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astro-ph2003
Is there Supernova Evidence for Dark Energy Metamorphosis ?
Ujjaini Alam, Varun Sahni, Tarun Deep Saini +1
We reconstruct the equation of state of dark energy (DE) using a recently released data set containing 172 type Ia supernovae without assuming the prior (in c…
astro-ph2003
First Detection of Polarization of the Submillimetre Diffuse Galactic Dust Emission by Archeops
A. Benoit, P. Ade, A. Amblard +65
We present the first determination of the Galactic polarized emission at 353 GHz by Archeops. The data were taken during the Arctic night of February 7, 2002 after the balloon--bor…
astro-ph2003
Exploring the Expanding Universe and Dark Energy using the Statefinder Diagnostic
Ujjaini Alam, Varun Sahni, Tarun Deep Saini +1
The coming few years are likely to witness a dramatic increase in high quality Sn data as current surveys add more high redshift supernovae to their inventory and as newer and deep…