A Polarization Survey of SiO Maser Variability in Evolved Stars

Jason Glenn, Philip R. Jewell, Remy Fourre +1

We have monitored the SiO (v = 1, J = 2 -> 1) maser polarization in 17 variable stars (Miras, OH-IR stars, and supergiants) to investigate the long-term persistence of masers. The…