Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.
Avago Technologies announced one of the industry’s most compact and energy efficient 3-Watt (3W) miniature high power LEDs for use in a wide range of solid-state lighting applications. With dimensions ...
LEDs with low polarization in a direction similar to standard LEDs show greater efficiency at higher power by resisting 'efficiency droop', a new study shows. The findings open the door to a new ...
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