No.

[Ce3+]

(M)

[Co2+]

(M)

T

(˚C)

Maximum peaks (nm)

Crystal Size (nm)

Eg

(eV)

A1

0.5

0.1

25

340

13.47

3.65

A2

0.5

0.3

25

350

12.42

3.54

A3

0.5

0.5

25

380

12.28

3.26

B1

0.5

0.1

0

350

12.66

3.54

B2

0.5

0.3

0

375

12.11

3.30

B3

0.5

0.5

0

390

11.82

3.18

C1

0.5

0.1

70

334

12.60

3.71

C2

0.5

0.3

70

334

12.34

3.71

C3

0.5

0.5

70

334

12.26

3.71