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A Population of X-Ray Weak Quasars: PHL 1811 Analogs at High Redshift
This article reports the results from Chandra and XMM-Newton observations of a sample of 10 type 1 quasars selected to have unusual UV emission-line properties similar to those of PHL 1811.
Date:
April 15, 2011
Creator:
Wu, Jianfeng; Brandt, William Nielsen; Hall, Patrick B.; Gibson, Robert R.; Richards, Gordon T.; Schneider, Donald P. et al.
System:
The UNT Digital Library
Propagation of 0π pulses in a gas of three-level atoms
Article on the propagation of 0π pulses in a gas of three-level atoms.
Date:
June 15, 2011
Creator:
Sun, Dong; Sariyanni, Zoe-Elizabeth; Das, Sumanta & Rostovtsev, Yuri V.
System:
The UNT Digital Library
Coherent control of refractive index in far-detuned Λ systems
Article discussing research on the coherent control of refractive index in far-detuned Λ systems.
Date:
December 15, 2011
Creator:
O'Brien, Chris; Anisimov, Petr M.; Rostovtsev, Yuri V. & Kocharovskaya, Olga
System:
The UNT Digital Library