Materials
A Comparative Study of the Thermal Conductivities of CBA Porous Concretes
Author(s) Seung-Tae Jeong, Quang-The BuiORCID and In-Hwan Yang Abstract Porous concrete has recently gained increasing attention in the construction industry. To improve the properties of porous concrete, coal bottom ash (CBA) was used as the aggregate in the...
Mechanical Characteristics and Self-Healing Soil-Cementitious Hydrogel Materials in Mine Backfill Using Hybridized ANFIS-SVM
Author(s) Qi Liu, Kang Peng, Yousef Zand, Alireza Sadighi Agdas, Haneen M. Al-Tamimi, Hamid Assilzadeh, Ahmed Abdel Khalek Ebid 7ORCID,Mohamed Amine Khadimallah and H. Elhosiny Ali Abstract The compressive strength, shrinkage, elasticity, and electrical...
Effect of Aggregate Type on Properties of Ultra-High-Strength Concrete
Author(s) Anna Szcześniak, Jarosław SiwińskiORCID and Adam Stolarski Abstract In this work, we present an analysis of natural fine aggregates’ influence on the properties of ultra-high-strength concrete. The reference concrete mix was made of natural sand with...
Sustainable Use of Waste Oyster Shell Powders in a Ternary Supplementary Cementitious Material System for Green Concrete
Author(s) Shanglai Liu, Yannian Zhang, Bonan Liu,Zhen Zou, Qiang Liu, Yina Teng and Lei V. Zhang Abstract The increasing concern for decarbonization and sustainability in construction materials is calling for green binders to partially replace cement since its...
Effects of Various Pseudomonas Bacteria Concentrations on the Strength and Durability Characteristics of Concrete
Author(s) y Ashish Shukla, Nakul Gupta, Saurav Dixit, Nikolai Ivanovich Vatin, Manish Gupta 4, Kuldeep Kumar Saxena 5ORCID and Chander Prakash Abstract The goal of this study is to improve concrete’s efficiency by using a microbiologically produced specific...
Bonding Performance of Steel Rebar Coated with Ultra-High-Performance Concrete
Author(s) by In-Hyeok Eom 1,Sang-Keun Oh 2ORCID andByoungil Kim 2,* Abstract In this study, to improve the bond performance of reinforcing bars fixed inside concrete, a pullout test using ultra high-performance concrete (UHPC) and structural steel fibers was...
A Step towards Sustainable Concrete with Substitution of Plastic Waste in Concrete: Overview on Mechanical, Durability and Microstructure Analysis
Author(s) Jawad Ahmad, Ali Majdi, Ahmed Babeker Elhag 3,Ahmed Farouk Deifalla, Mahfooz Soomro 5ORCID,Haytham F. Isleem andShaker Qaidi Abstract Plastics have become an essential part of our daily lives, and global plastic production has increased dramatically...
Laboratory Investigation of the Permeability Properties of Cement Mortar with Different Sand–Cement Ratios
Author(s) Liangliang Lu Shuyun Zhu Zhibin Liu Abstract The influences of the sand–cement (s/c) ratio and microstructure on the water permeability of cement mortar were examined. Laboratory experiments were carried out to study the influence of the s/c ratio on...
Chemical Deformation and Mass Change of Metakaolin-Based Geopolymer Grouting Material in Sulfate Environments
Author(s) Leping Liu Hainan Liu Yue Xu Maojia Xie Yan He Abstract Metakaolin (MK) and waterglass (WG) with a modulus of 1.3 were mixed to prepare MK-based geopolymer grouting materials (MKGPGM) with different alkalinity (concentration of sodium oxide in...