Research Article

Radionuclide Transport in Fractured Rock: Numerical Assessment for High Level Waste Repository

Table 2

Physical parameters for elements in this study: distribution coefficient in the bentonite ( ), bentonite diffusion coefficient ( ), bentonite porosity ( ), distribution coefficient in the rock matrix ( ), pore diffusion coefficient ( ), and porosity of the rock matrix ( ).

Element   (m3/kg)   (m2/s)   (m3/kg)0-1 cm1–10 cm
  (m2/s)   (m2/s)

C01.2 · 10−100.43010−130.00510−140.001
Cl01 · 10−110.17010−140.00110−150.0002
Cs0.0183 · 10−100.430.0510−130.00510−140.001
I01 · 10−110.17010−140.00110−150.0002
Mo01 · 10−110.170.000510−140.00110−150.0002
Nb0.21.2 · 10−100.430.0210−130.00510−140.001
Ni0.031.2 · 10−100.430.110−130.00510−140.001
Pd0.31.2 · 10−100.430.00110−130.00510−140.001
Se01 · 10−110.170.000510−140.00110−150.0002
Sm0.81.2 · 10−100.430.0210−130.00510−140.001
Sn2.31.2 · 10−100.430.00110−130.00510−140.001
Sr0.00091.2 · 10−100.430.00510−130.00510−140.001
Tc2.31.2 · 10−100.430.0510−130.00510−140.001
Zr0.11.2 · 10−100.430.210−130.00510−140.001
Am101.2 · 10−100.430.410−130.00510−140.001
Cm101.2 · 10−100.430.410−130.00510−140.001
Np41.2 · 10−100.430.210−130.00510−140.001
Pa0.21.2 · 10−100.430.0510−130.00510−140.001
Pu41.2 · 10−100.430.510−130.00510−140.001
Ra0.0011.2 · 10−100.430.210−130.00510−140.001
Th61.2 · 10−100.430.210−130.00510−140.001
U0.51.2 · 10−100.430.110−130.00510−140.001