Critical raw materials (CRMs) are essential in the development of novel high-tech
applications. They are essential in sustainable materials and green technologies, including …

Owing to industrial evolution, a huge mass of toxic metals, including Co, Cu, Cr, Mn, Ni, Pb,
and Zn, and metalloids, such as As and Sb, has inevitably been released into the natural …

Chalcopyrite is the primary copper mineral used for production of copper metal. Today, as a
result of rapid industrialization, there has been enormous demand to profitably process the …

Bioleaching is considered to be a low-cost, eco-friendly technique for leaching valuable
metals from a variety of matrixes. However, the inherent slow dissolution kinetics and low …

Various anthropogenic activities and natural sources contribute to the presence of
radioactive materials in the environment, posing a serious threat to phytotoxicity …

Nowadays, due to fast global industrial progress and near diminution of high-grade ore
reserves, there has been massive call to cost-effectively process the resources of low-grade …

In view of unremitting diminution of mineral resources, rising energy economics along with
increasing global consumption of Manganese (Mn), development of environment friendly …

Technology innovations resulted into a major move from agricultural to industrial economy in
last few decades. Consequently, generation of waste electronic and electrical equipments …

Bio-hydrometallurgical applications have been receiving more attention globally for
processing of several metal bearing wastes. Developments in bioleaching enable this …

Although silver ion in the solution is an important factor affecting the biodissolution of
chalcopyrite, the effect of silver ion on the release of copper ion from chalcopyrite to the …