Granada - X-ray Universe 2008 X-ray selected z>3 QSOs in the XMM-COSMOS field Marcella Brusa (MPE) The XMM-COSMOS and COSMOS teams .. and in particular: A. Comastri, R. Gilli, G. Hasinger, K. Iwasawa, V. Mainieri, M. Mignoli, M. Salvato, G. Zamorani A. Bongiorno, N. Cappelluti, F. Civano, F. Fiore, A. Merloni, J. Silverman, J. Trump, C. Vignali, P. Capak, M. Elvis, O. Ilbert, C. Impey, S. Lilly
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Granada - X-ray Universe 2008 X-ray selected z>3 QSOs in the XMM-COSMOS field Marcella Brusa (MPE) The XMM-COSMOS and COSMOS teams.. and in particular:
Granada - X-ray Universe 2008 X-rays from High-z QSOs : pioneering works with ROSAT Wilkes+92 Elvis+94 Bechtold+94 (record QSO z=4) : Chandra/XMM contribution Follow-up of optically SDSS QSOs Brandt+02 Mathur+02 Vignali+03,05 (record QSO z=6.4) : XEUS … ? record z = 10? Vignali+05
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Granada - X-ray Universe 2008
X-ray selected z>3 QSOs in the XMM-COSMOS field
Marcella Brusa (MPE)
The XMM-COSMOS and COSMOS teams .. and in particular: A. Comastri, R. Gilli, G. Hasinger, K. Iwasawa, V.
Mainieri, M. Mignoli, M. Salvato, G. Zamorani A. Bongiorno, N. Cappelluti, F. Civano, F. Fiore, A. Merloni, J. Silverman, J. Trump, C. Vignali, P. Capak, M. Elvis, O. Ilbert, C. Impey, S. Lilly
Granada - X-ray Universe 2008
Why high-z AGNs are interesting? locally: Mlocally: MBHBH~0.0013~0.0013MMBulge Bulge
Either M~10Either M~101212MMSunSun bulges are in place at z>6 bulges are in place at z>6
or the Mor the MBHBH-Bulges-properties relationships -Bulges-properties relationships must break down at high-zmust break down at high-z
Forming (enough) 10Forming (enough) 109-109-10MMSun Sun BHs and BHs and (possibly) 10(possibly) 101212MMSun Sun Bulges at z>6 can be a Bulges at z>6 can be a challenge for models of structure formation.challenge for models of structure formation.
As well as forming metals and dust.As well as forming metals and dust.
Strong constraints on Strong constraints on cosmological modelscosmological models
adapted from Ferrarese & Merritt 2000, Gebhardt et al. 2000
Granada - X-ray Universe 2008
X-rays from High-z QSOs 1990-1994: pioneering works with ROSAT Wilkes+92Elvis+94 Bechtold+94(record QSO z=4)