{HEAD ~ The extraction efficiency} of {TAIL ~ LED} 100 can be further understood by considering the Fourier transform of the dielectric function that varies spatially according to pattern 150 
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{ HEAD ~ The extraction efficiency } of { TAIL ~ LED } 100 can be further understood by considering the Fourier transform of the dielectric function that varies spatially according to pattern 150
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH