Eco-Performance Optimization of a CI Engine Fueled with Waste Chicken Fat Biodiesel and 2-EHN Additive Using RSM and Correlation Heatmap AnalysisPrabhahar M, Prakash Sekar, Saibu Alikan Ayufkhan and Prakash ChinnappanEPJ Web Conf., 363 (2026) 01011DOI: https://doi.org/10.1051/epjconf/202636301011