13 articles in this issue
Arunita Das, Josipa Bošnjak, Akanshu Sharma
Reinforced concrete (RC) structures may be subjected to accidental fire loads during their service life. In such a case, it is essential to have appropriate methods for the estimation of post-fire performance. One of the vital aspects for the performance ... see more
Md Shamsuddoha, Götz Hüsken, Wolfram Schmidt, Hans-Carsten Kühne, Matthias Baeßler
Grouts have numerous applications in construction industry such as joint sealing, structural repair, and connections in precast elements. They are particularly favoured in rehabilitation of structures due to penetrability and convenience of application. G... see more
Fares Bennai, Chady El Hachem, Kamilia Abahri, Rafik Belarbi
The use of bio-based materials such as hemp concrete in the field of construction allows limiting environmental impacts and improving the energy performances of buildings. The aim of this paper is to understand the influence of adsorption and desorption o... see more
Burkan Isgor, Ueli Angst, Mette Geiker, Ceki Halmen, Carolyn Hansson, Jose Pacheco, David Tepke, David Trejo, Pavan Vaddey
Experience has shown that many aspects of experimental design for studying steel corrosion in cementitious systems may significantly influence the obtained results. In the absence of standardized methods to study steel corrosion in concrete, researchers u... see more
Jolien Van Der Putten, Geert De Schutter, Kim Van Tittelboom
The structural capacity of 3D printed components mainly depends on the inter-layer bonding strength between the different layers. This bond strength is affected by many parameters (e.g. moisture content of the substrate, time gap, surface roughness,..) an... see more
Vincent Guihard, Frédéric Taillade, Jean-Paul Balayssac, Barthélémy Steck, Julien Sanahuja
The study presents the development of a new two-dimensional FEM numerical model describing the operation of two large open-ended coaxial probes designed to investigate the permittivity of concrete, and its constituents. This numerical simulation, combined... see more
Ali Riza Erbektas, O. Burkan Isgor, W. Jason Weiss
Microbially Induced Corrosion of Concrete (MICC) is a progressive three-stage deterioration process that is primarily associated with sulfur-oxidizing bacteria (SOB). One strategy for mitigating MICC is the use of antimicrobial additives. It is hypothesiz... see more
Ksenija Vasilic, Annika Gram, Jon Elvar Wallevik
Recent developments in concrete technology are advancing into a scientific-based approach, where both experimental studies and numerical simulations are utilised to achieve an optimum mix design and an effective placement into formwork at the jobsite. Sin... see more
Joachim Juhart, Rok Bregar, Gheorghe Alexandru David, Markus Krüger
The durability of eco-efficient, clinker reduced concrete is a key factor of its performance. In the presented study, different durability indicators of a newly developed eco-concrete composition (ECO) are tested versus standard normal concrete as referen... see more
Ahmed Zohair Khalifa, Yiannis Pontikes, Jan Elsen, Özlem Cizer
Metakaolin is one of the most popular solid aluminosilicate precursors for the synthesis of geopolymers. Despite its high reactivity and availability, there is a noticeable move towards the use of other natural clays as alternative precursors, due to thei... see more
Samuel Adu-Amankwah, Susan A. Bernal, Leon Black
The quest for sustainable alternatives to Portland cement has led to the exploration of a range of materials or their combinations, often with the aim of exploiting synergies in reactions or particle packing to maximize performance. Simultaneous optimizat... see more
Alice T Bakera, Mark G Alexander
Numerous research efforts on metakaolin as a supplementary cementitious material (SCM) have been undertaken in the past 20 years. This material, while relatively expensive mainly due to low production volumes worldwide, nevertheless has a significantly lo... see more
Andrea Grilli, Andrea Graziani, Alan Carter, Cesare Sangiorgi, Luciano Pivoto Specht, Sergio Copetti Callai
Cold bitumen emulsions (CBE) are currently used worldwide for both non-structural (cold surface treatments) and structural (cold bituminous mixtures) paving applications. Among non-structural applications, bituminous slurry surfacings (BSS) allow to impro... see more