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Near-Infrared Spectroscopy of High-Redshift Active Galactic Nuclei. II. Disappearing Narrow-Line Regions and the Role of Accretion

Description: This article presents near-infrared spectroscopic measurements of the Hβ region for a sample of 29 luminous high-redshift quasars, and uses the data to discuss the size and other properties of the narrow-line regions in those sources.
Date: June 22, 2004
Creator: Shemmer, Ohad; Netzer, Hagai; Maiolino, Roberto; Oliva, Ernesto; Croom, Scott; Corbett, E. et al.

Thermochemistry of 2-amino-3-quinoxalinecarbonitrile-1, 4-dioxide. Evaluation of the mean dissociation enthalpy of the (N-O) bond

Description: Article on the thermochemistry of 2-amino-3-quinoxalinecarbonitrile-1,4-dioxide and an evaluation of the mean dissociation enthalpy of the (N-O) bond.
Date: August 10, 2004
Creator: Silva, Maria D. M. C. Ribeiro da; Gomes, José R. B.; Gonçalves, Jorge M.; Sousa, Emanuel A.; Pandey, Siddharth & Acree, William E. (William Eugene)