Table 3 Hyperfine parameters from Mӧssbauer spectra (Fig. 10).

From: Mud and burnt Roman bricks from Romula

Sample

Temperature

(K)

Subspectra/curve notation in Fig. 10

Relative area (%)

Hyperfine field, Bhf (T)

Isomer shift, IS (mm/s)

Quadrupole splitting, QS (mm/s)

PCT9R

5

D22+/D1

11

1.25(5)

2.81

D13+/C1

55

0.44(3)

0.65

S2/B1

26

49.7(3)

0.40(5)

−0.17

S1/A1

8

52.2(4)

0.40(5)

0.00

80

DC/E2

7

0.20(5)

0.89

D22+/D2

11

1.33(5)

2.45

D13+/C2

57

0.38(4)

0.72

S2/B2

19

47.4(3)

0.40(5)

−0.29

S1/A2

6

52.1(4)

0.41(5)

0.00

300

DC/E3

33

0.39(5)

1.03

D22+/D3

14

1.10(5)

2.70

D13+/C3

53

0.35(5)

0.57

S1–2

5

D22+/I1

10

1.30(5)

2.93

D13+/H1

69

0.42(3)

0.51

S2/G1

16

49.5(5)

0.50(5)

−0.26

S1/F1

5

52.6(3)

0.40(5)

0.00

80

D22+/I2

10

1.17(6)

2.96

D13+/H2

72

0.40(4)

0.62

S2/G2

14

48.5(5)

0.51(5)

−0.22

S1/F2

4

51.0(3)

0.40(5)

0.10

300

DC/J3

19

0.44(4)

1.07

D22+/I3

11

1.12(3)

2.7

D13+/H3

70

0.35(4)

0.6

S1–2*

5

Sing1/N1

9

0.12(3)

D13+/M1

19

0.34(5)

1.68

S2/L1

35

48.1(5)

0.27(8)

−0.07

S1/K1

37

52.3(5)

0.46(6)

−0.18

80

Sing1/N2

50

0.26(3)

D13+/M2

5

0.39(5)

0.00

S2/L2

19

48.0(7)

0.43(8)

−0.36

S1/K2

26

52.3(7)

0.33(6)

0.07

300

D13+/M3

12

0.28(5)

0.00

DC/N3

63

0.21(3)

0.86

S1/K3

25

49.76(3)

0.25(6)

−0.13

B

5

D13+/Q1

51

0.39(4)

1.37

S2/P1

23

49.4(4)

0.32(3)

0.00

S1/O1

26

53.0(5)

0.41(5)

0.00

80

DC/R2

8

0.38(3)

1.83

D13+/Q2

52

0.36(3)

1.01

S2/P2

21

49.6(4)

0.35(3)

0.18

S1/O2

19

53.0(5)

0.40(5)

−0.1

300

DC/R3

10

0.35(3)

1.8

D13+/Q3

48

0.34(3)

0.00

S2/P3

22

27.0(3)

−0.13(3)

0.00

S1/O3

20

48.8(5)

0.46(5)

0.00

  1. Notations for the Mӧssbauer spectral components are S sextet, D doublet, Sing singlet.