design and validation an online education model in critical conditions for higher education system

Objective: the aim of this study is to examine the development and verification of the virtual education model under challenging circumstances within the realm of higher education.methods: this particular study adopts an applied approach in terms of its objective and utilizes a descriptive-survey research design in relation to its characteristics and methodology for data collection, specifically relying on structural equation modeling. the target population for this study encompasses all master's and doctoral students enrolled in islamic azad universities across 5 provinces within the nation. through the application of cochran's formula based on a population size of 300,000 individuals, a sample of 384 participants was selected using the one-step cluster sampling method. the primary data collection instrument employed in this research is a questionnaire developed by the researcher, which was crafted based on insights and feedback from experts in the field.results: the results of the study reveal that the virtual education model during challenging circumstances within the higher education sector comprises four educational dimensions, namely aesthetic, content, extra-organizational participation, with the mean shared values and average r squares values demonstrating a gof value of 0.49, denoting a robust model fit.conclusions: in light of the onset of the covid-19 pandemic leading to the closure of educational institutions and the surge in virtual learning, there is a pressing need to reassess the educational process from a novel and pragmatic standpoint to enable seamless continuation of education without necessitating physical presence.