Showing astro-phShow all
2 papers · 1 filter
astro-ph2008
Scattering polarization due to light source anisotropy
R Ignace, M Al-Malki, J Simmons +3
We consider the polarization arising from scattering in an envelope illuminated by a central anisotropic source. Spherical harmonics are used to describe both the light source anis…
astro-ph2008★ 16 cited
Spectropolarimetric Variability and Co-Rotating Structure in HD 92207
R Ignace, S Hubrig, M Scholler
We report on low resolution (R~3000) spectropolarimetry of the A0 supergiant star HD 92207. This star is well-known for significant spectral variability. The source was observed on…