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Tag:

electric current

Road-based Charging Network Could Charge EVs While They Drive

written by Yale Environment 360

U.S. researchers have designed a wireless charging system for electric vehicles they say could ultimately lead to all-electric highways capable of charging cars and trucks as they drive down the road.

The system, developed by a team at Stanford University, uses magnetic fields to transmit large

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February 3, 2012 0 comment
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Inductive Charging Offers Advantages in Electric Transportation

written by Walter Wang

I’ve been lucky enough to derive so much pleasure from business travel – and to conduct so much business during personal trips — that I long ago ceased to try to separate the two.

Case in point: this trip back East for Christmas, where I carved out an hour and a half to meet with

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December 28, 2011 0 comment
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Alta Solar Cells Up Efficiency by Slimming Down

written by Walter Wang

Alta Devices, a Santa Clara, California solar PV company, recently announced that its gallium arsenide solar cells have set a new efficiency record of 28.2%.

The company’s press release quotes Alta co-founder Eli Yablonovitch, who says the trick

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July 11, 2011 0 comment
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Meet Solar Power’s New Little Helper

written by Walter Wang

One of the biggest challenges for the solar power industry is to boost the power-conversion efficiency of solar cells. In response to that, a duo of MIT (Massachusetts Institute of Research) researchers have found a little helper in a virus called M13.

Graduate students Xiangnan Dang and Hyunjung Yi

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April 26, 2011 0 comment
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New Battery Uses Seawater and Freshwater to Produce Electricity

written by Yale Environment 360

Stanford University researchers have designed a rechargeable battery that uses the contrast in salinity between freshwater and seawater to produce an electric current, an innovation they say

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March 31, 2011 0 comment
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