ŕ (Å)

Vp
(ml/g)

St
(m2/g)

SBET (m2/g)

BET-C
constants

Vm
(cc/g)

Calcination
Temperature ˚C

Solid

68.38

0.2383

74.9

69.7

25.00

16.00

500

Fe2O3

20.69

0.2239

221.2

216.4

46.35

49.72

500

Al2O3

19.43

0.2057

213.5

211.7

18.19

48.64

500

FeAlO

23.21

0.2263

199.5

195.0

31.40

44.80

500

0.065FeAlO

21.81

0.2367

217.2

217.1

23.30

49.88

500

 Ag-0.045FeAlO % 3.5

36.68

0.2346

131.7

127.9

51.43

29.38

800

Al2O3

33.18

0.2162

130.2

130.3

17.49

29.94

800

 FeAlO

35.63

0.2252

125.4

126.4

18.62

29.03

800

Ag-0.045FeAlO % 3.5

30.66

0.1852

117.5

120.8

13.92

27.75

800

Ag-0.045FeAlO % 4.0

Table 2: The surface characteristics of investigated pure and doped FeAlO samples calcined at 500 and 800C.