III-96 



ICATTERING 

 AMPLITUDE 

 Ao 



SURFACE A 

 ANGLE OF INCIDENCE =40** 

 — =>— RAYLEIGH 



RAYLEIGH(LACASCE) : 



— »— BREKHOVSKIKH 



— ' — PARKER 

 X EXPERIMENTAL O^TA (LA CASCE) 

 "^\ 



^o-^^^^o 





\ 



\ 



\ 



\ 



A \ V / 



\ 



\ 



\ 

 \ 



A 





/ 



yhk 



FIGURE III- 33 EXPERIMENTAL AND THEORETICAL MAGNITUDES OF 



Aq for SURFACE A 



