\begin{table}%t1
\caption{\label{table:1}Wavelength intervals used for DEM studies.}        
%\centering
\par
\begin{tabular}{c c c}        
\hline\hline\noalign{\smallskip}                 
No & Range [\AA] & Dominant contributor  \\    
\hline                        
\vspace{-3mm}
     &               &                                                       \\
    1 & 3.40--3.62 & cont. + K~{\sc xviii }2p+sat.                      \\
    2 & 3.62--3.80 & cont. + Ar~{\sc xviii }2p, S~{\sc xvi }4p, 5p    \\
    3 & 3.85--4.10 & cont. + Ar~{\sc xvii }2p+sat, S~{\sc xv }4p      \\
    4 & 4.10--4.25 & cont. + S~{\sc xv }sat.                              \\
    5 & 4.35--4.43 & cont. + S~{\sc xv }3p+sat                          \\
    6 & 4.43--4.52 & cont. + Cl~{\sc xvi }2p+sat                        \\
    7 & 4.68--4.74 & cont. + S~{\sc xvi }2p, + Si~{\sc xiv }8p        \\
    8 & 4.74--4.81 & cont. + Si~{\sc xiv }6p                            \\
    9 & 5.00--5.13 & S~{\sc xv }2p+sat + cont.                          \\
   10 & 5.26--5.35 & Si~{\sc xiii }5p+sat.  + cont.                     \\
   11 & 5.36--5.50 & Si~{\sc xiii }4p+sat.  + cont.                     \\
   12 & 5.50--5.63 & Si~{\sc xii } sat. + cont.                           \\
   13 & 5.64--5.72 & Si~{\sc xiii }3p + cont.                           \\
   14 & 5.73--5.86 & Si~{\sc xii } sat. + cont.                           \\
   15 & 5.90--6.00 &  continuum                                           \\
\hline                                  
\end{tabular}
\end{table}