ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The present observations were made with our tower telescope (/ = 24 m.) using a Bausch and Lomb concave grating (radius of curvature 665 cm.). The prominences were guided on to the slit of the spectro-graph (height of the slit 0-6 mm.) by using a Lyot Ha filter3. The following lines arising with ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1821154a0