Fig. 1 The heating probe H at (x,z) = (0,0) on the interface between soil in z > 0 with 
= +, C = C+ and z < 0 with = -, C = C-. The sensor is at (x,z) = (0,
)
Fig. 1 The heating probe H at (x,z) = (0,0) on the interface between soil in z > 0 with = +, C = C+ and z < 0 with = -, C = C-. The sensor is at (x,z) = (0,)