Electronic e-waste (e-waste) is a growing problem worldwide. In 2019, total global
production reached 53.6 million tons, and is estimated to increase to 74.7 million tons by …

Lithium-ion batteries (LiBs) market has emerged drastically, and the amount of obsolete or
waste LiBs also increased. The present review discusses a variety of current technologies …

Glycine as a green alternative to cyanide for gold leaching is a promising reagent to put a
curb on the environmental footprints of conventional hydrometallurgical processes. This …

This study presents a new approach for the simultaneous leaching and sorption of Cu (II)
from waste printed circuit board (PCB) flakes using phosphorylated cellulose (P (O) …

Glycine has recently gained plenty of attention in gold processing as an alternative lixiviant
to cyanide due to its non-toxicity, efficiency in metal dissolution as well as selectivity for …

Waste printed circuit boards (WPCBs) are a complicated and valuable fraction of electric and
electronic waste. The recycling of them is critical to avoid environmental pollutions and to …

The commercial application of copper bioleaching, an environmentally-friendly approach for
low-grade and secondary mineral resources recycling, has increased worldwide since the …

In the process of copper smelting, amounts of copper droplets inevitably enter the copper
smelting slag (CSS), resulting in a high loss of copper. As the grade of exploitable copper …

Waste lithium-ion batteries (LIBs) contain cobalt, lithium, and other valuable materials, which
attracts the attention of a large number of researchers. Taking effective measures not only …

Electronic waste (E-waste) is accumulating rapidly globally and pose a significant
environmental challenge. One of the ways to cover the cost of waste processing (in addition …