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Phase Coherent Star Formation Processes in the Discs of Grand Design Spirals

Published online by Cambridge University Press:  03 August 2017

John E. Beckman ,
Jordi Cepa  and
Johan H. Knapen
John E. Beckman
Affiliation:
Instituto de Astrofísica de Canarias, 38200 La Laguna, Tenerife, Spain
Jordi Cepa
Affiliation:
Instituto de Astrofísica de Canarias, 38200 La Laguna, Tenerife, Spain
Johan H. Knapen
Affiliation:
Instituto de Astrofísica de Canarias, 38200 La Laguna, Tenerife, Spain Kapteyn Astronomical Institute, Postbus 800, 9700 AV Groningen, The Netherlands

Abstract

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We show examples of a new technique we have devised to compare star formation efficiencies in the arms and discs of spirals. First results show striking evidence of the presence and influence of density wave systems of star formation in grand design galaxies.

Type
III- Observations of Spiral Structure
Information
Symposium - International Astronomical Union , Volume 146: Dynamics of Galaxies and their Molecular Cloud Distributions , 1991 , pp. 89
Copyright
Copyright © Kluwer 1991 

References

Cepa, J.; Beckman, J.: 1990a, Astrophys. J., 349, 497.Google Scholar
Cepa, J.; Beckman, J.: 1990b, Astrophys.Spa.Sci. (In press).Google Scholar
Cepa, J.; Beckman, J.; Knapen, J.: 1990c, Proc. IAU Symp. 146 (This volume).Google Scholar