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Table 4.
Column density ratios of C II to C IV, and Si II to Si IV, in the detected O I systems.
| QSO | zabs | vabs (km s−1) | log(NC II/NC IV) | log(NSi II/NSi IV) |
|---|---|---|---|---|
| PSO J308−27 | 5.4400 | 16 245 | 0.27 ± 0.08 | 0.47 ± 0.09 |
| PSO J308−27 | 5.6268 | 7686 | 0.87 ± 0.12 | 0.55 ± 0.05 |
| PSO J023−02 | 5.4869 | 16 308 | > 0.76 | … |
| PSO J025−11 (*) | 5.7763 | 2866 | 0.09 ± 0.05 | −0.10 ± 0.08 |
| PSO J025−11 (*) | 5.8385 | 127 | > 1.31 | 1.28 ± 0.09 |
| PSO J108+08 | 5.5624 | 17 396 | > − 0.19 | … |
| SDSS J0818+1722 | 5.7912 | 8945 | 0.76 ± 0.07 | > 0.75 |
| SDSS J0818+1722 | 5.8767 | 5198 | 0.49 ± 0.06 | 0.45 ± 0.07 |
| PSO J007+04 (*) | 5.9917 | 418 | 0.03 ± 0.16 | −0.09 ± 0.11 |
| SDSS J2310+1855 (*) | 5.9388 | 2763 | > 1.38 | > 1.41 |
| PSO J158−14 | 5.8986 | 7290 | 1.18 ± 0.09 | 0.82 ± 0.07 |
| PSO J239−07 (*) | 5.9918 | 5033 | … | > 0.27 |
| ULAS J1319+0950 (*) | 6.0172 | 4977 | > 0.28 | > 0.16 |
| PSO J060+24 | 5.6993 | 20 324 | 0.93 ± 0.2 | 0.92 ± 0.09 |
| PSO J065−26 | 5.8677 | 13 615 | > 1.71 | > 1.39 |
| PSO J065−26 (*) | 6.1208 | 2775 | > 2.25 | > 1.81 |
| PSO J065−26 (*) | 6.1263 | 2543 | > 1.41 | 0.71 ± 0.04 |
| SDSS J0100+2802 | 5.7974 | 22 441 | 1.09 ± 0.10 | 0.91 ± 0.12 |
| SDSS J0100+2802 | 5.9450 | 16 029 | 0.68 ± 0.09 | 0.18 ± 0.11 |
| SDSS J0100+2802 | 6.1114 | 8939 | > 1.59 | > 1.00 |
| SDSS J0100+2802 | 6.1434 | 7595 | > 1.84 | > 1.20 |
| DELS J1535+1943 | 5.8990 | 20 211 | 0.50 ± 0.16 | 0.23 ± 0.08 |
| PSO J183+05 | 6.0642 | 15 466 | −0.16 ± 0.07 | −0.18 ± 0.05 |
| PSO J183+05 (*) | 6.4041 | 1394 | > 1.46 | > 1.13 |
| WISEA J0439+1634 | 6.2743 | 9906 | > 0.53 | > 0.03 |
| VDES J0224−4711 | 6.1228 | 16 450 | > 1.24 | > 0.61 |
| PSO J036+03 | 6.0611 | 19 664 | 0.54 ± 0.17 | 0.52 ± 0.16 |
| DELS J0923+0402 | 6.3784 | 10 165 | … | … |
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