eli
wiley   +1 more source

Oxygen Evolution Overpotentials of Lead Oxide and Ruthenium Oxide prepared by Reactive Sputtering

open access: yesJournal of MMIJ, 2016
The Pb oxide and Ru oxide films with various compositions were prepared by reactive sputtering using mixed gas of Ar and O2, and those anodic polarization properties were investigated in a 150 g L-1 H2SO4 solution at 303–333 K.
Masami TAGUCHI   +2 more
doaj   +1 more source

Selective Recovery of Manganese from Anode Sludge Residue by Reductive Leaching

open access: yesChemEngineering, 2020
Manganese-containing anode sludge is a common side-product in the electrowinning of zinc. The anode sludge consists mainly of oxidized manganese, but also lesser amounts of lead, calcium, and other minor metals. The impurities present in the anode sludge
Toni Kauppinen   +3 more
doaj   +1 more source

Accessible Soft Electronics with Silver‐Gelatin Conductive Hydrogel Composite

open access: yesAdvanced Materials Technologies, Volume 10, Issue 8, April 17, 2025.
Soft, stretchable and conductive gelatin based hydrogel is fabricated from inexpensive naturally‐derived materials and silver flakes using consumer grade equipment with applications in soft electronic circuits and electromyography electrodes. Abstract Electrically conductive hydrogels are a promising class of materials for soft electronics and robotics
Kiyn Chin   +5 more
wiley   +1 more source

Research and prospect of gallium recovery technology in zinc smelting

open access: yes工程科学学报
Gallium is an important dispersive metal with widespread applications in high-tech fields such as semiconductor materials, optoelectronics, and radio technology.
Wei ZHANG   +4 more
doaj   +1 more source

PROCESSING OF SOLUTION AFTER LEACHING OF STEELMAKING DUST BY CEMENTATION

open access: yesActa Metallurgica Slovaca, 2015
The work includes a description of a hydrometallurgical processing of steelmaking dust a waste product of steel production from electric arc furnace (EAF). Most attention is paid to cementation. The aim is to study purification of solution by cementation
Marek Palencar   +2 more
doaj   +1 more source

Sustainable Strategies for Converting Organic, Electronic, and Plastic Waste From Municipal Solid Waste Into Functional Materials

open access: yesGlobal Challenges, Volume 9, Issue 4, April 2025.
This Perspective highlights sustainable strategies to convert municipal solid waste into functional materials. It discusses innovative methods to transform organic waste into carbon materials, plastic and metal wastes into metal–organic frameworks. It includes precious metals' recovery using green hydrometallurgy.
Abdelaziz Gouda   +5 more
wiley   +1 more source

Physicochemical vs Electrochemical Technologies for Metal Recovery – Main Insights, Comparison, Complementarity and Challenges

open access: yesChemistry–Methods, Volume 5, Issue 3, March 2025.
Different electrochemical and physicochemical methods employed for metal recovery and removal from various sources are presented herein, along with their key performance indicators. The main strengths and weaknesses of each technology are discussed in a comparative manner, when possible.
Stefanos Mourdikoudis   +1 more
wiley   +1 more source

Particle Size Refinement of Zn Electrodeposits in Alkaline Zincate Solutions with Poly (ethylene glycol) (12) Tridecyl Ether. Part II

open access: yesInternational Journal of Electrochemical Science, 2018
Electrowinning of zinc from alkaline solutions is a promising technology which can directly produce metallic zinc powder from the treatment of zinc-containing ores and wastes.
Jiang Jiachao   +6 more
doaj   +1 more source

Lead-Silver Anode Degradation during Zinc Electrorecovery Process: Chloride Effect and Localized Damage

open access: yesJournal of Chemistry, 2013
Using mass-loss, potentiodynamic polarization, and electrochemical impedance measurements under anodic regime, the corrosion behaviour of lead-silver (0.55%) electrode in zinc electrowinning solution containing different concentration of chloride anions ...
Mohsen Lashgari, Farzaneh Hosseini
doaj   +1 more source

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