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In the opposite direction of the sun (see also Rainbows) on a white cloud wall the observer often recognises a colourful appearance, which is called "Glory". It is caused by back-scattering at small, liquid droplets followed by diffraction. This phenomenon can be mathematically described only by Mie Theory. |
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Glory1.jpg to Glory3.jpg: S. Borrmann, flight from Kiruna to
Frankfurt, 28 January 2003 |