Results 51 to 60 of about 4,150 (196)

Hydrometallurgy [PDF]

open access: yes, 1991
The development of solvent extraction research in China since its inception in the 1950's is ...
Tun, Z.
core  

Gold and Modern Hydrometallurgy: About fourteen decades of partnership

open access: yesRevista de Metalurgia
This year marks the 138th anniversary of the beginning of modern Hydrometallurgy. This milestone began in 1887 with the publication of the cyanidation patent by McArthur and the Forrester brothers, which represented a decisive step forward in the ...
Francisco José Alguacil   +1 more
doaj   +1 more source

Hydrometallurgical Process and Economic Evaluation for Recovery of Zinc and Manganese from Spent Alkaline Batteries

open access: yesMetals, 2020
An innovative, efficient, and economically viable process for the recycling of spent alkaline batteries is presented herein. The developed process allows for the selective recovery of Zn and Mn metals present in alkaline batteries. The hydrometallurgical
Lan-Huong Tran   +4 more
doaj   +1 more source

Sustainable Lithium Recovery From Spent NMC622 Cathodes by a CO2‐Leaching Pathway

open access: yesBattery Energy, Volume 5, Issue 4, July 2026.
This study presents a CO2‐driven hydrometallurgical route for selectively extracting lithium from NMC 622 cathodes. By optimizing key operating parameters, the process achieves high lithium dissolution, exceeding EU targets, and efficient Li2CO3 recovery.
Judith Sabata Mas   +5 more
wiley   +1 more source

Analogical environmental cost assessment of silicon flows used in solar panels by the US and China

open access: yesScientific Reports
Achieving carbon neutrality requires deployment of large-scale renewable energy technologies like solar photovoltaic (PV) panels. Nevertheless, methods to ascertain the overall environmental impacts PVs and further improve their sustainability are under ...
Saeed Rahimpour Golroudbary   +2 more
doaj   +1 more source

Experimental Study on Bioclogging in Porous Media during the Radioactive Effluent Percolation

open access: yesAdvances in Civil Engineering, 2018
The sand columns inoculated with the indigenous microorganism (Aspergillus niger) were used to investigate the effect of bioclogging during the radioactive effluent percolation.
Rong Gui   +4 more
doaj   +1 more source

Towards Recycling of LLZO Solid Electrolyte Exemplarily Performed on LFP/LLZO/LTO Cells**

open access: yesChemistryOpen, 2022
All‐solid‐state lithium ion batteries (ASS‐LIBs) are promising due to their safety and higher energy density as compared to that of conventional LIBs. Over the next few decades, tremendous amounts of spent ASS‐LIBs will reach the end of their cycle life ...
Dr. Mohammad Ali Nowroozi   +6 more
doaj   +1 more source

Recovering Critical Elements From Wastewater for Battery Materials: A Review

open access: yesRare Metals, Volume 45, Issue 7, July 2026.
ABSTRACT Driven by global carbon neutrality goals, the transition toward a circular economy and sustainable resource management has become increasingly imperative. Given the indispensable role of battery technologies in modern energy storage systems, strategic elements such as lithium (Li), cobalt (Co), and nickel (Ni)—identified by the European ...
Ting Lei   +5 more
wiley   +1 more source

A Critical Appraisal of Pyrolysis Pretreatment in Lithium‐Ion Battery Recycling: From High‐Temperature Material Transformations to Environmental Impact

open access: yesChemSusChem, Volume 19, Issue 11, 15 June 2026.
Pyrolysis of different size fractions of waste lithium‐ion batteries reveals complex interaction among cathode materials, graphite, aluminum, and polymeric binders. Carbothermic and aluminothermic reduction pathways promote the formation of metallic species at moderate temperatures.
Mohazzam Saeed   +3 more
wiley   +1 more source

Separation of heavy metals from municipal solid waste incineration fly ash: A review

open access: yesEcotoxicology and Environmental Safety
More than 10 million tons of municipal solid waste incineration (MSWI) is discharged annually on the planet, which endangers ecosystem. Separation of heavy metals is a promising method for disposal of MSWI fly ash, which has been studied for decades ...
Hanlin Shen   +7 more
doaj   +1 more source

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