Affordable lead sensor for home, city water lines

A new electronic lead sensor, potentially costing around $20, could keep an eye on home and city water quality, alerting residents and officials to the presence of lead within nine days. University of Michigan researchers ...

Battery technology could charge up water desalination

The technology that charges batteries for electronic devices could provide fresh water from salty seas, says a new study by University of Illinois engineers. Electricity running through a salt water-filled battery draws the ...

New technique for 'seeing' ions at work in a supercapacitor

Researchers from the University of Cambridge, together with French collaborators based in Toulouse, have developed a new method to see inside battery-like devices known as supercapacitors at the atomic level. The new method ...

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