Ill -94 



8 - 



ATTERING 



VIPLITUDE 6 



Ao 



5 



4 



3 



2 



^ 



V 



\ 



W 



\ 



\ 



SURFACE A 

 ANGLE OF INCIDENCE = O** 

 _a_RAYLEIGH 



RAYLEIGH (LA CASCE) 



— ° — BREKHOVSKIKH 



— ' — PARKER 

 ' EXPERIMENTAL DATA 

 (LA C^CE) 



r/ 



V \ X X X .» / 



\ 



\ / / 





,0 II 





hk 



FIGURE III- 31 EXPERIMENTAL AND THEORETICAL MAGNITUDES OF A^ 



FOR SURFACE A 



