3 papers
astro-ph2004
IGR J19140+098, a new INTEGRAL transient
Juho Schultz, Diana C. Hannikainen, Osmi Vilhu +5
IGR J19140+098 (SIMBAD corrected name IGR J19140+0951) is a new X-ray transient, discovered by INTEGRAL during an observation of GRS 1915+015. The source presents strong variations…
astro-ph2001
A Planet Candidate in the Stellar Triple System HD178911
S. Zucker, D. Naef, D. W. Latham +9
We report the detection of a low-mass companion orbiting the solar-type star HD178911B, the distant component of the stellar triple system HD178911. The variability of HD178911B wa…
astro-ph2000
Pressure- and magnetic shear- driven instabilities in rotating MHD jets
Evy Kersale, Pierre-Yves Longaretti, Guy Pelletier
We derive new stability criteria for purely MHD instabilities in rotating jets, in the framework of the ballooning ordering expansion. Quite unexpectedly, they involve a term which…