The atmospheres of hot pre-main sequence stars are discussed along with FU Orionis winds, h alpha emission from M dwarfs, and envelopes of T Tauri stars. In addition, extended chromospheres of M supergiants and metal deficiency giants are considered
Studies on solar-type stellar chromospheres include diagnostic techniques, observations on different...
The IUE survey of late-type stars revealed a sharp division in the HR diagram between stars with sol...
A multistep scenario which describes a plausible mass loss mechanism associated with red giant and r...
The phenomenon of mass loss and stellar winds from hot stars are discussed. The mass loss rate of ea...
Propagation of pulsational waves through the atmosphere of the M supergiant alpha Ori was explored u...
Observational evidence and theoretical arguments are summarized which indicate that regions of parti...
The spectra for B stars for which emission lines occur not on the main sequence, but only among the ...
Wind-disk interactions; disks in T Tauri stars; and T Tauri stars in the HR diagram are examined
The final report discusses work completed on proposals to construct state-of-the-art, theoretical, t...
The properties of the chromospheres, transition regions and coronas of cool evolved stars are review...
Various projects on the topic of hot stars with circumstellar dust are reported. The surface tempera...
In this dissertation, we develop new tools for the study of stellar atmospheres, pulsating stellar a...
Major advances in our understanding of non-radiative heating and other activity in stars cooler than...
Over the last years a new generation of model atmosphere codes, which include the effects of metal l...
This grant has supported my GHRS-related activities since 1990. This included both instrumental cali...
Studies on solar-type stellar chromospheres include diagnostic techniques, observations on different...
The IUE survey of late-type stars revealed a sharp division in the HR diagram between stars with sol...
A multistep scenario which describes a plausible mass loss mechanism associated with red giant and r...
The phenomenon of mass loss and stellar winds from hot stars are discussed. The mass loss rate of ea...
Propagation of pulsational waves through the atmosphere of the M supergiant alpha Ori was explored u...
Observational evidence and theoretical arguments are summarized which indicate that regions of parti...
The spectra for B stars for which emission lines occur not on the main sequence, but only among the ...
Wind-disk interactions; disks in T Tauri stars; and T Tauri stars in the HR diagram are examined
The final report discusses work completed on proposals to construct state-of-the-art, theoretical, t...
The properties of the chromospheres, transition regions and coronas of cool evolved stars are review...
Various projects on the topic of hot stars with circumstellar dust are reported. The surface tempera...
In this dissertation, we develop new tools for the study of stellar atmospheres, pulsating stellar a...
Major advances in our understanding of non-radiative heating and other activity in stars cooler than...
Over the last years a new generation of model atmosphere codes, which include the effects of metal l...
This grant has supported my GHRS-related activities since 1990. This included both instrumental cali...
Studies on solar-type stellar chromospheres include diagnostic techniques, observations on different...
The IUE survey of late-type stars revealed a sharp division in the HR diagram between stars with sol...
A multistep scenario which describes a plausible mass loss mechanism associated with red giant and r...