[PDF] Top 20 Directory UMM :Data Elmu:jurnal:J-a:Journal Of Applied Geophysics:Vol43.Issue2-4.2000:

... using a 1.0 GHz horn antenna. Dielec- tric values of HMA surfacing are calculated by using the surface reflection techniques described ...type of aggregate and mix design, similarly shaped ... Lihat dokumen lengkap

... response of a survey includes information from the entire volume of rock surrounding the ...orientation of single features and we have therefore used a direc- tional receiver ...tion ... Lihat dokumen lengkap

... GPR data without intimate ground ...by a novice ...plexity of the profiling process and the range estimation procedure is simplified down to a FFT ...as a multiple-frequency holographic ... Lihat dokumen lengkap

... nature of the surface itself, as seen in auger ...surface of cap rock is less coherent west of ; 43 m, suggesting a long zone of highly disrupted or downdropped cap ...Fig. 4, ... Lihat dokumen lengkap

... parison of features in 4D. Ideally, the line spac- ing should be of the order of the trace spacing to allow for optimum visualization of subsur- face structures in 3D, but in reality, the ... Lihat dokumen lengkap

... with a level of random noise of 5% and is shown in ...permittivity of each of the six layers is allowed to vary from iteration to iteration until they converge to the model ... Lihat dokumen lengkap

... is a forward scattering ...environment of the survey with all dimensions increased by a factor of ...bution of the scalar fields or the sum of the vector field components ... Lihat dokumen lengkap

... simulated data, a 3rd derivative of the Gaussian function is used as a source ...frequency of the source wavelet is 700 MHz. This gives an in situ wavelength of roughly ...with ... Lihat dokumen lengkap

... this data has abundant signal-to-noise ratio, the frequency domain data can be weighted to form a white ...portrays a manually fitted straight line through the fre- quency domain that is used ... Lihat dokumen lengkap

... task of locating buried utilities using ground penetrating radar is addressed, and a novel processing technique computationally suitable for on-site imaging is ...comprises a neural network ... Lihat dokumen lengkap

... also of interest to the railway ...where a reflection can be distinguished arriving later than that caused by the bottom of the ...ballast. A trench marked in Fig. 13 revealed 42 cm of ... Lihat dokumen lengkap

... depths of up to 360 mm. Laboratory results of testing of the GIMA antenna by using a step-frequency and a high-frequency impulse system are ...q 2000 Elsevier Science ... Lihat dokumen lengkap

... position of the near-field of the antenna, as the hyperbola shape is fit with a far-field ray tracing model ...the data processing and hyperbola fitting indicate a pipe centered ...ning ... Lihat dokumen lengkap

... Cathedral of Valencia, Spain. It is part of historical studies performed in the Cathedral in order to add information to old maps and documents in the Cathedral Archives and also to analyze the extent and ... Lihat dokumen lengkap

... by a low-velocity layer above the interface and a high-velocity layer below the ...ns, a phase change can be seen at approximately .... A horizontal distance of ...angle of ... Lihat dokumen lengkap

... once a resistivity trend had been judiciously determined at a few control ...two-stage data interpretation strategy adopted in this study can be fruitfully applied to stratigraphic map- ping ... Lihat dokumen lengkap

... elements of the finite element mesh are shown in ...giving a clear indication of an un- wanted hydraulic pathway through the upper clay ...lack of pixel response at between ...separation ... Lihat dokumen lengkap

... . A map of the area together . with the boreholes of interest and the up-gradi- ent geophysical control line is shown in ...view of the landfill with its lagoons and trenches can also be seen ... Lihat dokumen lengkap

... been applied to generate a subsurface model of complex ...extents of the waste zone are well ...bottom of the waste appears too deep. With a modelling experiment, the intrinsic ... Lihat dokumen lengkap

... study of a coastal aquifer in ...usefulness of small-loop TEM sounding and inversion for locating an important regional aquifer under variable glacial cover in an intensively farmed region in ... Lihat dokumen lengkap