3 papers
astro-ph1998
Constraints on Cosmological Parameters from Existing CMB Data
J. G. Bartlett, A. Blanchard, M. Le Dour +2
We use current cosmic microwave background data to constrain cosmological parameters. The results are presented as confidence regions in the (--) -- plane for both open and…
astro-ph1998
A Tale of Two SZ Sources
J. G. Bartlett, A. Blanchard, D. Barbosa
The recent discovery of two flux decrements in deep radio maps obtained by the VLA and the Ryle Telescope can have powerful implications for the density parameter of the Universe,…
astro-ph1997
Holes in the Microwave Sky
J. G. Bartlett, A. Blanchard, D. Barbosa +1
We discuss the implications of two possible, recent Sunyaev-Zel'dovich (SZ) detections for which no optical or X--ray counterparts have been found. This suggests that the objects r…