Multi-objective optimization of 3D-printed PLA–carbon fiber composites using a hybrid RSM–TOPSIS framework

Vijay Chouhan, Ratnesh Kumar Raj Singh, Rajnish Mallick, Deepa Mudgal, Department of Mechanical Engineering, Thapar Institute of Engineering , School of Interdisciplinary Design and Innovation, Indian Institute of Information Technology, Design and Manufacturing Kancheepuram

Journal of Composite Materials

Published online on April 21, 2026

Abstract

Journal of Composite Materials, Ahead of Print.
Carbon-fibre reinforced PLA (PLA-CF) composites produced via Fused Deposition Modelling (FDM) offer high specific strength for semi-structural applications; however, optimizing their process parameters to balance load-bearing capacity with ductility under ...