Can <svg style="vertical-align:-0.288pt;width:29.6875px;" id="M1" height="15.6375" version="1.1" viewBox="0 0 29.6875 15.6375" width="29.6875"  xmlns="http://www.w3.org/2000/svg">
	<g transform="matrix(1.25,0,0,-1.25,0,15.6375)">
		<g transform="translate(72,-59.49)">
			<text transform="matrix(1,0,0,-1,-71.95,59.83)">
				<tspan style="font-size: 17.93px; " x="0" y="0">𝜆</tspan>
				<tspan style="font-size: 17.93px; " x="9.7017527" y="0">/</tspan>
				<tspan style="font-size: 17.93px; " x="14.687127" y="0">4</tspan>
			</text>

		</g>
	</g>
</svg> Radiators Be Really Isotropic?

<table>The geometry of a <svg height="15" id="M19" style="vertical-align:-2.22495pt" version="1.1" viewbox="0 0 24.674999 15" width="24.674999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,0,0,-.017,.062,12.163)"><path d="M529 97q-70 -109 -136 -109q-41 0 -56 94q-23 144 -37 284q-38 -88 -99 -202.5t-93 -156.5q-26 -8 -76 -19l-9 21q71 78 145.5 193t124.5 232q-5 84 -15 128q-12 55 -29.5 75.5t-42.5 20.5q-21 0 -45 -13l-8 24q16 17 46 30t55 13q43 0 70 -46.5t40 -169.5
q27 -249 51 -392q7 -46 23 -46q24 0 70 60z" id="x1D706"></path></g><g transform="matrix(.017,0,0,-.017,9.446,12.163)"><path d="M368 703l-264 -866h-60l265 866h59z" id="x2F"></path></g><g transform="matrix(.017,0,0,-.017,16.449,12.163)"><path d="M456 178h-96v-72q0 -51 12.5 -62.5t72.5 -16.5v-27h-256v27q65 5 78 17t13 62v72h-260v28q182 271 300 426h40v-407h96v-47zM280 225v295h-2q-107 -148 -196 -295h198z" id="x34"></path></g>
</svg> antenna element above an infinite ground plane. The height of the element above ground is <svg height="11.175" id="M20" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 15.0375 11.175" width="15.0375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,0,0,-.017,.062,11.113)"><path d="M865 650q-1 -4 -4 -14t-4 -14q-62 -5 -77 -19.5t-29 -82.5l-74 -394q-12 -61 -0.5 -77t75.5 -21l-6 -28h-273l8 28q64 5 82 21t29 76l36 198h-380l-37 -197q-11 -64 0.5 -78.5t79.5 -19.5l-6 -28h-268l6 28q60 6 75.5 21.5t26.5 76.5l75 394q13 66 2 81.5t-77 20.5l8 28
h263l-6 -28q-58 -5 -75.5 -21t-30.5 -81l-26 -153h377l29 153q12 67 2 81t-74 21l5 28h268z" id="x1D43B"></path></g>
</svg>, its width is <svg height="11.375" id="M21" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 17.4 11.375" width="17.4" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,0,0,-.017,.062,11.113)"><path d="M1004 650l-6 -29q-54 -6 -71 -19.5t-51 -74.5l-271 -539h-33l-98 506h-3l-258 -506h-30l-78 532q-10 67 -21.5 80t-66.5 21l6 29h241l-8 -29l-26 -5q-34 -6 -41 -16t-3 -47l59 -425h4l251 510h31l102 -510h2q150 299 198 423q14 40 8.5 48.5t-47.5 16.5l-28 5l7 29h231z
" id="x1D44A"></path></g>
</svg><i>,</i> and its length is <svg height="15" id="M22" style="vertical-align:-2.22495pt" version="1.1" viewbox="0 0 24.674999 15" width="24.674999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,0,0,-.017,.062,12.163)"><path d="M529 97q-70 -109 -136 -109q-41 0 -56 94q-23 144 -37 284q-38 -88 -99 -202.5t-93 -156.5q-26 -8 -76 -19l-9 21q71 78 145.5 193t124.5 232q-5 84 -15 128q-12 55 -29.5 75.5t-42.5 20.5q-21 0 -45 -13l-8 24q16 17 46 30t55 13q43 0 70 -46.5t40 -169.5
q27 -249 51 -392q7 -46 23 -46q24 0 70 60z" id="x1D706"></path></g><g transform="matrix(.017,0,0,-.017,9.446,12.163)"><path d="M368 703l-264 -866h-60l265 866h59z" id="x2F"></path></g><g transform="matrix(.017,0,0,-.017,16.449,12.163)"><path d="M456 178h-96v-72q0 -51 12.5 -62.5t72.5 -16.5v-27h-256v27q65 5 78 17t13 62v72h-260v28q182 271 300 426h40v-407h96v-47zM280 225v295h-2q-107 -148 -196 -295h198z" id="x34"></path></g>
</svg>.</table>

International Journal of Antennas and Propagation

fig1

Figure 1

Figure 1: Can <svg style="vertical-align:-0.288pt;width:29.6875px;" id="M1" height="15.6375" version="1.1" viewBox="0 0 29.6875 15.6375" width="29.6875"  xmlns="http://www.w3.org/2000/svg">
	<g transform="matrix(1.25,0,0,-1.25,0,15.6375)">
		<g transform="translate(72,-59.49)">
			<text transform="matrix(1,0,0,-1,-71.95,59.83)">
				<tspan style="font-size: 17.93px; " x="0" y="0">𝜆</tspan>
				<tspan style="font-size: 17.93px; " x="9.7017527" y="0">/</tspan>
				<tspan style="font-size: 17.93px; " x="14.687127" y="0">4</tspan>
			</text>

		</g>
	</g>
</svg> Radiators Be Really Isotropic? 

International Journal of Antennas and Propagation

Can 𝜆 / 4 Radiators Be Really Isotropic?

Figure 1

Can Radiators Be Really Isotropic?