(Phys.org)—It's relatively simple to build a device capable of detecting wireless signals if you don't mind making one that consumes lots of power. It's not so easy to design energy-efficient devices that function as well ...
Electronics & Semiconductors
Feb 7, 2013
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(Phys.org)—An Indiegogo project by Tetherboard drew interest at CES in Las Vegas this week where a novel concept of phone battery was demonstrated. The prototype on show was Tethercell, an adapter which the user can control ...
(Phys.org)—The cherished portability of many popular electronics, from smart phones to laptops, mostly comes courtesy of lithium-ion batteries. Unfortunately, these dense and lightweight energy storage devices begin to ...
Materials Science
Nov 27, 2012
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(Phys.org)—Technologists generally agree that power amplifiers have proven to be inefficient pieces of hardware. Turning electricity into radio signals, they eat into the battery life of smartphones and they waste power. ...
(Phys.org)—Globalfoundries has made an announcement that amounts to a direct challenge to Intel, in the latter's race to get further ahead in the mobile device ecosystem. Both Globalfoundries and Intel will be racing for ...
(Phys.org)—A three-way collaboration between Japan-based Rohm, Aquafairy, and Kyoto University has resulted in the development of a smartphone-charging fuel cell—a compact, high output, portable hydrogen powered fuel ...
(Phys.org) -- Florida-based City Labs says it has created an adult’s thumb-sized, battery, NanoTritium, that can last 20 years or more in the most extreme conditions, such as extreme temperature and vibrations.
(Phys.org) -- Electric vehicles' future continues to tease scientists to devise promising and practical ideas to keep these cars moving along the highways without having to pull over and wait for a battery recharge. Solutions ...
Stanford University scientists have breathed new life into the nickel-iron battery, a rechargeable technology developed by Thomas Edison more than a century ago.
Energy & Green Tech
Jun 26, 2012
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A breakthrough for inexpensive electricity from solar cells, and a massive investment in wind power, will mean a need to store energy in an intelligent way. According to research at Linköping University (Sweden), published ...
Polymers
Mar 22, 2012
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