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On the nature of bright rims of filaments

✍ Scribed by Petr Heinzel; Pavel Kotrč; Zadig Mouradian; Georgi T. Buyukliev

Publisher
Springer
Year
1995
Tongue
English
Weight
721 KB
Volume
160
Category
Article
ISSN
0038-0938

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On the possible mechanism of formation of emission rim in hydrogen filaments
✍ R. I. Kostik; T. V. Orlova 📂 Article 📅 1975 🏛 Springer 🌐 English ⚖ 246 KB

Ha filtergrams of the chromosphere show an emission rim in many hydrogen filaments. We suppose that formation of this rim is due to photospheric radiation reflected by the filament in the direction of the chromosphere. The calculations show that: (1) the maximum contrast of the rim relative to the u