BLACK HOLE MASS ESTIMATES AND EMISSION-LINE PROPERTIES OF A SAMPLE OF REDSHIFT z > 6.5 QUASARS
We present the analysis of optical and near-infrared spectra of the only four z > 6.5 quasars known to date, discovered in the UKIDSS-LAS and VISTA-VIKING surveys. Our data set consists of new Very Large Telescope/X-Shooter and Magellan/FIRE observations. These are the best optical/NIR spectrosco...
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| Other Authors: | , |
| Format: | Article |
| Language: | English |
| Published: |
IOP Publishing,
2015-01-22T13:26:38Z.
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| Subjects: | |
| Online Access: | Get fulltext |