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open access

Black Hole Mass and Growth Rate at High Redshift

Description: This article presents new H- and K-band spectroscopy of 15 high-luminosity active galactic nuclei at redshifts 2.3-3.4 obtained with Gemini South.
Date: August 27, 2007
Creator: Netzer, Hagai; Lira, Paulina; Trakhtenbrot, Benny; Shemmer, Ohad & Cury, Iara
Partner: UNT College of Arts and Sciences
open access

Brain, Music, and Non-Poisson Renewal Processes

Description: Article discussing research that shows both music composition and brain function, as revealed by the electroencephalogram (EEG) analysis, are renewal non-Poisson processes living in the nonergodic dominion.
Date: June 21, 2007
Creator: Bianco, Simone; Ignaccolo, Massimiliano; Rider, Mark S.; Ross, Mary J.; Winsor, Phil & Grigolini, Paolo
Partner: UNT College of Arts and Sciences
open access

Dust Covering Factor, Silicate Emission, and Star Formation in Luminous QSOs

Description: This article presents Spitzer IRS low resolution, mid-IR spectra of a sample of 25 high luminosity QSOs at 2 < z < 3.5.
Date: April 12, 2007
Creator: Maiolino, Roberto; Shemmer, Ohad; Imanishi, Masatoshi; Netzer, Hagai; Oliva, Ernesto; Lutz, Dieter et al.
Partner: UNT College of Arts and Sciences
open access

Generation of correlated binary sequences from white noise

Description: This article discusses a method for generation of correlated binary sequences from white noise.
Date: August 21, 2007
Creator: Izrailev, Felix M.; Krokhin, Arkadii A.; Makarov, N. M. & Usatenko, O. V.
Partner: UNT College of Arts and Sciences
open access

PAH Emission and Star Formation in the Host of the z ~ 2.56 Cloverleaf QSO

Description: This article reports the first detection of the 6.2 and 7.7 μm infrared polycyclic aromatic hydrocarbon emission features in the spectrum of a high-redshift QSO, from the Spitzer IRS spectrum of the Cloverleaf lensed QSO.
Date: March 30, 2007
Creator: Lutz, Dieter; Sturm, Eckhard; Tacconi, Linda; Valiante, Elisabetta; Schweitzer, Mario; Netzer, Hagai et al.
Partner: UNT College of Arts and Sciences
open access

The X-Ray Properties of the Most Luminous Quasars From the Sloan Digital Sky Survey

Description: This article studies the X-ray properties of a representative sample of 59 of the most optically luminous quasars in the universe spanning a redshift range of z ≈ 1.5-4.5.
Date: May 18, 2007
Creator: Just, Dennis W.; Brandt, William Nielsen; Shemmer, Ohad; Steffen, Aaron; Schneider, Donald P.; Chartas, George et al.
Partner: UNT College of Arts and Sciences
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