Sharp Corporation has achieved the world's highest solar cell conversion efficiency of 44.4%, using a concentrator triple-junction compound solar cell. These solar cells are used in a lens-based concentrator system that focuses ...
Energy & Green Tech
Jun 14, 2013
12
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Bringing the concept of an "artificial leaf" closer to reality, a team of researchers at MIT has published a detailed analysis of all the factors that could limit the efficiency of such a system. The new analysis lays out ...
Energy & Green Tech
Mar 4, 2013
3
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A US company said Tuesday it plans to send a fleet of spacecraft into the solar system to mine asteroids for metals and other materials in the hopes of furthering exploration of the final frontier.
Space Exploration
Jan 22, 2013
31
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Should we save the desert tortoise, or plow over its habitat to build solar power plants that can help us save ourselves? It's a question that has arisen frequently in recent years as solar developers have flocked to California's ...
Energy & Green Tech
Oct 19, 2012
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The Obama administration has formally adopted a plan to help create large-scale solar energy plants, offering incentives for solar developers to cluster projects on 285,000 acres of federal land in the western U.S and opening ...
Energy & Green Tech
Oct 15, 2012
14
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(AP)—Federal officials have approved a plan that sets aside public lands across the West for big solar power plants, cementing a new government approach to renewable energy development after years of delays and false starts.
Energy & Green Tech
Oct 12, 2012
2
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(AP)—China demanded Thursday that Washington repeal steep tariffs on solar panels that Chinese producers fear will shut their equipment out of the American market.
Business
Oct 11, 2012
1
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From mosques, to homes and streets, Pakistanis are increasingly seeing the light and realising that year-round sun may be a cheap if partial answer to an enormous energy crisis.
Energy & Green Tech
Mar 27, 2012
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Emissions of carbon dioxide (CO2) from fossil fuels and the cement industry scaled a record high in 2010, rocketing by 5.9 percent over 2009 in a surge led by developing countries, scientists reported on Sunday.
Environment
Dec 5, 2011
10
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The Obama administration on Thursday announced its plan for solar energy development, directing large-scale industrial projects to 285,000 acres of desert in the Western U.S. while opening 20 million acres of the Mojave for ...
Energy & Green Tech
Oct 28, 2011
9
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