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- Publications
- Influence
Ion flow at comet Halley
- A. Johnstone, A. Coates, +25 authors G. Paschmann
- Physics
- 15 May 1986
The three-dimensional positive ion analyser aboard the Giotto spacecraft has been used to study the interaction between protons and α-particles in the solar wind and positive ions from comet Halley.… Expand
Neuere Fortschritte der Theorie des inneren Aufbaues und der Entwicklung der Sterne
- L. Biermann
- 1945
Seit dem Erscheinen des Berichts von B. Stromgren (69) sind wiederum wichtige Fortschritte in der Theorie des Sternaufbaues und der Sternentwicklung erreicht worden. Die Fortschritte, uber die im… Expand
Zur Temperatur der Sonnenkorona
- R. Lüst, F. Meyer, E. Trefftz, L. Biermann
- Chemistry
- 1 March 1962
In connection with the problem of the temperature of the solar corona the energy loss of the electrons due to free-free, free-bound, and bound-bound radiation is discussed and calculated. It is shown… Expand
A Halley multicolour camera
- H. U. Keller, C. Arpigny, +7 authors W. A. Delamere
- Computer Science, Physics
- 1 June 1981
TLDR
Aphelion clustering of "new" comets: Star tracks through Oort's cloud.
- L. Biermann, W. Huebner, R. Luest
- Physics, Medicine
- Proceedings of the National Academy of Sciences…
- 1 August 1983
An explanation is proposed for the observed and often discussed clustering of long-period comet aphelia on the sky. Poisson and several multinomial distributions are applied to the most conspicuous… Expand