Astronomy & Astrophysics

$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig2.ps} \end{figure}$ Figure 2: Model spectra of co-added emissions from neutral PAHs with (I) less than 20 C atoms, (II) 20 to 40 C atoms, (III) more than 40 C atoms.
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In the text

$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig3.ps} \end{figure}$ Figure 3: Model spectra of co-added emissions from PAH cations with (I) less than 20 C atoms, (II) 20 to 40 C atoms, (III) more than 40 C atoms.
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In the text

$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig4.ps} \end{figure}$ Figure 4: Emission spectra of three cation models in the 1250 to 1400 cm^-1 region. The observed 7.7 $\mu \rm m$ AIB lies within the two parallel lines.
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In the text

$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig5.ps} \end{figure}$ Figure 5: Emission spectra of three cation models in the 1450 to 1650 cm^-1 region. The observed 6.2 $\mu \rm m$ AIB lies within the two parallel lines.
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In the text

$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig6.ps}\end{figure}$ Figure 6: Emission spectra of three models in the 600 to 1100 cm^-1 region. Arrows point to blue outliers of 11.2 $\rm\mu m$ band. Dotted vertical lines represent central peak of 11.2 and 12.7 $\rm\mu m$ AIB.
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In the text

$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig7.ps}\end{figure}$ Figure 7: PAH cations emission model in the 1200 to 1400 $\rm cm^{-1}$ region compared with observed spectra a) PAHs with less than 40 C atoms in varying proportions (see text); b) more than 40 C atoms (model III). The 7.7 $\rm\mu m$ band lies within the two vertical lines.
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In the text

$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig8.ps} \end{figure}$ Figure 8: Same as Fig. 7 in the range 5-15 $\mu \rm m$ . a) PAHs with less than 40 C atoms in varying proportions (see text); b) more than 40 C atoms (model III).
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In the text

$\begin{figure} \par\includegraphics[width=8.9cm,clip]{6618fig1.eps} \end{figure}$	Figure 1: PAHs constituting the three models.
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$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig2.ps} \end{figure}$	Figure 2: Model spectra of co-added emissions from neutral PAHs with (I) less than 20 C atoms, (II) 20 to 40 C atoms, (III) more than 40 C atoms.
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$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig3.ps} \end{figure}$	Figure 3: Model spectra of co-added emissions from PAH cations with (I) less than 20 C atoms, (II) 20 to 40 C atoms, (III) more than 40 C atoms.
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$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig4.ps} \end{figure}$	Figure 4: Emission spectra of three cation models in the 1250 to 1400 cm^-1 region. The observed 7.7 $\mu \rm m$ AIB lies within the two parallel lines.
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$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig5.ps} \end{figure}$	Figure 5: Emission spectra of three cation models in the 1450 to 1650 cm^-1 region. The observed 6.2 $\mu \rm m$ AIB lies within the two parallel lines.
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$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig6.ps}\end{figure}$	Figure 6: Emission spectra of three models in the 600 to 1100 cm^-1 region. Arrows point to blue outliers of 11.2 $\rm\mu m$ band. Dotted vertical lines represent central peak of 11.2 and 12.7 $\rm\mu m$ AIB.
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$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig7.ps}\end{figure}$	Figure 7: PAH cations emission model in the 1200 to 1400 $\rm cm^{-1}$ region compared with observed spectra a) PAHs with less than 40 C atoms in varying proportions (see text); b) more than 40 C atoms (model III). The 7.7 $\rm\mu m$ band lies within the two vertical lines.
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$\begin{figure} \par\includegraphics[width=8cm,clip]{6618fig8.ps} \end{figure}$	Figure 8: Same as Fig. 7 in the range 5-15 $\mu \rm m$ . a) PAHs with less than 40 C atoms in varying proportions (see text); b) more than 40 C atoms (model III).
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