ISO SWS Spectroscopy of Proto-Planetary Nebulae

Volk, Kevin; Kwok, Sun; Hrivnak, Bruce J.

United States, Canada

Abstract

We are obtaining low- (SWS01) and medium-resolution (SWS06) spectra of PPNe to investigate spectral features arising in these transitional objects. Three sources with the 21 µm feature have been confirmed, one new source found, and evidence of some substructure seen.

1998 Astrophysics and Space Science
ISO 0