Compressive and energy absorption behavior of origami-inspired CF-PLA infill structures fabricated by material extrusion

Vijayakumar Murugesan Devarajan, Murugan Vellaisamy, Kavya Hathikal, Department of Mechanical Engineering, Chennai Institute of Technology, Tamil Nadu, Centre for Additive Manufacturing, Chennai Institute of Technology, Tamil Nadu

Journal of Reinforced Plastics and Composites

Published online on March 24, 2026

Abstract

Journal of Reinforced Plastics and Composites, Ahead of Print.
This study aims to investigate the compressive behavior and energy absorption performance of origami-inspired infill geometries fabricated using material extrusion additive manufacturing with short carbon fiber reinforced PLA (CF-PLA). The novelty of this ...