Table 3.
[NII] 205 μm line properties and luminosity ratios.
| Source | Fcont | Fline | FWHM | z[NII] | L[NII] | L[NII]/LIR | L[CII]/L[NII] | f([CII]PDR) | |
|---|---|---|---|---|---|---|---|---|---|
| [mJy] | [Jy km s−1] | [km s−1] | [108 L⊙] | [10−5] | |||||
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | |
| GN20 | 16.2 ± 2.5 | 2.3 ± 0.7 | 710 ± 170 | 4.0541 ± 0.0010 | 9.2 ± 2.8 | 6.1 ± 1.9 | ... | ... | |
| ID141 | 57.0 ± 8.6 | 9.4 ± 2.0 | 810 ± 40 | 4.2445 ± 0.0030 | 6.9 ± 1.6 | 4.4 ± 1.1 | 15 ± 4 | 81% ± 5% (42% ± 16%) | |
| HDF850.1 | 2.0 ± 0.2 | < 0.38( † ) | 300( ‡ ) | ... | < 0.88( † ) | < 4.4 | > 12.7 | > 76% (> 27%) | |
| PSSJ2322 | 17.4 ± 2.6 | 1.7 ± 0.7 | 330 ± 110 | 4.1190 ± 0.0007 | 1.3 ± 0.6 | 2.4 ± 1.2 | < 14.1 | < 78% (< 35%) | |
| J2054-0005 | 0.8 ± 0.1 | < 0.3( † ) | 200( ‡ ) | ... | < 2.19( † ) | < 2.4 | > 15.3 | > 80% (> 41%) | |
| J2310+1855 | 5.5 ± 0.8 | < 0.5( † ) | 400( ‡ ) | ... | < 3.47( † ) | < 1.5 | > 23.9 | > 87% (> 62%) |
Notes. (1) Source name. (2) Continuum flux density at the frequency of the redshifted reference frequency (Table 1). (3) Integrated line flux. (4) FWHM of the [NII] 205 μm line. (5) Measured [NII] redshift. (6) [NII] 205 μm luminosity. (7) [NII]-to-IR luminosity ratio. (8) [CII]-to-[NII] luminosity ratio. (9) Fraction of [CII] 158 μm emission arising from photon-dominated regions (PDRs) assuming [CII]
/[NII]205 μm of approximately three (nine; see Sect. 3.3). The errors on fluxes and integrated lines were scaled up by 15% to account for possible calibration uncertainties. The flux densities are apparent values, while all the luminosities are corrected for gravitational magnification. ( † )3σ upper limit on the integrated flux and luminosity. ( ‡ )[CII] 158 μm FWHM used to calculate the limits on the integrated flux and luminosity.
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