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Organo Opto-Electronics
An International Journal
               
 
 
 
 
 
 
 
 
 
 
 
 

Author
 
   
Name : M. A. M. El-Mansy
Address : Physics Department, Faculty of Education, Ain Shams University, Roxy, Cairo, Egypt.
Email : Mohamed_Mansy878@yahoo.com
Telephone :

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