List of Articles Amir Bayat Article 1 - Investigation of hydrothermal process time on the size of carbon micro- and nano-spheres 20.1001.1.24237361.2017.2.2.6.2 Khadijeh Hemmati Kahradeh Esmaiel Saievar-Iranizad Amir Bayat Journal of Optoelectronical Nanostructures , Issue 5 , Year , Summer 2017