List of Articles Conversion rate Open Access Article Abstract Page Full-Text 1 - Study of catalytic performance of LaMnO3 and LaMnO3-ZSM-5 nanocatalysts toward 2-propanol conversion Seyed Ali Hosseini Open Access Article Abstract Page Full-Text 2 - Comparative Study of the Role of the Eita Messenger and Instagram in Enhancing Customer Brand Loyalty: An Analysis of Interaction Indicators, Advertising Content, and Conversion Rates zahra Shafiei zahra Dashtlaali