GUIDED WAVK l'H()rA(;ATI()\riIK(»r(ilI (JYHOMAGNKTIC MKDIA. Ill 1 I ")7 



2.0J 1.6J 1.2J O.aj 0.4J 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 



X 



Fig. 5a 



1.6 



A 1.2 



I.OU 0.8L 0.6L 0.4L 0.2L 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 



X 



Fig. 5b 



Fig. 5 — Phase an d amplitud e of transmitted circularly polarized wave as a 



/ p 6 



function of j = A/ 1 + : , with — = 10. (a), top, <I> for ^0 = tt and Stt; (b), 



r 1 + o- €0 



bottom, $ for 0o = Ttt; (c), | ts | for do = w and Stt; and (d), | T3 | for 00 = 7-ir. 



I o- I, \ p \ are found by choosing positive and negative signs for a and p 

 in 



■^ = / + ri^- 



Note that .r can be imaginaiy corresponding to cut-off in the range 

 -1 < a < -1 - p (p < 0). 



