Skip to main content

Science – Society – Technology

Table 1 Nuclides employed for the determination of Ra activities in the Bruchsal brine

From: Water–rock interactions in the Bruchsal geothermal system by U–Th series radionuclides

Nuclide of interest

Half-life

Measured nuclide

Eγ (keV)

Iγ (%)

Interfering nuclide

Eγ (keV)

Iγ (%)

226Ra

1600 year

226Ra

186.21

3.59

   

214Pb

242.00

7.12

   

295.22

18.15

   

351.93

3.51

211Bi

351.06

12.91

214Bi

609.31

44.60

   

1120.29

14.70

   

1764.49

15.10

   

228Ra

5.75 year

228Ac

338.32

11.27

223Ra

338.28

2.79

911.07

25.80

   

968.90

15.80

   

224Ra

3.66 days

212Pb

238.63

43.30

   

208Tl

583.19

30.37

   

223Ra

11.0 days

223Ra

154.30

5.62

228Ac

153.98

0.72

269.60

13.73

228Ac

270.25

3.46

     

219Rn

271.23

10.8

  1. Data of gamma ray energies (Eγ) and intensities (Iγ) are from Condomines et al. (2010)