Effect of Annealing Temperatures on the Structural and Optical

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Page 1. Page 2. Intensity (a.u). (b). 111. 200. 220. 222. Intensity (a.u). (a). 111. 200. 220. 222. 311. 600. 500. 400. 300. 200. 100. 0. Intensity (a.u). 10. 20. 30. 40.
(a)

111

(b)

Intensity (a.u)

Intensity (a.u)

111

200

600

220

111

(c)

500

Intensity (a.u)

400

300 200 200 222

220

100 0 10

20

30

222

200

222 311

220

40

50 2θ°

60

70

80

0.6 T = 300°C T = 350°C

T = 300°C

0.8

T = 350°C T = 400°C

0.7

T = 400°C

0.4

Absorbance

Trancemittance (%)

0.5

0.9

0.3 0.2

0.6 0.5 0.4 0.3

0.1 0.2 0.0

0.1 300

400

500

600 700 λ (nm)

800

900

1000

350

400

450 500

550 600 λ (nm)

650 7000 750 800

1.6E+11

Eg = 1.9 eV

1.4E+11

1.0E+11 8.0E+10 6.0E+10 4.0E+10 2.0E+10 1.0

1.5

2.0

2.5

3.0

hυ (eV)

0.6 [[[[[[[

0.5 0.4 Reflectance

(αhυ)2 (eV/cm)2

1.2E+11

0.3 0.2

T = 300°C

0.1

T = 350°C T = 400°C

0.0 350

450

550 λ (nm)

650

750