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[PDF] Top 20 The systematic search for z ≳ 5 active galactic nuclei in the Chandra Deep Field South

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The systematic search for z ≳ 5 active galactic nuclei in the Chandra Deep Field South

The systematic search for z ≳ 5 active galactic nuclei in the Chandra Deep Field South

... that the remnants of massive Population III (Pop III) stars constitute BH progenitors (Haiman & Loeb 2001; Madau & Rees 2001; Bromm, Coppi & Larson 2002; Alvarez, Wise & Abel 2009; Johnson et ... See full document

29

The host galaxies and environment of Chandra selected active galactic nuclei in the deep ACS GTO cluster fields

The host galaxies and environment of Chandra selected active galactic nuclei in the deep ACS GTO cluster fields

... responsible for triggering nuclear activity in high-z clusters, and any connection with star formation activity, also remain to be explored ...galaxies in clusters? Are the AGNs found ... See full document

39

The 4 Ms Chandra deep field south number counts apportioned by source class: pervasive active galactic nuclei and the ascent of normal galaxies

The 4 Ms Chandra deep field south number counts apportioned by source class: pervasive active galactic nuclei and the ascent of normal galaxies

... measurements for the recently completed ≈4 Ms Chandra Deep Field-South (CDF-S) survey, the deepest X-ray survey to ...than the previously deepest number-count ... See full document

23

The NuSTAR Extragalactic Surveys: Initial Results and Catalog from the Extended Chandra Deep Field South

The NuSTAR Extragalactic Surveys: Initial Results and Catalog from the Extended Chandra Deep Field South

... present the fi rst direct measurements of the rest-frame 10 – 40 keV X-ray luminosity function ( XLF ) of active galactic nuclei ( AGNs ) based on a sample of 94 sources at ...< ... See full document

13

The LABOCA survey of the Extended Chandra Deep Field South: a photometric redshift survey of submillimetre galaxies

The LABOCA survey of the Extended Chandra Deep Field South: a photometric redshift survey of submillimetre galaxies

... 2. The photometric redshift distribution of the LESS ...to the photometric redshift distribution of SHADES SMG counterparts (Clements et ...and the spectroscopic redshift distribution of SMGs ... See full document

30

IDENTIFICATIONS AND PHOTOMETRIC REDSHIFTS OF THE 2 Ms CHANDRA DEEP FIELD SOUTH SOURCES

IDENTIFICATIONS AND PHOTOMETRIC REDSHIFTS OF THE 2 Ms CHANDRA DEEP FIELD SOUTH SOURCES

... redshifts for the 462 X-ray sources in the ≈2 Ms Chandra Deep Field-South (CDF-S) ...using deep optical-to-radio multiwavelength catalogs, and are then ... See full document

21

Mid Infrared Properties and Color Selection for X Ray Detected Active Galactic Nuclei in the MUSYC Extended Chandra Deep Field South

Mid Infrared Properties and Color Selection for X Ray Detected Active Galactic Nuclei in the MUSYC Extended Chandra Deep Field South

... calculating the background counts of infrared sources, n(m), we correct for the fact that there are actually fewer faint sources near X-ray objects than near random positions in the ... See full document

13

A statistical relation between the X ray spectral index and Eddington ratio of active galactic nuclei in deep surveys

A statistical relation between the X ray spectral index and Eddington ratio of active galactic nuclei in deep surveys

... well the properties of the accretion flow on to a supermas- sive black hole may be coupled to those of the overlying hot ...measure the characteristic spectral index, , of a power-law energy ... See full document

12

The Chandra Deep Field South Survey: 2 Ms Source Catalogs

The Chandra Deep Field South Survey: 2 Ms Source Catalogs

... be active galactic nuclei, while 45% appear to be starburst and normal ...galaxies. In addition to the main Chandra catalog, we provide a supplementary catalog of 86 X-ray ... See full document

18

The chandra deep field south survey: 4 Ms source catalogs

The chandra deep field south survey: 4 Ms source catalogs

... − 5 in at least one of three X-ray bands ...(i.e., the probability of sources not being real is less than ...maximize the number of reliable sources ...to the previous 2 Ms CDF-S ... See full document

31

The Chandra Deep Protocluster Survey: Evidence for an Enhancement in the AGN Activity in the SSA22 Protocluster at z = 3 09

The Chandra Deep Protocluster Survey: Evidence for an Enhancement in the AGN Activity in the SSA22 Protocluster at z = 3 09

... ks Chandra observation of the SSA22 protocluster at z = ...studied the X-ray properties of 234 z ∼ 3 Lyman Break Galaxies (LBGs; protocluster and field) and 158 z = ... See full document

9

Optical Spectroscopy of X Ray Sources in the Extended Chandra Deep Field South

Optical Spectroscopy of X Ray Sources in the Extended Chandra Deep Field South

... present the first results of our optical spectroscopy program aimed to provide redshifts and identifications for the X-ray sources in the Extended Chandra Deep ... See full document

15

Revealing a population of heavily obscured active galactic nuclei at z approximate to 0 5 1 in the chandra deep field south

Revealing a population of heavily obscured active galactic nuclei at z approximate to 0 5 1 in the chandra deep field south

... Given the above, the majority of the heavily obscured AGNs in the ISX sample will remain undetected in the X-ray, and the few percent of the XRB at ≈ 10–100 ... See full document

17

Variability selected low luminosity active galactic nuclei in the 4 Ms chandra deep field south

Variability selected low luminosity active galactic nuclei in the 4 Ms chandra deep field south

... using the MARX ray-tracing simulator. 12 The PSF model is used to generate a polygonal extraction region for each source that approximates the ≈90% encircled energy fraction (EEF) contour of a ... See full document

17

Dust corrected Colors Reveal Bimodality in the Host galaxy Colors of Active Galactic Nuclei at z ~ 1

Dust corrected Colors Reveal Bimodality in the Host galaxy Colors of Active Galactic Nuclei at z ~ 1

... from the MUSYC medium-band survey in the Extended Chandra Deep Field-South (ECDF-S), we fit synthetic stellar population models to compare active galactic ... See full document

5

The high redshift (z &gt; 3) active galactic nucleus population in the 4 Ms Chandra Deep Field South

The high redshift (z > 3) active galactic nucleus population in the 4 Ms Chandra Deep Field South

... angles for the sources in the sample are in the range of ...chose the extraction radius for each source to obtain an acceptable trade-off between the number ... See full document

16

X ray spectral constraints for z approximate to 2 massive galaxies: the identification of reflection dominated active galactic nuclei

X ray spectral constraints for z approximate to 2 massive galaxies: the identification of reflection dominated active galactic nuclei

... about the overall distri- bution of source ...of the X-ray stacked signal is “contaminated” by star-forming galaxies, which are found to comprise at least a fraction of the can- didate heavily ... See full document

16

Clumpy stellar winds and the obscuration of active galactic nuclei

Clumpy stellar winds and the obscuration of active galactic nuclei

... of the morphology of the stellar wind. The face-on view (left panel) shows that some of the shocked wind managed to cool down and formed a small-scale ...disc. The disc formation occurs ... See full document

6

The mean star formation rate of X ray selected active galaxies and its evolution from z ~ 2 5: Results from PEP Herschel

The mean star formation rate of X ray selected active galaxies and its evolution from z ~ 2 5: Results from PEP Herschel

... present the largest study to-date of the mean SF properties of AGNs, in terms of the range of accretion luminosity ...to z = 2.5). This is the second paper of a series that ... See full document

18

Deep silicate absorption features in Compton thick active galactic nuclei predominantly arise due to dust in the host galaxy

Deep silicate absorption features in Compton thick active galactic nuclei predominantly arise due to dust in the host galaxy

... derive the morphological classifications shows that these three Compton-thick AGNs have disturbed nuclear morpholo- gies and/or dust lanes aligned along the galaxy ...that the dominant source of dust ... See full document

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