11 September 2003

Speaker: Peter Hauschildt (Univ. of Hamburg)

Title: Model Atmospheres of M, L, and T dwarfs

Abstract: I will present selected new results of model atmosphere calculations with the PHOENIX code for very cool stellar and substellar objects and highlight some of the important (unknown) physics.

References for students:

1. "Evolutionary models for cool brown dwarfs and extrasolar giant planets. The case of HD 209458", Baraffe et al A&A 402, 701 (2003)
2. "Evolutionary models for low-mass stars and brown dwarfs: Uncertainties and limits at very young ages", Baraffe et al A&A 382, 563 (2002)