List of Articles مدولاتور Open Access Article Abstract Page Full-Text 1 - Analysis of an Electro-Optic Modulator Based Photonic Crystal Nanobeam Cavity Coupled to Alternating Structure of Graphene on Aluminum Oxide Mozafaredin FerdosianTehrani Rahim Ghayour Maryam Mohitpour 10.30495/jce.2022.691828 Open Access Article Abstract Page Full-Text 2 - Design and Simulation of Fourth Order Sigma-Delta Modulator using Parametric Amplifier with Dynamic Threshold for Digital Hearing Aid Application Shima Alizadeh Zanjani Abumoslem Jannesari Pooya Torkzadeh 10.30495/jce.2023.1983365.1198 Open Access Article Abstract Page Full-Text 3 - Designing and Optimization of Plasmonic Modulator Structure Based on the Active Materials of ITO and Graphene Abbas Eslami Mojtaba Sadeghi Zahra Adelpour Open Access Article Abstract Page Full-Text 4 - Design and Simulation of Ultra-Low-Power Sigma-Delta Converter Using the Fully Differential Inverter-Based Amplifier for Digital Hearing Aids Application Shima Alizadeh Zanjani Abumoslem Jannesari Pooya Torkzadeh Open Access Article Abstract Page Full-Text 5 - Design of Novel Low-Power Single-Loop Sigma-Delta Modulator by Reduction of Amplifiers in the Loop-Filter for Speech Recognition Applications Sahar Doolabi Mehdi Taghizadeh Mohammad Hossein Fatehi Jasem Jamali Open Access Article Abstract Page Full-Text 6 - Design and Implementation of a 16-bit Multi-Mode Delta-Sigma Digital-to-Analog Converter with Time-Interleaved Structure, Multi-Channel, and Compensation of Non-Idealities Based on FPGA Abolfazl Roshanpanah Pooya Torkzadeh Khosrow Hajsadeghi Massoud Dousti 10.30495/jce.2025.1993480.1330