Betaine solvent extracts more than 99% of copper from waste circuit boards
A laboratory study found that a betaine-based natural deep eutectic solvent removed more than 99% of copper and lead from ...
Tag: hydrometallurgy
From Circuit Board Scrap to Water Purifier: Solder Waste Turned Into Powerful Tin Oxide Nanoparticles
Researchers have converted tin recovered from solder in waste printed circuit boards into 7.6-nanometre tin oxide nanoparticles that completely degrade ...
Membranes Could Turn Spent Batteries and Mine Waste Into Tomorrow’s Metal Mines
A new review argues that membrane separation technology could transform spent lithium-ion batteries, acid mine drainage, and industrial brines into ...
Kitchen Chemistry Meets Solar Waste: Citric Acid Strips Silver and Aluminum from Recycled Solar Panels
Italian researchers have shown that ultrasound-assisted citric acid can strip silver and aluminum from recycled solar panel silicon, offering a ...
Scientists Turn Old Circuit Boards Into High-Purity Copper Nanoparticles
Researchers have developed a green hydrometallurgical process that recovers copper from waste printed circuit boards with up to about 99.8 ...
PEG-Modified Chitosan Microspheres Show Promise for Scandium Recovery from Acidic Waters
Researchers at Northeastern University have developed PEG-200-modified, glutaraldehyde-crosslinked chitosan microspheres that recover scandium(III) from acidic aqueous solutions with a maximum ...
Recycling’s Hidden Workhorse: How Black Mass Separation Could Make Battery Reuse Pay
A detailed techno-economic and life cycle assessment shows mechanical black mass separation from spent EV and phone batteries is highly ...
Metal-Eating Microbe Meets Old Car Catalysts in Quest for Greener Platinum Recovery
Scientists have shown that a metal-resistant bacterium in a microbial fuel cell can redistribute rhodium from untreated spent car catalyst, ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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