Ionosphere / Atmosphere / Archive
3D 'movies' of the ionosphere
from Ionosphere / Atmosphere
A conventional hospital X-ray photograph is a 2-dimensional shadow of a 3-dimensional subject. If one bone lies in front of another, that second bone might not show up on the photo. ‘Tomography’ overcomes this problem by making multiple scans from different directions, which can ...
Article Posted: 15-02-2007
A.S.K. the auroral experts
from Ionosphere / Atmosphere
Down on the ground, investigators from the School of Physics and Astronomy at the University of Southampton are using a special instrument which has three cameras looking at different electromagnetic ‘colours’ at the same time. It's called ASK, which stands for Auroral Structure ...
Article Posted: 15-02-2007
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