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Photonic Crystals Keep Solar Cells Cool While Still Catching Light�
Photonic Crystals Keep Solar Cells Cool While Still Catching Light�
Solar cells turn sunlight into electricity, but they�re only about 20 percent efficient. Much of the leftover energy turns into heat, which actually harms the solar cell.
Ultra-Sensitive, Vibration-Tolerant Gas Sensor Makes Field Applications More Practical
Ultra-Sensitive, Vibration-Tolerant Gas Sensor Makes Field Applications More Practical
Nitrogen dioxide, a pollutant released by cars and fossil fuel burning power plants, can irritate the lungs, contribute to smog formation, and lead to premature deaths in cities around the world.
Optics Augments Reality and Brings 3-D Medicine into Focus
Optics Augments Reality and Brings 3-D Medicine into Focus
Live 3-D imaging is one of the hottest topics in optics today, transforming medical imaging capabilities and delivering the immersive experience behind augmented and virtual reality.
New Method Could Offer More Precise Treatment for Corneal Disease
New Method Could Offer More Precise Treatment for Corneal Disease
Researchers have developed a new light-based technique that selectively stiffens tissue in the cornea and might one day offer improved treatment for eye problems caused by weakened corneal tissue.