Results 1 to 10 of about 5,347,175 (310)

Carbon mineralization with concurrent critical metal recovery from olivine [PDF]

open access: yesProc Natl Acad Sci U S A, 2022
Significance Global warming mitigation and energy transition require effective CO2 emission reduction and enhanced supply of critical metals. Carbon mineralization and concurrent critical metal recovery using a metal-complexing ligand offer a significant
Fei Wang, D. Dreisinger
semanticscholar   +2 more sources

An Old Technique with A Promising Future: Recent Advances in the Use of Electrodeposition for Metal Recovery [PDF]

open access: yesMolecules, 2021
Although the first published works on electrodeposition dates from more than one century ago (1905), the uses of this technique in the recovery of metals are attracting an increasing interest from the scientific community in the recent years.
Yelitza Delgado   +2 more
doaj   +2 more sources

Spent brewer’s yeast as a selective biosorbent for metal recovery from polymetallic waste streams [PDF]

open access: yesFront Bioeng Biotechnol
While the amount of electronic waste is increasing worldwide, the heterogeneity of electronic scrap makes the recycling very complicated. Hydrometallurgical methods are currently applied in e-waste recycling which tend to generate complex polymetallic ...
A. Sieber   +3 more
semanticscholar   +2 more sources

Precious metal recovery from electronic waste by a porous porphyrin polymer [PDF]

open access: yesProc Natl Acad Sci U S A, 2020
Significance Electronic waste, also called e-waste, is rapidly becoming a major industrial hazard because of the increased use of circuits and screens. With the right technology, however, this waste could become a sustainable source for precious metals ...
Yeongran Hong   +9 more
semanticscholar   +2 more sources

Bioleaching as a biotechnological tool for metal recovery: from sewage to space mining [PDF]

open access: yesFrontiers in Bioengineering and Biotechnology
Heavy metals are essential for technological and economic growth but can cause serious environmental and health problems due to their toxicity and persistence.
Archana Paimpillil Abraham   +1 more
doaj   +2 more sources

Electrochemical treatment of wastewaters containing metal-organic complexes: A one-step approach for efficient metal complex decomposition and selective metal recovery

open access: yesJournal of Hazardous Materials
Metal-organic complexes, especially those of ethylenediaminetetraacetic acid (EDTA) with metals such as copper (Cu) and nickel (Ni) (denoted here as Cu-EDTA and Ni-EDTA), are common contaminants in wastewaters from chemical and plating industries.
T David Waite
exaly   +2 more sources

Metal recovery from spent lithium-ion batteries via two-step bioleaching using adapted chemolithotrophs from an acidic mine pit lake [PDF]

open access: yesFrontiers in Microbiology
The demand for lithium-ion batteries (LIBs) has dramatically increased in recent years due to their application in various electronic devices and electric vehicles (EVs). Great amount of LIB waste is generated, most of which ends up in landfills.
Lalropuia Lalropuia   +8 more
doaj   +2 more sources

Indispensable role of coal as an energy source in Turkey with focus on biodesulphurization studies and advances

open access: yesCase Studies in Chemical and Environmental Engineering, 2021
Of late, sustainable energy development has received considerable importance throughout the world due to the growing concerns regarding climate change and environment protection. This in turn, has led to the search for alternatives, which are ecofriendly
Srabani Mishra, Sandeep Panda, Ata Akcil
doaj   +1 more source

Fluorescence microscopic visualization of halophile Bacillus tequilensis CH and mixed culture of acidophilic bacteria

open access: yesCase Studies in Chemical and Environmental Engineering, 2021
Halophiles have been used as bioremediation agents in degradation of organic pollutants and acidophilic microorganisms are considered as efficient metal leaching agents for mineral-metal bearing wastes. In the present study, halophilic bacteria (Bacillus
Sandeep Panda   +3 more
doaj   +1 more source

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