Broad-beam ion etching folds flat nanostructures into 3D photonic devices across a 4-inch wafer while preserving speed, uniformity, and optical function. (Nanowerk Spotlight) 3D photonic devices face ...
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Webb keeps photographing tiny red dots in deep space, and astronomers still can’t explain them
Since 2022, the James Webb Space Telescope has been turning up hundreds of puzzling compact red objects in its deepest images ...
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