Using a trick with the optical resolution limit, Stefan W. Hell managed to break through the diffraction barrier in light microscopy, making it possible to obtain high-resolution images of the ...

Lecture threatre 4,, Dept of Chemistry, University of Aberdeen, Meston Walk, University of Aberdeen, Aberdeen, AB24 3UE, United Kingdom ...

When a laser beam is incident on a narrow opaque object such as a fine wire or a strand of hair, the resulting diffraction pattern is similar to the diffraction pattern of a slit of the same width as ...

Modern Canadian plastic money (specifically the Frontiers series) has a diffractive element in it as a security feature. When a laser beam shines through the maple leaf on the bill, it produces a ...

Dr. E. L. Chaffee, Associate Professor of Physics at Harvard, is giving under the auspices of the Lowell Institute, Boston, a series of free public lectures on "Electric Waves," with experimental ...