List of Articles Omid Khodadad Article 1 - Novel Circularly Polarized Substrate Integrated Waveguide SLOT Antanna Omid Khodadad Pejman Mohammadi journal of Artificial Intelligence in Electrical Engineering , Issue 4 , Year , Autumn 2015 Article 2 - Novel Circularly Polarized Substrate Integrated Waveguide Slot Antenna By Using A Polarizer Technique Omid Khodadad Pejman Mohammadi journal of Artificial Intelligence in Electrical Engineering , Issue 5 , Year , Winter 2014