List of Articles Bita Koupaei Article 1 - Biogenic Synthesis of Silver Nanoparticles Using Fruit Aqueous Extract of Psidium Guajava and Its Antibacterial Activity 10.22034/jna.2017.02.005 Babak Sadeghi Bita Koupaei Journal of Nanoanalysis , Issue 2 , Year , Spring 2017