News tagged with fission

Getting more electricity out of solar cells

(Phys.org) —When sunlight shines on today's solar cells, much of the incoming energy is given off as waste heat rather than electrical current. In a few materials, however, extra energy produces extra electrons—behavior ...

May 07, 2014
4.9 / 5 (23) 1

Two for one in solar power

Solar cells offer the opportunity to harvest abundant, renewable energy. Although the highest energy light occurs in the ultraviolet and visible spectrum, most solar energy is in the infrared. There is a ...

Nov 17, 2013
4.9 / 5 (21) 0 | with audio podcast

Safer nuclear fuels

Exploratory research on revolutionary new types of nuclear fuel pellets that would be safer in the event of a nuclear disaster has yielded promising results, according to a team of scientists from the University of Tennessee ...

Oct 29, 2013
3.8 / 5 (4) 4

Toxic radiation 'in groundwater' at Fukushima

Toxic radioactive substances have once again been detected in groundwater at the crippled Fukushima nuclear plant, its Japanese operator said on Sunday, the latest in a series of incidents at the tsunami-battered ...

Jul 07, 2013
3.2 / 5 (5) 3

A French nuclear exit?

France has been held up, worldwide, as the forerunner in using nuclear fission to produce electricity. However, a third of the nation's nuclear reactors will need replacing in the next decade, and public opinion has shifted ...

Jan 07, 2013
3.7 / 5 (3) 2