
Tom Fields Learn how Idaho National Laboratory has developed nanoantennas to capture solar energy at night and on cloudy days.
Bang Goes the Theory: See how this BBC TV show described INL research to one day make electricity from ambient heat.
Length:3:21

Source: www.spacex.com
The Falcon 9 Heavy will be SpaceX’s entry into the heavy lift launch vehicle category. Capable of lifting over 28,000 kg to Low Earth Orbit (LEO), and over 12,000 kg to Geostationary Transfer ...

Space Solar Power
http://news.yahoo.com/s/afp/20091108/sc_ afp/japanspaceenergysolartechnology_2009 1108051448
Source: news.yahoo.com
It may sound like a sci-fi vision, but Japan's space agency is dead serious: by 2030 it wants to collect solar power in space and zap it down to Earth, using laser beams or microwaves.

Source: www.youtube.com
Peter Sage of Space Energy Inc. giving a presentation on Space Based Solar Power (SBSP) at the TED conference.

Source: www.youtube.com
Peter Sage of Space Energy Inc. giving a presentation on Space Based Solar Power (SBSP) at the TED conference.

Science & Environment Articles | Private Money Starts Betting on Solar Power From Space | Miller-McC
Source: miller-mccune.com
Floating solar cells far above Earth and beaming the energy to the grid has shifted from loony to funded.

Source: www.popsci.com
Elevator vehicles crawling up a tether can only use propulsion beamed from the ground

Space-based solar power can help on energy needs | Viewpoints, Outlook | Chron.com - Houston Chronic
Source: www.chron.com
The United States is on a serious quest to free itself from a costly and worrisome dependence on foreign oil, and depleting supplies of domestic petroleum, coal and natural gas.

Space Solar Power The Space Show - Guest: Ralph Nansen. Topics: SSP, economics, low cost space access, RLV, policy and...

Tom Fields
Idaho National Laboratory's nanoparticle breakthrough could benefit solar power. In a solar cell, photons strike atoms of a semiconducting material — historically, silicon — knocking loose electrons. These electrons then flow in a single direction, generating direct-current electricity. The amount of energy needed to j...ar electrons loose is specific to each material and corresponds to only a tiny sliver of the sun's radiation spectrum. Therefore, the efficiency of most current cells maxes out at around 20 percent. However, it may soon be possible to manufacture — from a single material — semiconductor building blocks tuned to specific wavelengths of light. A photovoltaic cell made of such building blocks could capture huge swathes of the solar energy spectrum. And since the cells would contain only a single semiconducting material, they would be much cheaper, more efficient and easier to construct than current designs.
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Source: www.thespacereview.com
Space-based solar power still holds promise, but faces huge barriers beyond simply technology. (credit: © Mafic Studios Inc.)

















