The estimated optical band gap value from Tauc plot and ratio of area of oxygen interstitial (O_i) to oxygen vacancy (V_o) peak in PL for CMO thin films.

Sample	E g (eV)	Oi/Vo
CMO 0	1.50	0.8
CMO 2	1.57	3.5
CMO 4	1.67	8.3
CMO 6	1.69	6.2
CMO 8	1.65	12.8
CMO 10	1.63	10.6