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  Eethar Thanon Dawood, Mahyuddin Ramli
  Challenge Journal of Concrete Research Letters (2018) 9(1) 10-20
  This study deals with the production of durable high strength flowable mortar (HSFM). Firstly, the optimum percentage of silica fume was determined due to Pozzolanic Activity Index (P.A.I) test. Secondly, the selected mortar reinforced by different percentages...
• Effectiveness of high performance mortar reinforced with fibers as a repair material
  Eethar Thanon Dawood, Tamara Waleed Ganim
  Challenge Journal of Concrete Research Letters (2017) 8(2) 29-47
  The present work deals with engineering properties of high performance mortar (HPM) to be used as a repair material. The experimental study was conducted on HPM reinforced with mono steel fibers and hybrid fibers consist of steel and polypropylene fibers. The ...
• Improving bond performance of 3D-printable earth-based mortar reinforced with jute fibers
  Yeşim Tarhan, İsmail Hakkı Tarhan, Arnaud Perrot
  Challenge Journal of Structural Mechanics (2025) 11(2) 99-105
  3D printing technology has transformed the construction industry by enabling rapid and cost-effective production of complex geometries. However, it faces significant challenges, including sustainability concerns due to cement's environmental impact and reinfor...
• The mechanical properties of cement mortar reinforced with silica fume subjected to sulfate and chloride environment
  Sulaiman Al-Safi, Abdulghani Altharehi, Ibrahim A. Alameri, Abdulmalek Al-Jolahy
  Challenge Journal of Structural Mechanics (2025) 11(1) 55-69
  This study investigates the effect of incorporating micro-sized silica fume on the mechanical properties and durability of cement mortar when exposed to sulfate and chloride environments. Mortar samples were prepared by replacing cement with micro-sized silica...
• Investigation of the effects of re-curing on mechanical properties of basalt-polypropylene hybrid fiber concretes after exposure to high temperature
  Yunus Urtekin, Zinnur Çelik
  Challenge Journal of Structural Mechanics (2025) 11(1) 14-23
  Fiber reinforced concretes have attracted significant attention in recent decades due to their superior flexural and toughness properties compared to traditional concrete in civil engineering structures. In addition, cementitious materials can undergo signific...