Triple Junction Solar Cell Achieves 37.7% Efficiency
When cost is not an object, a niche market can be a good thing. In the case of MicroLink Devices, Inc., a developer and manufacturer of solar cells for mobile power, unmanned [...]
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Efficiency
Custom Electric Boats Clean Suzhou Canals
China is on a cleantech tear, even at a municipal level. Recognizing that the waste in its waterways was detrimental to its image and business, the historic City of Suzhou in [...]
Cost-Effective Energy from Low-Level Waste Heat
Thermoelectric generators that convert waste heat into energy have been highly dependable for decades, powering space probes such as the Voyager spacecraft. However, their [...]
NREL Tool Displays PV Performance and Degradation
In the solar industry, accurately predicting the longevity of photovoltaic (PV) panels is essential to increase energy production, lower costs, and raise investor and [...]
No Captain, No Problem: Wave-Propelled Boat Sets Sail
Britain has always been a ship-building nation, and this century is no different. Except now there is a twist. There are no people on board. An autonomous wave-propelled boat [...]
Stopping Styrofoam Insulation: “Nanowood” Blocks More Heat
Styrofoam, a trademarked product of Dow Chemical and a form of polystyrene foam, has been a necessary evil for many years, offering a lightweight insulation for many [...]
Eye in the Sky Reduces Nitrogen Use for Precision Farming
Concept: Run satellite data through proprietary models to pinpoint needs for nitrogen fertilizers. Swedish firm Vultus is introducing a service for farmers to help them [...]
Hybrid Tugs To Push Energy Savings into Brazil Harbors
When it comes to the environmental costs of transporting manufactured and agricultural goods we typically think of the fuel expended by large freighters. One associated [...]
Jet Fuel From Sugarcane: Carbon & Cost Savings
Envision the airport tarmac on a hot sunny day, where heat and jet exhaust make the air shimmer. According to the Air Transport Action Group, the aviation industry is [...]
Double Glazed Solar Panel: New Efficiency for Old Idea?
We are used to seeing only minor incremental improvements in solar panel efficiencies. A percentage point here or there based on the latest lab research or the addition of a [...]
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