The Eiffel Tower (/ËaÉªfÉl ËtaÊÉr/ EYE-fÉl TOWR; French: Tour Eiffel, pronounced: [tuÊâ¿ÉfÉl] listen) is a wrought iron lattice tower on the Champ de Mars in Paris, France. It is named after the engineer Gustave Eiffel, whose company designed and built the tower.
A remote sensing technique that monitors the electrical resistance of soils in a restricted volume near the surface of an archaeological site; buried walls or features can be detected by changes in the amount of resistance registered by the resistivity meter.
[hide] 1  1- Installation methods 1.1- Buried ring. 2  2- Influence of the type of soil. 3  3- Measurement and constancy of the resistance between an earth electrode and the earth 3.1- The resistance of the electrode/earth interface rarely remains constant. 4  4- Measurement of the earth-electrode resistance. 5  5- Notes.