Journal ArticleDOI
A review of the structure, and fundamental mechanisms and kinetics of the leaching of chalcopyrite.
Reads0
Chats0
TLDR
There is general agreement in the literature that chalcopyrite leaching is significantly affected by solution redox potential with an optimum E(h) range suggesting the participation of leach steps that involve both oxidation and reduction.About:
This article is published in Advances in Colloid and Interface Science.The article was published on 2013-09-01. It has received 338 citations till now. The article focuses on the topics: Chalcopyrite & Leaching (metallurgy).read more
Citations
More filters
Journal ArticleDOI
Kinetics of oxidative degradation/mineralization pathways of the antibiotic tetracycline by the novel heterogeneous electro-Fenton process with solid catalyst chalcopyrite
Natija Barhoumi,Natija Barhoumi,Hugo Olvera-Vargas,Nihal Oturan,David Huguenot,Abdellatif Gadri,Salah Ammar,Enric Brillas,Mehmet A. Oturan +8 more
TL;DR: In this article, the degradation of solutions of the antibiotic tetracycline (TC) has been studied by a novel electrochemical advanced oxidation process, consisting in electro-Fenton (EF) process using chalcopyrite as heterogeneous catalyst.
Journal ArticleDOI
Chalcopyrite hydrometallurgy at atmospheric pressure: 1. Review of acidic sulfate, sulfate–chloride and sulfate–nitrate process options
TL;DR: In this paper, the authors present a review of current knowledge in respect of sulfate-sulfuric acid systems and highlight potentially rewarding areas for future research, including the potential to exploit alternative oxidants to ferric ion.
Journal ArticleDOI
Current scenario of chalcopyrite bioleaching: a review on the recent advances to its heap-leach technology.
TL;DR: Advances in the designing of heap bioleaching plant along with microbial and environmental factors of importance have been reviewed with conclusions into the future prospects of chalcopyriteBioleaching.
Journal ArticleDOI
A Review of the Occurrence and Promising Recovery Methods of Rare Earth Elements from Coal and Coal By-Products
TL;DR: In this article, a review of the abundance, mode of occurrence, and recovery methods of rare earth elements in coal and coal by-products is provided along with issues associated with their use with coal resources.
Journal ArticleDOI
Heap Leaching Technology—Current State, Innovations, and Future Directions: A Review
TL;DR: Heap leaching is a well-established extractive metallurgical technology enabling the economical processing of various kinds of low-grade ores, which could not otherwise be exploited as mentioned in this paper.
References
More filters
Journal ArticleDOI
Bioleaching of copper via iron oxidation from chalcopyrite at elevated temperatures
TL;DR: In this paper, the effect of elevated temperature on the bioleaching of copper from chalcopyrite (CuFeS2) via iron oxidation using acidithiobacillus ferrooxidans under mesophilic conditions was studied.
Journal ArticleDOI
Optical, electrical and magnetic properties of chalcopyrite, cufes2.
T. Teranishi,K. Sato +1 more
TL;DR: In this paper, a model of a degenerate semiconductor where 3D orbitals arc appreciably admixed with s and p orbi-tals and compose both the conduction and valence bands was proposed.
Journal ArticleDOI
Self-consistent electronic structures of magnetic semiconductors by a discrete variational X α calculation. II. Hg Cr 2 Se 4
TL;DR: Oguchi et al. as mentioned in this paper presented a self-consistently calculated band structure of a ferromagnetic semiconducting spinel Hg using the discrete variational $X\ensuremath{\alpha}$ method.
Journal ArticleDOI
Photoluminescence studies of p-type chalcopyrite AgInS2:Sn
TL;DR: Chalcopyrite AgInS 2 :Sn thin films were prepared by spray pyrolysis technique for a constant ratio of [Ag]/[In]=1.5 and different SnCl 4 concentrations (0.05, 0.1 and 0.2 ) in the spray solution obtaining x =[SnCl 4 ]/[Ag]+[In]-0.04 as discussed by the authors.
Journal ArticleDOI
SEM and AES studies of chalcopyrite bioleaching in the presence of catalytic ions
TL;DR: In this article, the surface changes occurring in chalcopyrite when the bio-leaching medium contained Ag(I), Hg(II) and Bi(III) ions were investigated.