List of Articles Open Access Article Abstract Page Full-Text 1 - Quantum-Dot Semiconductor Optical Amplifier: Performance and Application for Optical Logic Gates Ali Farmani Open Access Article Abstract Page Full-Text 2 - Improving Bulk Driven CMOS OTA Performance Using Feedforward Technique Open Access Article Abstract Page Full-Text 3 - Design of an All- Optic Communication Filter Based on Photonic Crystal Structure Majid Malekian Hossein Emami Mohsen Ashourian Open Access Article Abstract Page Full-Text 4 - A Single loop Feed Forward Sigma-Delta Modulator for GSM Standard Mohsen Beiranvand Ebrahim Rahimi Gholamreza Babaabasi Open Access Article Abstract Page Full-Text 5 - Analyzing the Conventional Mechanisms and Specific Technique Regarding Incrementing the Effective Radar Cross Section (RCS) For Utilizing It in Electronic Warfare Along With Their Related Features. Open Access Article Abstract Page Full-Text 6 - Δ∑ Fractional-N Synthesizer for GSM-E-900 Frequency Standard Alireza Bagherzadeh Mostafa Yargholi