Browsing Research Articles (Electrical, Electronic and Computer Engineering) by Subject "Electric impedance"

Browsing Research Articles (Electrical, Electronic and Computer Engineering) by Subject "Electric impedance"

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  • Roestorff, Martin; Odendaal, J.W. (Johann Wilhelm); Joubert, Johan (Wiley, 2019-01)
    Two electrically small, reactive impedance surface (RIS) backed, antennas are presented that can be used by rescue workers to locate miners in emergency situations in underground mines. One antenna was designed for optimum ...