| Issue |
Astron. Astrophys. Suppl. Ser.
Volume 146, Number 3, November I 2000
|
|
|---|---|---|
| Page(s) | 481 - 498 | |
| DOI | https://doi.org/10.1051/aas:2000277 | |
| Published online | 15 November 2000 | |
: Thermally averaged electron collision strengths for
1
Department of Physics, The Flinders University of South Australia, P.O. Box 2100, Adelaide 5001, Australia
2
Department of Applied Mathematics and Theoretical Physics, Silver Street, Cambridge CB3 9EW, UK
3
Département Gian Domenico Cassini, Observatoire de la Côte d'Azur, BP 4229, 06304 Nice Cedex 4, France
Send offprint request to: J.A. Tully, e-mail: tully@obs-azur.fr
Received:
2
March
2000
Accepted:
16
August
2000
We present thermally averaged collision strengths for electron induced
transitions in helium from
, 
, 
to higher lying terms 
with . Results
are tabulated as functions of temperature in the range
. Cross sections are calculated using
the convergent close-coupling (CCC) method.
Key words: atomic data
© European Southern Observatory (ESO), 2000