Browsing by Author "Keel, William C."

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  • The disappearance of Lyα blobs: a GALEX search at z=0.8 

    Keel, William C.; III., Raymond E. White; Chapman, Scott; Windhorst, Rogier A. (2009-07-13)
    Lyman alpha blobs - luminous, spatially extended emission-line nebulae, often lacking bright continuum counterparts - are common in dense environments at high redshift. Until recently, atmospheric absorption and filter ...

  • The Infrared Counterparts of the Optically Unidentified CDF-S 1Ms Sources 

    Yan, Haojing; Windhorst, Rogier A.; Rottgering, Huub J. A.; Cohen, Seth H.; Odewahn, Stephen C.; Chapman, Scott C.; Keel, William C. (2003-03)
    The Chandra Deep Field South (CDF-S) 1Ms exposure produced a catalog of 346 X-ray sources, of which 59 were not visible on the VLT/FORS1 and the ESO-MPI/WFI deep R-band images to a limit of R_{vega}=26.1--26.7 mag. Using ...