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Table 2.

Free parameters in the 5.3–12 μm spectral fitting to all the sample spectra.

Component Parameter Description
Fhot, AGN Ahot, AGN Amplitude of the 5.3–8 μm hot dust continuum emission
Γhot, AGN Power-law index of the 5.3–8 μm hot dust continuum emission
τsil Nol Mass column density of amorphous olivine
Npyr Mass column density of amorphous pyroxene
τice + HAC τice, I00183 Amplitude of the H2O ice absorption template (IRAS F00183−7111)
τice,  I12127 Amplitude of the H2O ice absorption template (IRAS 12127−1412)
τice,  N4418 Amplitude of the H2O ice absorption template (NGC 4418)
τHAC,  6.85 μm Amplitude of the HAC absorption at 6.85 μm
τHAC,  7.25 μm Amplitude of the HAC absorption at 7.25 μm
FPAH APAH Amplitude of the PAH emission
xion Ionization fraction of PAHs
APAH, 10.68 Amplitude of the 10.68 μm PAH emission
τPAH Amplitude of the optical depth of the PAH emission
Fhot, unobs Ahot, unobs Amplitude of the unobscured hot dust continuum

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