Figure 26: [from Del Zanna & Mason 2003]
The loop (black),
background (white) areas.
A quick and useful method to inspect the plasma distribution in
temperature is the emission measure loci approach.
Figure 27: [from Del Zanna & Mason 2003]
The emission measure curves obtained from the
background-subtracted line intensities of the loop (left) and
those of the background (right), for the region B