Session 43. Planetary Nebulae and Their Progenitors

Display, Wednesday, June 7, 2000, 10:00am-7:00pm, Empire Hall South

43.01 Bipolarity Without Binarity: AGB Winds, Dipole Magnetic Fields, and Disk Formation

S. Matt, B. Balick (Astronomy Department, University of Washington), R. Winglee, A. Goodson (Geophysics Department, University of Washington)

43.02 Multiple Collimated Outflows in Frosty Leo, a Bipolar Protoplanetary Nebula

R. Sahai (Jet Propulsion Laboratory/ Caltech), V. Bujarrabal, A. Castro-Carrizo (Observatorio Astronomico Nacional, Alcala de Henares, Spain)

43.03 Detection of Extended X-ray Emission from a Planetary Nebula with the Chandra X-ray Observatory

J.H. Kastner (Carlson Center for Imaging Science, Rochester Institute of Technology), N. Soker (University of Haifa, Israel), R. Knill-Dgani (University of Texas), S.A. Rappaport (Massachusetts Institute of Technology), S. Vrtilek (Harvard-Smithsonian Center for Astrophysics)

43.04 The 12C/13C Isotopic Ratio in Planetary Nebulae as Deduced from IUE Data

C.L. Miskey (IACS/CUA), W.A. Feibelman (NASA/GSFC/LASP), F.C. Bruhweiler (IACS/CUA)

43.05 Abundance Patterns in Planetary Nebulae

R.B.C. Henry (U. Oklahoma), K.B. Kwitter (Williams College)