Microlensing to probe the quasar structure: spectrophotometry of Q2237+0305 and of J1131-1231

D. Sluse, A. Eigenbrod, F. Courbin +5

We present the main results of the first long-term spectrophotometric monitoring of the ``Einstein cross'' Q2237+0305 and of the single-epoch spectra of the lensed quasar J1131-123…