Results 61 to 70 of about 736 (157)

Solvent Extraction of Metals in the Circular Economy: Enhancing Resource Efficiency and Sustainability

The Scientific World Journal, Volume 2026, Issue 1, 2026.
The integration of solvent extraction techniques into the circular economy framework offers a sustainable approach to addressing resource efficiency and metal recovery challenges. This review explores the role of solvent extraction in minimizing environmental impacts while maximizing the recovery of critical metals from waste streams, including ...
Anup Basnet Chetry, Claudio Cameselle
wiley   +1 more source

Lead sulphate leaching by sodium chloride solution [PDF]

Hemijska Industrija, 2013
Bioleaching treatment of complex multi-metallic Cu-Zn-Pb-Ag-Au mineral concentrates leds to the formation, besides easily soluble zinc and cooper sulphates, of hardly soluble lead (II) sulfate (PbSO4) sludge.
Conić Vesna T., Pešovski Branka D., Cvetkovski Vladimir B., Stanojević-Šimšić Zdenka S., Dragulović Suzana S., Simonović Danijela B., Dimitrijević Silvana B.   +6 more
doaj   +1 more source

Selective leaching of vanadium from V-Ti magnetite concentrates by pellet calcification roasting-H2SO4 leaching process

International Journal of Mining Science and Technology, 2021
A novel method of pellet calcification roasting-H2SO4 leaching was proposed to efficiently separate and extract vanadium (V) from vanadium-titanium (V-Ti) magnetite concentrates.
Yi Luo, Xiaokui Che, Xinglan Cui, Qi Zheng, Lei Wang   +4 more
doaj   +1 more source

Revolutionary Point‐of‐Care Wearable Diagnostics for Early Disease Detection and Biomarker Discovery through Intelligent Technologies

Advanced Science, Volume 11, Issue 36, September 25, 2024.
Point‐of‐care systems, particularly in their wearable format, play a pivotal role in transforming the diagnostics and healthcare realm. Integration of these high‐tech platforms with intelligent systems, such as artificial intelligence (AI), is a promising path for revolutionizing early disease detection, in vitro bioassays, medical image/data analysis,
Fatemeh Haghayegh, Alireza Norouziazad, Elnaz Haghani, Ariel Avraham Feygin, Reza Hamed Rahimi, Hamidreza Akbari Ghavamabadi, Deniz Sadighbayan, Faress Madhoun, Manos Papagelis, Tina Felfeli, Razieh Salahandish   +10 more
wiley   +1 more source

Drivers and Pathways for the Recovery of Critical Metals from Waste‐Printed Circuit Boards

Advanced Science, Volume 11, Issue 30, August 14, 2024.
This review highlights the critical role of waste‐printed circuit boards in preserving valuable critical metals (CMs) for resource security. By identifying 41 underutilized CMs, the review explores innovative pathways for their recovery, including advanced enrichment strategies and greener recycling methods.
Dong Xia, Carmen Lee, Nicolas M. Charpentier, Yuemin Deng, Qingyu Yan, Jean‐Christophe P. Gabriel   +5 more
wiley   +1 more source

Direct recycling of Li‐ion batteries from cell to pack level: Challenges and prospects on technology, scalability, sustainability, and economics

Carbon Energy, Volume 6, Issue 6, June 2024.
Direct recycling methods can repair and regenerate battery constituents without destroying the materials down to the ionic or molecular level, unlike conventional hydro/pyrometallurgy. This comprehensive review walks through the direct recycling steps from big pack modules down to the material level, describing the state‐of‐the‐art advancements and ...
Joseph Jegan Roy, Do Minh Phuong, Vivek Verma, Richa Chaudhary, Michael Carboni, Daniel Meyer, Bin Cao, Madhavi Srinivasan   +7 more
wiley   +1 more source

Monitoring of biofilm development on surfaces using an electrochemical method

, 2022
S.492-495Bioleaching is the extraction of metals from ore by microorganisms. Initial attachment and formation of biofilm by microorganisms are very important for the bioleaching due to the mineral oxidation processes.
Maher, A., Fysun, O., Brehm, H., Langowski, H.-C., Wilke, B.   +4 more
core   +1 more source

Insight into the promotion mechanism of humic acid on arsenopyrite bioleaching mediated by Acidithiobacillus ferrooxidans

Results in Engineering
Arsenopyrite is an important gold-bearing sulfide mineral, and pretreatment is essential before gold extraction to maximize gold recovery. Bioleaching, with its advantages of simple operation and environmental friendliness, has received widespread ...
Baojun Yang, Xin Zhang, Yuling Liu, Xin Sun, Yang Liu, Jun Wang, Shitong Liu, Rui Liao, Guanzhou Qiu   +8 more
doaj   +1 more source

Recycling of florescent phosphor powder Y2O3:Eu by leaching experiments

, 2022
S.596-600Due to the advancing development of new technologies and consumer goods the future demand for raw materials will rise significantly. The finite primary raw materials will not be able to meet the demand quickly enough or the prices for the ...
Ratering, S., Bokelmann, K., Stauber, R., Auerbach, R., Zimmermann, J., Schnell, S.   +5 more
core   +1 more source

An investigation into the use of batch experiments in the determination of the kinetics of ferrous-iron oxidation by Leptospirillum ferrooxidans [PDF]

, 2000
Bibliography: leaves 60-64.The objectives of this research were to investigate the effect of temperature and pH on the bacterial ferrous-iron oxidation by Leptospirillum ferrooxidans in batch culture and compare these results with those previously ...
Dempers, Christian John Nicholas
core   +1 more source