فهرس المقالات Farhad Mehdizadeh المقاله 1 - A Proposed Dual Channel Optical Demultiplexer based on Photonic Crystals Bahare Mohammadi Mohammad Soroosh Abdolnabi Kovsarian Farhad Mehdizadeh Majlesi Journal of Telecommunication Devices , العدد 12 , السنة 3 , پاییز 2014