Soil type

Materials tested

Height of test

Speed or frequency

Performance of study

Reference

Sand

Cola can,

Bakalit PT Mi-Ba III anti tank mine

PPM-2 anti personnel mine

Just above the ground

Wave length

3 - 5 μm

8 - 12 μm

10 cm

10 cm

Just under the surface (best image)

[46]

Sand and surface with vegetation

Anti personnel plastic mine

Above the ground

8 - 12 μm

1 cm

[47]

Sand, grass and leaves and asphalt surface

Plastic anti personnel

Metal anti personnel

Plastic/metal anti personnel

Metal antitank mine

2 m

5 - 50 m

200 m

94 GHz ve 140 GHz

Very close to surface

(2 - 5 mm)

[52]

Sand

Land mine

Ø10 cm h = 3.5 cm

1m

8 - 14 μm

1.5 cm

[3]