Halpha Kinematics of Tidal Tails in Interacting Systems: Projection Effects and Dark Matter in TDGs

Halpha Morphologies and Environmental Effects in Virgo Cluster Spiral Galaxies

Halpha observations and the distribution of circumstellar material in the HD 77581 system (3U 0900-40).

Halpha polarization and line profiles in white dwarfs with strong magnetic fields.

Halpha profiles for G-type dwarfs and subgiants.

Halpha rotation curves: the soft core question

Halpha spectropolarimetry of B[e] and Herbig Be stars

Halpha spectropolarimetry of the B[e] supergiant GG Carinae

Halpha surface photometry of galaxies in nearby clusters. V: the survey completion

Halpha surface photometry of galaxies in the Virgo cluster. IV: the current star formation in nearby clusters of galaxies

Halpha variations in spectra of the brighter, northern Be stars.

Halpha Velocity Mapping of Ultraluminous Infrared Galaxies

Halpha with Heating by Particle Beams

Halpha-Derived Star-Formation Rates For Three z ~ 0.75 EDisCS Galaxy Clusters

Halpha/FUV Intensity Ratios in the Galaxy and The Source of The Diffuse Halpha Emission

Halting eternal acceleration with an effective negative cosmological constant

Halting planet migration by photoevaporation from the central source

Halting Planet Migration in the Evacuated Centers of Protoplanetary Disks

Halting Planetary Migration

Halting Type I planet migration in non-isothermal disks