 | 1966 - 844 страници
...assumption In need of separate Justification. "Comments on paper by JM Davidson, JW Blggar, and DR Nielsen, "Gamma-radiation attenuation for measuring bulk density and transient water flow in porous materials'," by D. Swartzendruber, J. Geophys. Res. 69: 1676-1677, 1964. "Variables- separable Solution... | |
 | M.R. Carter - 1993 - 866 страници
...electrical conductivity with a single probe. Science 224: 989-990. Davidson, JM, Biggar, JW, and Nielsen, DR 1963. Gamma-radiation attenuation for measuring bulk density and transient water flow in porous materials. J. Geophys. Res. 68: 4777-4783. De Swart, JG and Groenevelt, PH 1971. Column scanning with... | |
 | J. Russell Boulding - 1996 - 494 страници
...Measurements. Geophysics 48(l):87-97. Davidson, JM, JW Biggar, and DR Nielsen. 1963. Gamma Radiation Attenuation for Measuring Bulk Density and Transient Water Flow in Porous Media. J. Geophys. Res. 68:4477-4783. Davis, RW 1989. Developments in Cross Borehole Tomography. In: Proc.... | |
 | United States. Federal Highway Administration. Offices of Research and Development - 1974 - 354 страници
...North-West England," Geotechnique, vol. 20, no. 4, pp 446-451. Davidson, JM , Biggar, JW, and Nielsen, DR , (1963), "Gamma-Radiation Attenuation for Measuring Bulk Density and Transient Water Flow in Porous Materials," J. Geophys. Res. 68, pp 4777-4783. Davis, JC, (1970), "Optical Processing of Microporous... | |
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Gamma-radiation attenuation for measuring bulk density and transient water flow in porous materials. 