List of Articles Mohamad Ahmadzadeh Article 1 - Time Response of a Resonant Tunneling Diode Based Photo- Detector (RTD-PD) 20.1001.1.24237361.2021.6.1.3.5 10.30495/jopn.2021.4540 Mohamad Ahmadzadeh Abbas Ghadimi Seyed Ali Sedigh Ziabari Journal of Optoelectronical Nanostructures , Issue 20 , Year , Spring 2021 Article 2 - Effect of variation of specifications of quantum well and contact length on performance of InP-based Vertical Cavity Surface Emitting Laser (VCSEL) 20.1001.1.24237361.2020.5.1.2.7 Abbas Ghadimi Mohamad Ahmadzadeh Journal of Optoelectronical Nanostructures , Issue 16 , Year , Spring 2020