This page contains hints, solutions, and advanced challenges for our diffraction grating challenge. If you would like a grating (or a set for your class if you are a teacher), please contact us at ...
The research team of the State Key Laboratory of Precision Spectroscopy at East China Normal University has made significant progress in the field of ultra-fast laser-induced breakdown spectroscopy ...
A near-field plate is helping researchers in the US to focus light well beyond its diffraction limit. With the ability to focus radiation ranging from microwaves to the UV, the device could have ...
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