Update 14_doping_and_devices.md - typo

src/14_doping_and_devices.md

@@ -190,7 +190,7 @@ $$I = I_0 \left(\exp(eV/kT) -1\right)$$
 
 ### Solar cell
 
-Light adsopbed in the $pn$-junction creates electron-hole pairs.
+Light absorbed in the $pn$-junction creates electron-hole pairs.
 The eletric field then moves electrons to the $n$-doped region, holes to the $p$-doped one, and therefore generates a voltage.
 
 ![](figures/solar_cell.svg)