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Pore Development during Selective Leaching

Journal of The Electrochemical Society, 1984
Fabrication du cuivre Raneg, important catalyseur industriel par lixiviation d'un alliage Cu 50% en poids Al, aboutissant a un cuivre tres poreux. A temperature constante, l'espacement des pores croit si la vitesse de lixiviation diminue. La conversion du CuAl 2 dans l'alliage de depart en Cu poreux est consideree comme une transformation de ...
A. D. Tomsett   +2 more
openaire   +1 more source

Recovery of lithium, cobalt and nickel from the spent NMC Li-ion battery by reduction roasting, selective leaching and precipitation.

Waste Management
Valuable elements from the NMC Li-ion battery black mass were recovered by reduction roasting and selective leaching/precipitation. Active materials were separated from the Al/Cu collector foils by thermal treatment and then subjected to reduction ...
Asal Shoaei, S. Firoozi
semanticscholar   +1 more source

Efficient Recovery of End-of-Life NdFeB Permanent Magnets by Selective Leaching with Deep Eutectic Solvents.

Environmental Science and Technology, 2020
The NdFeB permanent magnet is a critical material in digital electronics and clean energy industry. Traditional recovery processes based on solvent extraction technique would consume high energy and large amounts of chemicals as well as resulting in ...
Chuanying Liu   +4 more
semanticscholar   +1 more source

Life cycle assessment and residue leaching: The importance of parameter, scenario and leaching data selection

Waste Management, 2015
Residues from industrial processes and waste management systems (WMSs) have been increasingly reutilised, leading to landfilling rate reductions and the optimisation of mineral resource utilisation in society. Life cycle assessment (LCA) is a holistic methodology allowing for the analysis of systems and products and can be applied to waste management ...
Allegrini, E.   +5 more
openaire   +3 more sources

Cleaner and effective recovery of metals and synthetic lithium-ion batteries from extracted vanadium residue through selective leaching

, 2021
A process for recycling steelmaking waste is proposed, and high value-added lithium-ion batteries (LIBs) electrode materials LiFePO4 and Li4Ti5O12 are prepared.
Peng-Wei Li   +10 more
semanticscholar   +1 more source

Surface modification of mechanochemically activated kaolinites by selective leaching

Journal of Colloid and Interface Science, 2006
Low- and high-defect kaolinites mechanochemically activated for different periods of time have been treated with sulfuric acid solution. These modified materials were analyzed using a combination of X-ray diffraction, thermogravimetry, chemical analysis, diffuse reflectance Fourier transform infrared spectroscopy, as well as specific surface area and ...
Eva, Makó   +3 more
openaire   +2 more sources

Selective leaching mechanisms of zinc from industrial waste using hybrid acids: Sustainable synthesis of Nano-ZnO.

Journal of Environmental Management
Zinc-containing dust (ZCD) has received extensive attention because it is a hazardous waste rich in various metals. This study innovatively proposed a hybrid acid leaching agent based on malic acid (MA) and sulfuric acid to selectively extract Zn from ...
Chun-Fu Xin   +5 more
semanticscholar   +1 more source

A Time-based Cluster-Head Selection Algorithm for LEACH

2008 IEEE Symposium on Computers and Communications, 2008
A wireless sensor network consists of hundreds or thousands of small energy-limited sensors that are densely deployed in a large geographical region. It has been demonstrated that low-energy adaptive clustering hierarchy (LEACH) is an energy-efficient routing algorithm for wireless sensor networks (WSN).
Hu Junping, Jin Yuhui, Dou Liang
openaire   +1 more source

Leaching of Selected Elements from Coal Ash Dumping

2005
Coal ash obtained by coal combustion in the "Nikola Tesla A" power plant in Obrenovac near Belgrade (Serbia) is suspended in river water then carried by a pipeline to a dump. In order to predict the leachability and possible environmental impact of selected elements due to ionic strength of river water, we extracted coal ash with distilled water and 0 ...
Popović, Aleksandar R.   +3 more
openaire   +3 more sources

Seasonal effects of leached mirex on selected estuarine animals

Archives of Environmental Contamination and Toxicology, 1975
Four 28-day seasonal experiments were conducted using selected estuarine animals in outdoor tanks that received continuous flow of mirex-laden water. Mirex (dodecachlorooctahydro-1,3,4-metheno-2H-cyclobuta [cd] pentalene) leached from fire ant bait (0.3% mirex) by fresh water and then mixed with salt water was toxic to blue crabs (Callinectes sapidus),
M E, Tagatz, P W, Borthwick, J, Forester
openaire   +2 more sources

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