Results 51 to 60 of about 12,109 (248)

Metabolomic Analysis Reveals Contributions of Citric and Citramalic Acids to Rare Earth Bioleaching by a Paecilomyces Fungus

Frontiers in Microbiology, 2020
Conventional methods for extracting rare earth elements from monazite ore require high energy inputs and produce environmentally damaging waste streams. Bioleaching offers a potentially more environmentally friendly alternative extraction process.
Vanessa L. Brisson, Vanessa L. Brisson, Wei-Qin Zhuang, Lisa Alvarez-Cohen, Lisa Alvarez-Cohen   +4 more
doaj   +1 more source

Small‐scale and scale‐up bioleaching of Li, Co, Ni, Mn from spent lithium‐ion batteries

Journal of Chemical Technology & Biotechnology
A bioleaching process could offer the advantage of higher metal recovery in a sustainable manner even from LIB samples with very low metal concentrations.
Sandeep Panda, Seydou Dembele, Srabani Mishra, A. Akcil, Ismail Agcasulu, Edris Hazrati, A. Tuncuk, Pierre Malavasi, Stoyan Gaydardzhiev   +8 more
semanticscholar   +1 more source

Biosorption and Bioleaching of Heavy Metals from Electronic Waste Varied with Microbial Genera

Sustainability, 2022
Industrialization and technological advancements have led to the exploitation of natural resources and the production of hazardous wastes, including electronic waste (E-waste).
P. Kaur, Shubhnagini Sharma, F. Albarakaty, A. Kalia, M. F. Madkour Hassan, K. Abd-Elsalam   +5 more
semanticscholar   +1 more source

Bacterial leaching of an Indonesian complex copper sulfide ore using an iron-oxidizing indigenous bacterium

Microbiology Indonesia, 2018
The bioleaching of an Indonesian complex copper sulfide ore was studied in shake flasks over a period of 14 days using an iron-oxidizing indigenous bacterium at room temperature (28 oC) and various pulp densities (5% and 20%). The bioleaching suspensions
doaj   +1 more source

Bioleaching of Al from spent fluid catalytic cracking catalyst using Aspergillus species

Biotechnology Reports, 2019
Bioleaching uses biodegradable organic acids, thereby making the process environmental friendly as compared to chemical leaching. In this work, bioleaching of aluminium (Al) metal from spent catalyst was investigated by using three Aspergillus strains (A.
Sutapa Das, Narendra Naik Deshavath, V.V. Goud, V. Venkata Dasu   +3 more
doaj   +1 more source

The optimization of Cu and Fe bioleaching from converter slag using Acidithiobacilus ferrooxidans [PDF]

Journal of Advances in Environmental Health Research, 2017
The main objective of this work was to assess the optimization of Fe and Cu bioleaching from converter slag using Acidithiobacillus ferrooxidans.
Saeb Ahmadi, Mohsen Vafaie Sefti, Mohammad Mahdi Shadman, Zahra Azimi Dijvejin, Hooshyar Hosseini   +4 more
doaj   +1 more source

Etching‐Expanded Anode: A Method to Improve the Reduction Efficiency of Vacuum Thermal Reduction of Spent Anode to Spent Ternary Cathode

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Etch‐expanded lithium ion battery anode vacuum carbon thermal reduction lithium ion battery anode flow chart. Vacuum carbon thermal reduction has been widely studied for the recovery of ternary lithium batteries, and there are many choices for the type of carbon to be reduced in this method, such as expensive carbon nanotubes and inexpensive battery ...
Jun Li, Yang Tian, Bin Yang, Baoqiang Xu, Junxian Hu, Songli Wang   +5 more
wiley   +1 more source

Presentation on mechanisms and applications of chalcopyrite and pyrite bioleaching in biohydrometallurgy – a presentation

Biotechnology Reports, 2014
This review outlines classic and current research, scientific documents and research achievements in bioleaching, particularly in respect of the bioleaching of chalcopyrite and pyrite.
Huang Tao, Li Dongwei
doaj   +1 more source

Bioleaching kinetics of trace metals from coal ash using Pseudomonas spp. [PDF]

MATEC Web of Conferences, 2019
The kinetics of bioleaching of chromium, copper, manganese and zinc from coal ash using Pseudomonas spp. isolated from coal ash pond was investigated. From the previous study, parameters used for bioleaching were 1% pulp density, 90 rpm, 37°C and 5 ml ...
Pangayao Denvert, Promentilla Michael Angelo, Gallardo Susan, van Hullebusch Eric   +3 more
doaj   +1 more source

Gadolinium Pollution—A Future Forward Perspective on Human and Environmental Impact

Magnetic Resonance in Medicine, Volume 95, Issue 3, Page 1660-1670, March 2026.
ABSTRACT The widespread use of gadolinium‐based contrast agents (GBCAs) in magnetic resonance imaging (MRI) has been instrumental in enhancing diagnostic capabilities. However, the potential environmental and human health impacts of gadolinium pollution have become a growing concern.
Makayla R. Long, Nir A. Dayan, Meicai Xu, Wei Liao, Assaf A. Gilad, Mark C. DeLano   +5 more
wiley   +1 more source