List of Articles Open Access Article Abstract Page Full-Text 1 - Simulation and investigation of the optical properties of yttrium carbide Yn+1Cn (n =1, 2, and 3) Nano-MXenes Amir Aliakbari Peiman Amiri Zeynab Amoudeh Open Access Article Abstract Page Full-Text 2 - A brief overview on the application of cellulose as an efficient and effective catalyst in organic reactions Abdulhamid Dehghani Milad Ghezelsofloo Yousef Delshad Soheil Dehghani Siyahaki Open Access Article Abstract Page Full-Text 3 - Fabrication of NO2 gas sensor structure based on ZnMn2O4 nanoparticles Mahsa Mojiri Andani Parviz Kameli Saeid Salari Mehdi Ranjbar Open Access Article Abstract Page Full-Text 4 - Modeling charge carrier densities in solid-state nanostructured dye-sensitized solar cells ُTahmineh Jalali Morteza Sadaghi Shahriar Osfouri Open Access Article Abstract Page Full-Text 5 - Increasing the efficiency of dye-sensitized solar cells using plasmonic gold nanocrystals with SiO2 and TiO2 coating Leila Shabani Ahmad Mohammadi ُTahmineh Jalali Open Access Article Abstract Page Full-Text 6 - A brief review on adsorption of heavy metals using widely used metal oxide nanoparticles including zinc oxide, titanium dioxide and iron oxide Amir hossein Haghighi Sheida Esmaielzadeh