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Table 3
Column densities determined for dyazenilium isotopologues toward L1544 and derived 14N/15N abundance ratios.
| Line | N/cm-2 | 14N/15N |
|
|
||
| N2H+ | (4.1 ± 0.5) × 1013 | − |
| N15NH+ | (3.9 ± 0.7) × 1010 | 1050 ± 220 |
|
(3.7 ± 0.6) × 1010 | 1110 ± 240 |
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