Atomic force microscopy, laser ablation, and etching with a witches brew of toxic chemicals: sounds like [Zachary Tong] has been playing in the lab again, and this time he found a way to fabricate ...
A team has created minuscule lenses that it can expand or contract in mere seconds -- modifying their magnification, focal length and other optical properties in the process. That on-the-fly ...
(Nanowerk News) They number in the thousands, light striking the phalanx of lenses arrayed on a face in geometric pattern, the beams refracting through transparent mounds no wider than a hair. A fly’s ...
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