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Cari koleksi dengan cepat sesuai kebutuhan Anda.Wells and boreholes are routinely steel-cased in oil and gas fields and geological storage sites. There have been a number of studies on the effects of a steel-cased well on various electrical and electromagnetic (EM) geophysical methods. In this paper, we examine the use of a steel cased well as a virtual vertical electric source for sensing deep localized resistive (e.g. CO2, oil and gas) and…