TY - JOUR TI - Investigation on the optimization of performance and emission characteristics of a VCR diesel engine fueled with Chlorella vulgaris biodiesel using Al₂O₃ and ZnO nanoparticles: a Grey- Taguchi and artificial neural network (ANN) approach AU - Dubal, S. AU - Salaria, A. AU - Joshi, S. JO - Journal of Thermal Engineering PY - 2026 VL - 12 SP - 1996 EP - 2017 DO - 10.47481/jten.0080 ER -