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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)