... Typical situations are: a host galaxy harboring a bright quasar; circumstellar nebulosity around a bright star; faint companions of a bright star, etc. ...
... My researches are focused on BL Lacertae objects and High Polarization Quasars, of which I have extensively studied the emission line luminosity, the broad-band flux energy distribution, and the host galaxy. ...
... the spectra of luminous background objects (quasars and gamma-ray bursts), and look ... as the Ly-alpha forest) detected blueward of Ly-alpha emission in quasar spectra ... to-noise, high spectral resolution optical quasar spectra (taken with VLT/UVES ...
... AND ACCOMPLISHED: 1.1 Completed FOS/BL 6705 (Below the Lyman Edge: VU Polarimetry of = Quasars) The Faint Object Spectrograph (Blue Side) was used to make = spectrographic polarization observations below the Lyman edge of the = bright quasar 1522+101 ...
... The Evolutionary Link Between Type 2 and Type 1 Quasars . 12974 . ... WFC3IR Imaging of UV-Faint z=6 Quasars: Star-Forming Host Galaxies of AGN in the ... GO 12903: The Evolutionary Link Between Type 2 and Type 1 Quasars . ...
... Spectrograph was used to make a single spectral observation of quasar 1341+258 ... The metal absorption lines in the quasar are thought to arise from matter associated ...
... 1.1 Completed STIS/CCD 8631 (Bright Quasar Close Lensing Search II) The Space Telescope Imaging Spectrograph (CCD) was used to expand the Cycle 8 second generation HST snapshot survey of bright quasars, optimized to find lenses with component image ...
... 1.2 Completed FOS/RD 3858 (The Inner Regions of Quasars: Cycle Two Continuation) The Faint Object Spectrograph was used to make four spectrophotometry observations of the inner regions of the quasar PKS1354+19 to study line profiles, and the continuum ...