EDP Sciences
Free Access
Issue
A&A
Volume 507, Number 1, November III 2009
Page(s) 327 - 345
Section Interstellar and circumstellar matter
DOI https://doi.org/10.1051/0004-6361/200912062
Published online 08 September 2009

Online Material

Table 4:   Characteristics of the observations.

Table 5:   Signal-to-noise ratios for detections of crystalline silicate features, amorphous silicate 10 $\mu $m feature and silica.

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f20.ps}
\end{figure} Figure 15:

Spitzer/IRS spectra of young stars in the Perseus cloud, in units of Jy. Gray areas correspond to 3-$\sigma $ uncertainties as estimated in Sect. 2.4. Sources are sorted by increasing Right Ascension. Red color is for SL module, orange for SH, blue for LL and dark purple for LH.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f21.ps}
\end{figure} Figure 16:

Same as Fig. 15 but for the Taurus star sample.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f22.ps}
\end{figure} Figure 17:

Same as Fig. 15 but for the Chamaleon star sample.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f23.ps}
\end{figure} Figure 18:

Spitzer/IRS spectra for the Chamaleon sample: continued.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f24.ps}
\end{figure} Figure 19:

Same as Fig. 15 but for the Lupus star sample.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f25.ps}
\end{figure} Figure 20:

Same as Fig. 15 but for the Ophiuchus star sample.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f26.ps}
\end{figure} Figure 21:

Spitzer/IRS spectra for the Ophiuchus sample: continued.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f27.ps}
\end{figure} Figure 22:

Same as Fig. 15 but for the Serpens star sample.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f28.ps}
\end{figure} Figure 23:

Same as Fig. 15 but for the 3 isolated stars in our sample.

Open with DEXTER

\begin{figure}
\par\includegraphics[width=18cm,clip]{12062f29.ps}
\end{figure} Figure 24:

Same as Fig. 15 but for the 4 objects with spectra similar to C-rich and O-rich AGB stars.

Open with DEXTER

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