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Table A.1
Hydrogen radio recombination line surveys.
| Survey | Hnα transition | λ | Beam size | No. |
|
|
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| This paper | H39α− H42α | 3 mm | 29′′−36′′ | 178 |
| Churchwell+10 | H30α | 1.3 mm | 12′′ | 25 |
| Lockman+89 | H87α− H88α | 3 cm | 180′′ | 462 |
| Anderson+11 | H88α− H93α | 4 cm | 73′′−89′′ | 603 |
| Caswell+87 | H109α− H110α | 6 cm | 264′′ | 317 |
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