• Exploration of Mechanical Properties of Enset–Sisal Hybrid Polymer Composite 

      Bekele, Abera E.; Lemu, Hirpa Gelgele; Jiru, Moera G. (Peer reviewed; Journal article, 2022-02)
      Enset and sisal fibers are among the most widely used reinforcement to fabricate natural fiber-based composite materials. Hand lay-up techniques were employed in this study to fabricate enset–sisal (E/S) hybrid fiber ...
    • Studies on the Geometrical Design of Spider Webs for Reinforced Composite Structures 

      Regassa, Yohannes; Lemu, Hirpa Gelgele; Sirabizuh, Belete; Rahimeto, Samuel (Peer reviewed; Journal article, 2021-02)
      Spider silk is an astonishingly tough biomaterial that consists almost entirely of large proteins. Studying the secrets behind the high strength nature of spider webs is very challenging due to their miniature size. In ...