 Deformable mirrors, similar to those used for ground adaptive optics, can be used in a space telescope to create dark regions near a star where companion planets can be imaged. 2 February 2012
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 Replacing conventional metals such as gold and silver with doped semiconductors or intermetallics could greatly improve the performance of plasmonic and metamaterial devices. 30 January 2012
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 Planar antennas have achieved near-unity collection of single photons, which may open many applications in opto-electronics, quantum optics, spectroscopy, imaging, and metrology. 30 January 2012
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 The cost and availability of these important materials have had their ups and downs. The optics industry is using several strategies to make sure future needs are met. 9 January 2012
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 A lens composed of elliptical nanowires can capture two different images of a scene, making possible applications such as switchable magnification and stereoscopic imaging. 6 January 2012
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