![\begin{figure}
\includegraphics[width=7.5cm]{4827fig1.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img11.gif) |
Figure 1: Trajectories of the gas parcels induced by an initial 25 km s-1 shock as a function of position in the envelope, shock strength, and stellar pulsation phases. Arrows show the various shock positions. |
| Open with DEXTER | |
In the text
![\begin{figure}
\par\includegraphics[width=7.5cm]{4827fig2.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img49.gif) |
Figure 2: OH abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\par\includegraphics[width=7.5cm]{4827fig3.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img50.gif) |
Figure 3: H2O abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\includegraphics[width=7.5cm]{4827fig4.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img58.gif) |
Figure 4: CO2abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\includegraphics[width=7.5cm]{4827fig5.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img62.gif) |
Figure 5: SO abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\includegraphics[width=7.5cm]{4827fig6.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img71.gif) |
Figure 6: HS abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\includegraphics[width=7.5cm]{4827fig7.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img80.gif) |
Figure 7: C2H2 abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\includegraphics[width=7.5cm]{4827fig8.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img85.gif) |
Figure 8: SiS abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\includegraphics[width=7.5cm]{4827fig9.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img96.gif) |
Figure 9: Si abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text
![\begin{figure}
\includegraphics[width=7.5cm]{4827fig10.eps}
\end{figure}](/articles/aa/full/2006/36/aa4827-06/img97.gif) |
Figure 10: S abundances versus C/O ratio (curve labels) and stellar radius. TE abundances are also plotted on the left-hand side of the radius axis for comparison. |
| Open with DEXTER | |
In the text