I learned in October 2022’s Breakthrough that the spikes of stars in high-power photos are called diffraction spikes. Why do they appear as two crosses at 45 degrees to each other? The diffraction ...
Sir Chandrasekhara Venkata Raman and his student Nagendra Nath published a series of papers in 1936 on the diffraction of light by a liquid in the field of a high frequency sound wave. This was ...
A team of NASA researchers is developing new types of optical masks that could help enable the many orders of magnitude of ...
A team of NASA researchers is developing new types of optical masks that could help enable the many orders of magnitude of ...
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