activity
20002026
most citedThe Hot and Energetic Universe: A White Paper presenting the science theme motivating the Athena+ mission

395 citations · 5.4k across the 130 of their papers we have counts for

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Showing 2011 · astro-ph.COShow all

5 papers · 2 filters

astro-ph.CO2011★ 23 cited

Reverberation Mapping of the Intermediate Mass Nuclear Black Hole in SDSS J114008.71+030711.4

Stephen Rafter, Shai Kaspi, Ehud Behar +2

We present the results of a reverberation mapping (RM) campaign on the black hole (BH) associated with the active galactic nucleus (AGN) in SDSS J114008.71+030711.4 (hereafter GH08…

astro-ph.CO2011★ 37 cited

Multiwavelength campaign on Mrk 509. II. Analysis of high-quality Reflection Grating Spectrometer spectra

J. S. Kaastra, C. P. de Vries, K. C. Steenbrugge +11

We study the bright Seyfert 1 galaxy Mrk~509 with the Reflection Grating Spectrometers (RGS) of XMM-Newton using the RGS multi-pointing mode of XMM-Newton for the first time in ord…

astro-ph.CO2011★ 1 cited

Galactic Scale Absorption Outflow in the Low Luminosity Quasar IRAS~F04250-5718: HST/COS Observations

Doug Edmonds, Benoit Borguet, Nahum Arav +17

We present absorption line analysis of the outflow in the quasar IRAS F04250-5718. Far-ultraviolet data from the Cosmic Origins Spectrograph onboard the Hubble Space Telescope reve…

astro-ph.CO2011

Have the missing cosmic baryons been found?

Ehud Behar, Shlomo Dado, Arnon Dar +1

The angular power spectrum and polarization of the cosmic microwave background radiation (CMB), the relative abundances of primordial hydrogen, deuterium and helium isotopes, and t…

astro-ph.CO2011★ 59 cited

Can the soft X-ray opacity towards high redshift sources probe the missing baryons?

Ehud Behar, Shlomo Dado, Arnon Dar +1

Observations with the Swift satellite of X-ray afterglows of more than a hundred gamma ray bursts (GRBs) with known redshift reveal ubiquitous soft X-ray absorption. The directly m…