Table 6 Best fit parameters obtained from the analysis of the Nd-Kedge EXAFS spectra. Values in bold were kept fixed throughout the fitting process.

From: Structural characterization of uranium and lanthanide loaded borosilicate glass matrix

Nd K-edge

 

N

R [Ã…]

DW [×10−3 Å2]

MCeNdEu

 

x = 76 ± 4.0 [at%]

O

10 × x

2.41 ± 0.01

11.8

B

10 × x

3.38 ± 0.02

17.2

O

8 × (1-x)

2.35 ± 0.03

3.3

Si

6 × (1-x)

3.58 ± 0.04

6.3

Nd2O3

   

O

4

2.40 ± 0.01

2.7

O

4

2.59 ± 0.02

2.8

Nd

6

3.67 ± 0.03

22.1

Nd

6

3.80 ± 0.04

9.8

O

12

4.45 ± 0.05

2.2

O

9

5.28 ± 0.06

16.3

Nd

6

5.33 ± 0.07

13.5