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• Determining datum temperature and apparent activation energy: an approach for mineral admixtures incorporated cementitious systems
  Muhammet Atasever, Mustafa Tokyay
  Challenge Journal of Concrete Research Letters (2024) 15(4) 142-149
  The maturity method is used to predict the strength of concrete by monitoring its temperature history. Accuracy of maturity method relies on the dependable determination of the datum temperature and the apparent activation energy. The current study introduces ...
• A different approach for green concrete production: Determination of the effect of e-waste and waste rubber powder on durability properties of concrete
  H. Alperen Bulut
  Challenge Journal of Concrete Research Letters (2024) 15(3) 69-81
  This study was carried out to present a different approach to green concrete production by utilizing electronic waste (e-waste) and waste rubber powders in order to provide a solution to both the cost and carbon footprint problems arising from the rapid consum...
• Effects of dry particle coating with nano- and microparticles on early compressive strength of portland cement pastes
  Hediye Yorulmaz, Sümeyye Özuzun, Burak Uzal, Serhan İlkentapar, Uğur Durak, Okan Karahan, Cengiz Duran Atiş
  Challenge Journal of Concrete Research Letters (2021) 12(4) 125-130
  It is known that nano-and microparticles have been very popular in recent years since their advantages. However, due to the very small size of such materials, they have very high tendency to agglomeration particularly for nanoparticles. Therefore, it is critic...
• Composite concrete beam with multi-web cold-formed steel section
  Ahmed Youssef Kamal, Nader Nabih Khalil
  Challenge Journal of Concrete Research Letters (2019) 10(2) 20-33
  Lately, structural engineers use cold-formed steel sections (CFS) in buildings due to its light-weight and easy shaping. Encasing the cold-formed steel sections by concrete avoiding the structure elements some of its disadvantages especially buckling. This pap...
• Experimental and numerical investigation of T section connections
  Mahmut Kılıç, Abdulkadir Cüneyt Aydın, Merve Sağıroğlu, Mahyar Maali
  Challenge Journal of Structural Mechanics (2021) 7(4) 188-200
  The paper summarizes recent experimental research on determining the full-range behaviour of steel beam-to-column connections. Unlike the connection types in the literature, numerical modeling was done with various experiments to determine the behavior of two ...