Volume & Issue: Volume 25, Issue 1, January 2016 
Performance Study of Different Approaches Used in the Design of Hierarchical Routing Protocols fofo r Wireless Sensor Network

Pages 25-52

Amr M. Kishk; Nagy W. Messiha; Nawal A. El-Fishawy; Abd-Elrahman A. Alkaf; Ahmed H. Madian


Two Efficient Unit Cell Designs for Polarization Independent 5-G Reflectarrays

Pages 53-65

Rania Elsharkawy; A.R. Sebak; Moataza Hindy; Osama M. Haraz; Adel A. Saleeb; El-Sayed M. El-Rabaie


A Survey of Different Steganography Techniques

Pages 66-102

E. A. Elshazly; Safey A. S. Abdelwahab; R. M. Fikry; O. Zahran; S. M. Elaraby; M. El-Kordy