It is also shown that helical magnetic fields can be induced using ... fixed circular aperture of 0.75 μm radius (that is, no plasma; Fig. 6b), it is clear that the diffraction effects play ...

When a laser beam is incident on many small objects such as lycopodium powder, the resulting diffraction pattern is similar to the diffraction pattern of a small circular aperture (Airy's ... Without ...

It was in the middle of the seventeenth century that Grimaldi first described diffraction from a circular aperture 1 ... the structures and their ease of use should further expand their ...

What is the Diffraction Limit? The diffraction limit is a fundamental barrier in optical microscopy that sets the minimum size of features that can be resolved using conventional ... after passing ...