| Properties . | Low|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . | High|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . |
|---|---|---|
| |$\left\langle L(\rm{H\alpha })/L({\rm {UV}})\right\rangle^{{a}} $| | 0.007 ± 0.002 | 0.035 ± 0.005 |
| |$\left\langle z \right\rangle$|b | 2.132 ± 0.031 | 2.185 ± 0.029 |
| |$\langle$|log [M*/M⊙]〉c | 9.88 ± 0.05 | 9.96 ± 0.06 |
| |$\left\langle R_{\rm e}\right\rangle (\rm {kpc})^{d}$| | 2.94 ± 0.23 | 2.33 ± 0.14 |
| |$\left\langle 12+\log (\rm O/H)\right\rangle ^{e}$| | 8.52 ± 0.02 | 8.39 ± 0.02 |
| |$\langle$|Z*/Z⊙〉f | 0.099 ± 0.010 | 0.085 ± 0.015 |
| |$\left\langle \log [\rm {Age/yr}]\right\rangle ^{g}$| | 8.4 ± 0.1 | 8.0 ± 0.2 |
| |$\langle$|E(B − V)cont〉h | 0.090 ± 0.010 | 0.074 ± 0.008 |
| |$\rm {\left\langle \text{SFR[SED]}\right\rangle }({\rm {M}}_{\odot }\, yr^{-1})^{\rm {i}}$| | 9.61 ± 2.73 | 10.64 ± 3.35 |
| |$\rm {\left\langle \text{SFR[H$\alpha $]}\right\rangle}({\rm M}_{\odot }\, yr^{-1})^{\rm j}$| | 8.57 ± 1.96 | 22.12 ± 2.04 |
| |$\rm {\left\langle \Sigma _{\text{SFR[H$\alpha $]}}\right\rangle}({\rm M}_{\odot }\, \rm yr^{-1} kpc^{-2})^{\rm k}$| | 0.16 ± 0.04 | 0.65 ± 0.10 |
| |$\langle$|E(B − V)neb〉l | 0.29 ± 0.03 | 0.49 ± 0.06 |
| |$\langle$|Wλ(Si iv)|$\rangle ({\mathring{\rm A}})^{\rm {m}}$| | 0.103 ± 0.018 | 0.146 ± 0.015 |
| |$\langle$|Wλ(C iv)|$\big \rangle \, ({\mathring{\rm A}})^{\rm n}$| | 0.206 ± 0.034 | 0.113 ± 0.024 |
| |$\langle$|Wλ(He ii)|$\big \rangle \, ({\mathring{\rm A}})^{\rm o}$| | 0.428 ± 0.032 | 0.684 ± 0.033 |
| Properties . | Low|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . | High|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . |
|---|---|---|
| |$\left\langle L(\rm{H\alpha })/L({\rm {UV}})\right\rangle^{{a}} $| | 0.007 ± 0.002 | 0.035 ± 0.005 |
| |$\left\langle z \right\rangle$|b | 2.132 ± 0.031 | 2.185 ± 0.029 |
| |$\langle$|log [M*/M⊙]〉c | 9.88 ± 0.05 | 9.96 ± 0.06 |
| |$\left\langle R_{\rm e}\right\rangle (\rm {kpc})^{d}$| | 2.94 ± 0.23 | 2.33 ± 0.14 |
| |$\left\langle 12+\log (\rm O/H)\right\rangle ^{e}$| | 8.52 ± 0.02 | 8.39 ± 0.02 |
| |$\langle$|Z*/Z⊙〉f | 0.099 ± 0.010 | 0.085 ± 0.015 |
| |$\left\langle \log [\rm {Age/yr}]\right\rangle ^{g}$| | 8.4 ± 0.1 | 8.0 ± 0.2 |
| |$\langle$|E(B − V)cont〉h | 0.090 ± 0.010 | 0.074 ± 0.008 |
| |$\rm {\left\langle \text{SFR[SED]}\right\rangle }({\rm {M}}_{\odot }\, yr^{-1})^{\rm {i}}$| | 9.61 ± 2.73 | 10.64 ± 3.35 |
| |$\rm {\left\langle \text{SFR[H$\alpha $]}\right\rangle}({\rm M}_{\odot }\, yr^{-1})^{\rm j}$| | 8.57 ± 1.96 | 22.12 ± 2.04 |
| |$\rm {\left\langle \Sigma _{\text{SFR[H$\alpha $]}}\right\rangle}({\rm M}_{\odot }\, \rm yr^{-1} kpc^{-2})^{\rm k}$| | 0.16 ± 0.04 | 0.65 ± 0.10 |
| |$\langle$|E(B − V)neb〉l | 0.29 ± 0.03 | 0.49 ± 0.06 |
| |$\langle$|Wλ(Si iv)|$\rangle ({\mathring{\rm A}})^{\rm {m}}$| | 0.103 ± 0.018 | 0.146 ± 0.015 |
| |$\langle$|Wλ(C iv)|$\big \rangle \, ({\mathring{\rm A}})^{\rm n}$| | 0.206 ± 0.034 | 0.113 ± 0.024 |
| |$\langle$|Wλ(He ii)|$\big \rangle \, ({\mathring{\rm A}})^{\rm o}$| | 0.428 ± 0.032 | 0.684 ± 0.033 |
aMean dust-corrected H α-to-UV luminosity ratio.
bMean redshift.
cMean stellar mass.
dMean effective radius.
eMean gas-phase abundances
fStellar metallicity (Z⊙ = 0.0142 from Asplund et al. 2009).
gStellar population age.
hStellar continuum reddening.
iSED SFR measured from the FUV composite spectrum.
|$^{j}\, \rm{H\alpha }$| SFR measured from the optical composite spectrum.
|$^{k}\, \rm{H\alpha }$| SFR surface density.
lNebular reddening measured from the optical composite spectrum.
mEquivalent width of Si iv|$\, \lambda \lambda 1393,1403$|.
nEquivalent width of C iv|$\, \lambda \lambda 1548,1550$|.
0Equivalent width of He ii|$\, \lambda 1640$|.
| Properties . | Low|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . | High|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . |
|---|---|---|
| |$\left\langle L(\rm{H\alpha })/L({\rm {UV}})\right\rangle^{{a}} $| | 0.007 ± 0.002 | 0.035 ± 0.005 |
| |$\left\langle z \right\rangle$|b | 2.132 ± 0.031 | 2.185 ± 0.029 |
| |$\langle$|log [M*/M⊙]〉c | 9.88 ± 0.05 | 9.96 ± 0.06 |
| |$\left\langle R_{\rm e}\right\rangle (\rm {kpc})^{d}$| | 2.94 ± 0.23 | 2.33 ± 0.14 |
| |$\left\langle 12+\log (\rm O/H)\right\rangle ^{e}$| | 8.52 ± 0.02 | 8.39 ± 0.02 |
| |$\langle$|Z*/Z⊙〉f | 0.099 ± 0.010 | 0.085 ± 0.015 |
| |$\left\langle \log [\rm {Age/yr}]\right\rangle ^{g}$| | 8.4 ± 0.1 | 8.0 ± 0.2 |
| |$\langle$|E(B − V)cont〉h | 0.090 ± 0.010 | 0.074 ± 0.008 |
| |$\rm {\left\langle \text{SFR[SED]}\right\rangle }({\rm {M}}_{\odot }\, yr^{-1})^{\rm {i}}$| | 9.61 ± 2.73 | 10.64 ± 3.35 |
| |$\rm {\left\langle \text{SFR[H$\alpha $]}\right\rangle}({\rm M}_{\odot }\, yr^{-1})^{\rm j}$| | 8.57 ± 1.96 | 22.12 ± 2.04 |
| |$\rm {\left\langle \Sigma _{\text{SFR[H$\alpha $]}}\right\rangle}({\rm M}_{\odot }\, \rm yr^{-1} kpc^{-2})^{\rm k}$| | 0.16 ± 0.04 | 0.65 ± 0.10 |
| |$\langle$|E(B − V)neb〉l | 0.29 ± 0.03 | 0.49 ± 0.06 |
| |$\langle$|Wλ(Si iv)|$\rangle ({\mathring{\rm A}})^{\rm {m}}$| | 0.103 ± 0.018 | 0.146 ± 0.015 |
| |$\langle$|Wλ(C iv)|$\big \rangle \, ({\mathring{\rm A}})^{\rm n}$| | 0.206 ± 0.034 | 0.113 ± 0.024 |
| |$\langle$|Wλ(He ii)|$\big \rangle \, ({\mathring{\rm A}})^{\rm o}$| | 0.428 ± 0.032 | 0.684 ± 0.033 |
| Properties . | Low|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . | High|$\frac{L(\rm{H\alpha })}{L(\rm UV)}$| . |
|---|---|---|
| |$\left\langle L(\rm{H\alpha })/L({\rm {UV}})\right\rangle^{{a}} $| | 0.007 ± 0.002 | 0.035 ± 0.005 |
| |$\left\langle z \right\rangle$|b | 2.132 ± 0.031 | 2.185 ± 0.029 |
| |$\langle$|log [M*/M⊙]〉c | 9.88 ± 0.05 | 9.96 ± 0.06 |
| |$\left\langle R_{\rm e}\right\rangle (\rm {kpc})^{d}$| | 2.94 ± 0.23 | 2.33 ± 0.14 |
| |$\left\langle 12+\log (\rm O/H)\right\rangle ^{e}$| | 8.52 ± 0.02 | 8.39 ± 0.02 |
| |$\langle$|Z*/Z⊙〉f | 0.099 ± 0.010 | 0.085 ± 0.015 |
| |$\left\langle \log [\rm {Age/yr}]\right\rangle ^{g}$| | 8.4 ± 0.1 | 8.0 ± 0.2 |
| |$\langle$|E(B − V)cont〉h | 0.090 ± 0.010 | 0.074 ± 0.008 |
| |$\rm {\left\langle \text{SFR[SED]}\right\rangle }({\rm {M}}_{\odot }\, yr^{-1})^{\rm {i}}$| | 9.61 ± 2.73 | 10.64 ± 3.35 |
| |$\rm {\left\langle \text{SFR[H$\alpha $]}\right\rangle}({\rm M}_{\odot }\, yr^{-1})^{\rm j}$| | 8.57 ± 1.96 | 22.12 ± 2.04 |
| |$\rm {\left\langle \Sigma _{\text{SFR[H$\alpha $]}}\right\rangle}({\rm M}_{\odot }\, \rm yr^{-1} kpc^{-2})^{\rm k}$| | 0.16 ± 0.04 | 0.65 ± 0.10 |
| |$\langle$|E(B − V)neb〉l | 0.29 ± 0.03 | 0.49 ± 0.06 |
| |$\langle$|Wλ(Si iv)|$\rangle ({\mathring{\rm A}})^{\rm {m}}$| | 0.103 ± 0.018 | 0.146 ± 0.015 |
| |$\langle$|Wλ(C iv)|$\big \rangle \, ({\mathring{\rm A}})^{\rm n}$| | 0.206 ± 0.034 | 0.113 ± 0.024 |
| |$\langle$|Wλ(He ii)|$\big \rangle \, ({\mathring{\rm A}})^{\rm o}$| | 0.428 ± 0.032 | 0.684 ± 0.033 |
aMean dust-corrected H α-to-UV luminosity ratio.
bMean redshift.
cMean stellar mass.
dMean effective radius.
eMean gas-phase abundances
fStellar metallicity (Z⊙ = 0.0142 from Asplund et al. 2009).
gStellar population age.
hStellar continuum reddening.
iSED SFR measured from the FUV composite spectrum.
|$^{j}\, \rm{H\alpha }$| SFR measured from the optical composite spectrum.
|$^{k}\, \rm{H\alpha }$| SFR surface density.
lNebular reddening measured from the optical composite spectrum.
mEquivalent width of Si iv|$\, \lambda \lambda 1393,1403$|.
nEquivalent width of C iv|$\, \lambda \lambda 1548,1550$|.
0Equivalent width of He ii|$\, \lambda 1640$|.
This PDF is available to Subscribers Only
View Article Abstract & Purchase OptionsFor full access to this pdf, sign in to an existing account, or purchase an annual subscription.
