Results 81 to 90 of about 18,311 (249)

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

open access: yesMATEC 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   +3 more
doaj   +1 more source

Heap Leaching: Modelling and Forecasting Using CFD Technology [PDF]

open access: yes, 2018
Heap leach operations typically employ some form of modelling and forecasting tools to predict cash flow margins and project viability. However, these vary from simple spreadsheets to phenomenological models, with more complex models not commonly ...
Diane McBride, Mark Cross, Nick Croft
core   +1 more source

Overexpression of quorum sensing genes in Acidithiobacillus ferrooxidans enhances cell attachment and covellite bioleaching

open access: yesBiotechnology Reports, 2023
Cell adhesion is generally a prerequisite to the microbial bioleaching of sulfide minerals, and surface biofilm formation is modulated via quorum sensing (QS) communication.
Heejung Jung   +3 more
doaj   +1 more source

Environmental and Ecological Monitoring with Biodegradable Technologies

open access: yesAdvanced Science, Volume 13, Issue 4, 19 January 2026.
This review examines the development and application of wireless biodegradable sensors for environmental monitoring. It explores (bio)degradable materials, their degradation mechanisms in various environments, and non‐toxic fabrication techniques. Additionally, it addresses scalable production and sustainable powering solutions, emphasizing the high ...
Mohammad Javad Bathaei   +7 more
wiley   +1 more source

Microbial ecology of Thiobacillus ferrooxidans [PDF]

open access: yes, 1990
FINAL TECHNICAL REPORT TO U.S. DEPARTMENT OF THE INTERIOR Geological Survey Washington. D.C.The contents of this report were developed in part under a grant from the Department of the Interior, U.S. Geological Survey.
Braddock, Joan F.   +5 more
core  

Draft genome sequence of chloride-tolerant Leptospirillum ferriphilum Sp-Cl from industrial bioleaching operations in northern Chile [PDF]

open access: yes, 2016
Indexación: Web of Science; PubMedLeptospirillum ferriphilum Sp-Cl is a Gram negative, thermotolerant, curved, rod- shaped bacterium, isolated from an industrial bioleaching operation in northern Chile, where chalcocite is the major copper mineral and ...
Acosta, Mauricio   +12 more
core   +1 more source

Advancing Circularity in Battery Systems for Renewable Energy: Technologies, Barriers, and Future Directions

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 1, January 2026.
This article examines strategies to enhance the sustainability of battery systems in renewable energy through circular economy principles. It discusses recycling techniques, modular battery design, second‐life utilization, and regulatory frameworks. Key barriers include inadequate infrastructure and regulatory gaps.
Williams Chibueze Munonye   +5 more
wiley   +1 more source

TEST OF MICROBIAL TRANSFORMATION OF FLOTATION TAILINGS TO CONSTRUCTION MATERIAL [PDF]

open access: yes, 2018
The use and recycling of secondary raw materials increases resource efficiency. An interesting option would be the use of flotation tailings in the production of building materials. One of challenges is the content of mobilizable metals in
Bertheau, Rahel   +3 more
core  

Fabrication of Sustainable 3D Printed Anisotropic Bonded Magnets Using Recycled Nd–Fe–B Powder and Low CO2 Footprint Polyamide 12

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 1, January 2026.
Researchers develop a sustainable way to 3D‐print high‐performance Nd–Fe–B magnets using recycled material from end‐of‐life magnets. By combining anisotropic recycled powder with a low‐carbon polyamide matrix, they achieve complex shapes and over 60% better magnetic performance than previous recycled options, offering a promising path toward a more ...
Kilian Schäfer   +10 more
wiley   +1 more source

Design and synthesis of quorum-sensing agonist for improving biofilm formation and the application of Acidithiobacillus thiooxidans in bioleaching

open access: yesFrontiers in Microbiology
IntroductionCurrently, there are few investigations on the effect of a synthetic exogenous quorum sensing (QS) agonist on the bioleaching rate of Acidithiobacillus thiooxidans (A.
Deping Tang   +7 more
doaj   +1 more source

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