Energy

Wind Turbine Grounding Ring

The AEGIS WTG™ grounding ring from Electro Static Technology (Mechanic Falls, ME) channels harmful shaft currents away from bearings to ground - preventing bearing damage that could cause wind turbine generator failure, unplanned downtime, and repairs.

Posted in: GDM, Products, Products, Energy, Renewable Energy, Wind Power

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Tree Totally Powers Custom Circuit

Last year, MIT researchers found that plants generate a voltage of up to 200 millivolts when one electrode is placed in a plant and the other in the surrounding soil. A University of Washington team followed up on this research, and has run a custom circuit entirely off tree power.

Posted in: GDM, News, News, Energy, Renewable Energy, Environmental Monitoring, Green Design & Manufacturing

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Step Forward in Solar Cell Efficiency

Researchers at Israel's Ben-Gurion University of the Negev have developed thin films that exhibit carrier multiplication (CM) - a development that is of great interest for future solar cells.

Posted in: GDM, News, News, Energy, Energy Efficiency, Renewable Energy, Solar Power

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"Chemical Fuel Tank" Gives Hydrogen Storage New Hope

Los Alamos National Laboratory and University of Alabama researchers have come up with a new method for recycling hydrogen-containing fuel materials, which could open the door to economically viable hydrogen-based vehicles. The researchers worked within DOE’s Chemical Hydrogen Storage Center of Excellence.

Posted in: GDM, News, News, Energy, Energy Storage, Alternative Fuels, Green Design & Manufacturing, Recycling Technologies, Transportation

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White LED Driver Offers Dynamic Backlight Control

Portable media devices have increasingly larger displays and longer video playback, and require more power. The LM3530 from National Semiconductor Corp. (Santa Clara, CA) employs ambient light-sensing algorithms and content-adjustable backlighting to optimize displays, saving 55 percent of power.

Posted in: GDM, Products, Products, Energy, Energy Efficiency, Lighting

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High-Efficiency Artificial Photosynthesis Using a Novel Alkaline Membrane Cell

NASA's Jet Propulsion Laboratory has introduced a new cell designed to mimic the photosynthetic processes of plants in order to convert carbon dioxide into carbonaceous products and oxygen at high efficiency.

Posted in: Briefs, GDM, Briefs, Energy, Energy Efficiency, Solar Power

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Large Area OLED Device

Novaled (Dresden, Germany) developed a 15 x 15 cm white OLED with a thickness of less than 2 mm. The Novaled OLED stack allows for a natural and warm white light, performing with a high color rendering index (CRI) of 90 - which looks similar to sunlight or what is delivered by incandescent bulbs.

Posted in: GDM, Products, Products, Energy, Energy Efficiency, Lighting

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