Propagation Characteristics and Magnetic Field Distribution of Rotating Magnet-Based Mechanical Antenna in the Air-Seawater-Seabed Three-Layer Medium

<div>Attenuation characteristics of magnetic field strength with horizontal distance. (a) The magnetic source is located at 1 m above water. (b) The magnetic source is located at 99 m underwater.</div>

International Journal of Antennas and Propagation

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Figure 10

Figure 10: Propagation Characteristics and Magnetic Field Distribution of Rotating Magnet-Based Mechanical Antenna in the Air-Seawater-Seabed Three-Layer Medium 

Figure 10 | Propagation Characteristics and Magnetic Field Distribution of Rotating Magnet-Based Mechanical Antenna in the Air-Seawater-Seabed Three-Layer Medium 