Plasma Diagnostics of Active Region Evolution and Implications for Coronal Heating

R. O. Milligan, P. T. Gallagher, M. Mathioudakis +2

A detailed study is presented of the decaying solar active region NOAA 10103 observed with the Coronal Diagnostic Spectrometer (CDS), the Michelson Doppler Imager (MDI) and the Ext…