Municipal solid waste incineration (MSWI) fly ash is categorized as a hazardous waste
owing to the presence of heavy metals. The thermal separation of heavy metals from MSWI …

With the growth of the stainless-steel industry, the focus has moved toward making
specialized steels, where Ni has proved itself as a significant ingredient. With time, Ni …

Highlights•A clean and efficient process is processed to selective recovery valuable
metals.•The spent anode powder of the spent LIBs is used as reducing agent.•Lithium is …

The majority of rare earth elements (REEs) in coal fly ash (CFA) are associated with the
aluminosilicate glassy phase, hindering their solubility in the acid leaching process. In this …

From the resource conservation and environmental protection viewpoint, it is essential to
adopt sustainable methods to recycle spent lithium-ion batteries. In this work, a closed-loop …

Metal-organic frameworks (MOFs) derived carbon based nanocatalysts have been widely
used in the environmental field due to high porosity, rich structural diversity/adjustability, and …

Spent lithium-ion batteries (LIBs) are essential secondary resource, containing valuable
metal elements including lithium, cobalt, nickel, manganese. Recovering valuable metals …

In the present study, sustainable recycling of gold from the secondary stream of waste
printed circuit boards using brine leaching with electro-Cl 2 and solvo-chemical strategies …

Nickel is a strategic element whose production and consumption in over a decade has
increased to over 39% and 71%, respectively. Generally, due to their complex mineralogy …

Recycling valuable metals in spent LIBs is not only in line with the purpose of resource
recycling but also an important measure for environmental protection. In this article, a …