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 ...
Analytical Chemistry
Aug 11, 2017
0
365
Smartphones, laptops, electric cars—whatever the device, an efficient battery is high on any user's wish list. The search for the next-generation battery has recently focused on sodium– oxygen batteries. Theoretically, ...
Materials Science
Nov 7, 2016
2
18
Hybrid batteries that charge faster than conventional ones could have significantly better electrical capacity and long-term stability when prepared with a gentle-sounding way of making electrodes.
Materials Science
Apr 21, 2016
0
279
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 ...
Energy & Green Tech
Feb 4, 2016
3
879
Imagine a cell a phone that charges in less than an hour and lasts for three to four days or an electric car that runs for hundreds of miles before needing to be plugged in.
Materials Science
Aug 6, 2015
1
80
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 ...
Materials Science
Jun 22, 2015
0
41
Today's batteries cannot take in all of a wind farm's energy on a blustery night and hold it until it is needed the next day. A promising option is to create a higher capacity battery by replacing the negative electrode in ...
Nanomaterials
Feb 4, 2015
1
50
Laptops could work longer and electric cars could drive farther if it were possible to further increase the capacity of their lithium-ion batteries. The electrode material has a decisive influence on a battery's capacity. ...
Materials Science
Jun 6, 2013
1
0
A new battery technology provides double the energy storage at lower cost than the batteries that are used in handheld electronics, electric vehicles, aerospace and defence.
Energy & Green Tech
Mar 11, 2013
10
0
(Phys.org)—Photovoltaics continues to be an expensive technology. Dye-based solar cells may represent a more cost-effective alternative to traditional solar cells. In these cells, a dye is used in place of a semiconductor ...
Materials Science
Dec 4, 2012
1
1
