26 citations · 26 across the 2 of their papers we have counts for
3 papers
astro-ph2006★ 26 cited
Halo Stars Near the Hydrogen-Burning Limit: The M/L Subdwarf Transition
J. E. Gizis, J. Harvin
We present the first far-red spectra of the L subdwarf 2MASS J16262034+3925190 and the late M/early L subdwarf 2MASS J16403197+1231068. We confirm the ultracool subdwarf nature of…
astro-ph2006
Identification of New M Dwarfs in the Solar Neighborhood
Basmah Riaz, John E. Gizis, James Harvin
We present the results from a spectroscopic study of 1080 nearby active M dwarfs, selected by correlating the 2MASS and ROSAT catalogs. We have derived the spectral types and estim…
astro-ph2005
First Ultraviolet Spectrum of a Brown Dwarf: Evidence for H_2 Fluorescence and Accretion
John E. Gizis, Harry L. Shipman, James A. Harvin
We analyze an HST/STIS ultraviolet spectrum of the young brown dwarf 2MASSW J1207334-393254, a member of the ten million-year old TW Hya Association that has a planetary-mass compa…