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<td> [[Image:wire_pic14_tn.png|thumb|600pxleft|640px|A wire gap source placed on one side of a polyline representing a polygonized circular loop.]] </td>
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<td> [[Image:MOM8po_phys16_tn.png|thumb|360px|EM.Libera's Plane Wave dialog.]] </td><td> [[Image:po_phys16_tn.png|thumbleft|360px420px|Illuminating a metallic sphere with an obliquely incident plane wave source.]] </td>
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