First there was tie-dye, then there was hypercolor. Could piezoelectric fabrics that charge your mobile phone while you wear them be the next big T-shirt fad? That's what the French telecom company, Orange, is counting on, ...
Energy & Green Tech
Jul 4, 2011
3
0
Researchers at Aalto University in Finland have designed a network proxy that can cut the power consumption of 3G smart phones up to 74 percent.
Engineering
Nov 24, 2011
2
0
A year ago, Northwestern University PhD student John Rula accidentally left his smartphone in a taxi. After exiting the car, he checked his pockets multiple times only to find them empty. That's when the anxiety set in.
Software
Jun 17, 2015
1
28
(PhysOrg.com) -- When most people hear the words "fuel cell," they think of eco-friendly, hydrogen-powered cars that emit nothing more than water.
Energy & Green Tech
Nov 18, 2011
18
0
(PhysOrg.com) -- Computers keep getting more powerful because silicon transistors keep getting smaller. But that miniaturization can't continue much further without a change to the transistors' design, which has remained ...
Nanophysics
Jan 6, 2010
0
0
Climate change and biodiversity loss are laying bare our dependence on the natural world for everything from the food we eat to the air we breathe.
Plants & Animals
Dec 24, 2020
2
247
Faster recharging lithium batteries could be developed after scientists figured out why adding charged metal atoms to tunnel structures within batteries improves their performance.
Energy & Green Tech
Jan 18, 2017
1
1152
Researchers from the University of Twente proved that germanene, a two-dimensional material made of germanium atoms, behaves as a topological insulator. It is the first 2D topological insulator that consists of a single element. ...
Condensed Matter
May 16, 2023
0
204
It is not just in laptop computers, mobile telephones and LED screens that scarce metals are to be found but also in solar cells, batteries for mobile technologies and many other similar applications. The rising demand for ...
Other
Jan 31, 2012
2
1
Ever since its discovery in 2004, graphene has received attention owing to its extraordinary properties, among them its extremely high carrier mobility. However, the high carrier mobility has only been observed using techniques ...
Nanomaterials
Mar 15, 2022
0
173
