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Photodissociation Regions in Young PN

  • James R. Graham
  • T. M. Herbst
  • S. Beckwith
  • K. Matthews
  • G. Neugebauer
  • E. Serabyn
  • B. T. Soifer
Part of the Astrophysics and Space Science Library book series (ASSL, volume 190)

Abstract

Infrared imaging of H2 and PAH emission in NGG 7027 and BD+30 3639 reveals the presence of photodissociation regions in the neutral gas surrounding these young planetary nebulae.

Key words

Planetary Nebulae - NGC7027 BD+30 3639 Photodissociation regions 

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References

  1. Geballe, T. R.: 1990, ‘Line Emission from Molecular Hydrogen’ in T. W. Hartquist, ed(s)., Molecular Astrophysics ,Cambridge University Press: Cambridge, 345CrossRefGoogle Scholar
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Copyright information

© Springer Science+Business Media Dordrecht 1994

Authors and Affiliations

  • James R. Graham
    • 1
  • T. M. Herbst
    • 2
  • S. Beckwith
    • 2
  • K. Matthews
    • 3
  • G. Neugebauer
    • 3
  • E. Serabyn
    • 3
  • B. T. Soifer
    • 3
  1. 1.Astronomy DepartmentUniversity of CaliforniaBerkeleyUSA
  2. 2.Max-Planck Institut für AstronomieHeidelbergGermany
  3. 3.California Institute of TechnologyUSA

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