The Daily Brew
Selected astro-ph abstracts for Wednesday 2012 February 22
- Stellar lifetime and ultraviolet properties of the old metal-rich Galactic open cluster NGC6791: a pathway to understand the UV upturn of elliptical galaxies.
Alberto Buzzoni (1), Emanuele Bertone (2), Giovanni Carraro (3 and 4), Lucio Buson (5) ((1) INAF - Osservatorio Astronomico di Bologna, Italy, (2) INAOE - Inst. Nac. de Astrofisica Optica y Electronica, Tonantzintla, Pue, Mexico, (3) ESO - European Southern Obs., Santiago, Chile, (4) Dip. Astronomia Universita' di Padova, Italy, (5) INAF - Osservatorio Astronomico di Padova, Italy)
arXiv:1202.4461v1
- The Stellar Halos of Massive Elliptical Galaxies.
Jenny E. Greene (Princeton, UT Austin), Jeremy D. Murphy (UT Austin), Julia M. Comerford (UT Austin), Karl Gebhardt (UT Austin), Joshua J. Adams (Carnegie Observatories, UT Austin)
arXiv:1202.4464v1
- Modelling fully convective stars in eclipsing binaries: KOI-126 and CM Draconis.
Federico Spada, Pierre Demarque
arXiv:1202.4468v1
- Constraints on the Formation of the Galactic Bulge from Na, Al, and Heavy Element Abundances in Plaut ' s Field.
Christian I. Johnson, R. Michael Rich, Chiaki Kobayashi, Jon P. Fulbright
arXiv:1202.4481v1
- A Search for UHE Tau Neutrinos with IceCube.
IceCube Collaboration : R. Abbasi, Y. Abdou, T. Abu-Zayyad, M. Ackermann, J. Adams, J. A. Aguilar, M. Ahlers, D. Altmann, K. Andeen, J. Auffenberg, X. Bai, M. Baker, S. W. Barwick, V. Baum, R. Bay, K. Beattie, J. J. Beatty, S. Bechet, J. K. Becker, K.-H. Becker, M. Bell, M. L. Benabderrahmane, S. BenZvi, J. Berdermann, P. Berghaus, D. Berley, E. Bernardini, D. Bertrand, D. Z. Besson, D. Bindig, M. Bissok, E. Blaufuss, J. Blumenthal, D. J. Boersma, C. Bohm, D. Bose1, S. Böser, O. Botner, L. Brayeur, A. M. Brown, S. Buitink, K. S. Caballero-Mora, M. Carson, M. Casier, D. Chirkin, B. Christy, F. Clevermann, S. Cohen, D. F. Cowen, A. H. Cruz Silva, M. V. D'Agostino, M. Danninger, J. Daughhetee, J. C. Davis, C. De Clercq, T. Degner, F. Descamps, P. Desiati, G. de Vries-Uiterweerd, T. DeYoung,et al. (194 additional authors not shown)
arXiv:1202.4564v1
- Temperature-Pressure Profile of the hot Jupiter HD 189733b from HST Sodium Observations: Detection of Upper Atmospheric Heating.
Catherine M. Huitson, David K. Sing, Alfred Vidal-Madjar, Gilda E. Ballester, Alain Lecavelier des Etangs, Jean-Michel Désert, Frédéric Pont
arXiv:1202.4721v1
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