Search Results - "Construction & building materials"

Machine learning techniques and multi-scale models to evaluate the impact of silicon dioxide (SiO2) and calcium oxide (CaO) in fly ash on the compressive strength of green concrete by Kakasor Ismael Jaf, Dilshad, Ismael Abdulrahman, Payam, Salih Mohammed, Ahmed, Kurda, Rawaz, Qaidi, Shaker M.A., Asteris, Panagiotis G.

“…•The effect of mix proportions on the compressive strength of concrete incorporated fly as was investigated.•Studying the effect of calcium oxide and silicon…”
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Geopolymers as an alternative to Portland cement: An overview by Singh, N.B., Middendorf, B.

“…•Geopolymers are a sustainable alternative to Portland cement.•Geopolymers have high mechanical and durable properties.•Carbon dioxide emission in geopolymers…”
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Durability of ultra-high performance concrete – A review by Li, Junquan, Wu, Zemei, Shi, Caijun, Yuan, Qiang, Zhang, Zuhua

“…•Durability of UHPC is reviewed and compared to CC and HPC.•Chloride ion diffusion coefficient of UHPC is at least one order of magnitude lower than that of CC…”
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Novel engineered wood and bamboo composites for structural applications: State-of-art of manufacturing technology and mechanical performance evaluation by Sun, Xiaofeng, He, Minjuan, Li, Zheng

“…•A-state-of-art review was conducted on novel engineered wood and bamboo composites.•Attentions were paid to their manufacturing technologies, modeling…”
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Deep Convolutional Neural Networks with transfer learning for computer vision-based data-driven pavement distress detection by Gopalakrishnan, Kasthurirangan, Khaitan, Siddhartha K., Choudhary, Alok, Agrawal, Ankit

“…•Pre-trained deep Convolutional Neural Networks (DCNN) were used for crack detection.•Pavement images sampled from the FHWA/LTPP database were used as…”
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Predicting the compressive strength of normal and High-Performance Concretes using ANN and ANFIS hybridized with Grey Wolf Optimizer by Golafshani, Emadaldin Mohammadi, Behnood, Ali, Arashpour, Mehrdad

“…•A reliable model for the prediction of the compressive strength of concretes was proposed.•Artificial Neural Network (ANN) and Adaptive Neuro-Fuzzy Inference…”
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Efficient machine learning models for prediction of concrete strengths by Nguyen, Hoang, Vu, Thanh, Vo, Thuc P., Thai, Huu-Tai

“…•Hyperparameters are optimally selected by utilising random search methodology based on highly efficient implementation.•Handling missing data by using the…”
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A comprehensive review on the mechanical properties of waste tire rubber concrete by Roychand, Rajeev, Gravina, Rebecca J., Zhuge, Yan, Ma, Xing, Youssf, Osama, Mills, Julie E.

“…•More than 100 scientific papers published in last 30 years have been reviewed.•Effect of rubber on 12 different mechanical properties have been…”
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Review of ultra-high performance concrete and its application in bridge engineering by Xue, Junqing, Briseghella, Bruno, Huang, Fuyun, Nuti, Camillo, Tabatabai, Habib, Chen, Baochun

“…•The properties of UHPC and applications in various bridge components are reviewed.•The superior mechanical behaviors of the UHPC as well as durability are…”
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Predicting the compressive strength of concrete with fly ash admixture using machine learning algorithms by Song, Hongwei, Ahmad, Ayaz, Farooq, Furqan, Ostrowski, Krzysztof Adam, Maślak, Mariusz, Czarnecki, Slawomir, Aslam, Fahid

“…[Display omitted] •Comparative analyses of machine learning tools for compressive strength prediction.•Self-compacting concrete with high amount of fly…”
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Evaluating the use of recycled concrete aggregate and pozzolanic additives in fiber-reinforced pervious concrete with industrial and recycled fibers by Toghroli, Ali, Mehrabi, Peyman, Shariati, Mahdi, Trung, Nguyen Thoi, Jahandari, Soheil, Rasekh, Haleh

“…•Concrete with RCA exhibited inferior mechanical strength, but higher permeability.•SF and NC compensated the reduction in strength without any change in…”
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Use of sea-sand and seawater in concrete construction: Current status and future opportunities by Xiao, Jianzhuang, Qiang, Chengbing, Nanni, Antonio, Zhang, Kaijian

“…•Effects of sea-sand and/or seawater on the properties of concrete are summarised.•Admixtures can enhance the performance of concrete with sea-sand and/or…”
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A review on durability of fiber reinforced polymer (FRP) bars reinforced seawater sea sand concrete by Ahmed, Azzam, Guo, Shuaicheng, Zhang, Zuhua, Shi, Caijun, Zhu, Deju

“…•Replacing the ordinary materials with the SW and SS can reduce the workability.•Exposure to the alkaline is the main threat to the long-term performance of…”
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Influence of the incorporation of recycled coarse aggregate on water absorption and chloride penetration into concrete by Bao, Jiuwen, Li, Shuguo, Zhang, Peng, Ding, Xiaoya, Xue, Shanbin, Cui, Yifei, Zhao, Tiejun

“…•Effect of the incorporation of RCAs on concrete durability was experimentally investigated.•Amount of absorbed water and salt by RAC with various replacement…”
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Prediction of chloride diffusivity in concrete using artificial neural network: Modelling and performance evaluation by Liu, Qing-feng, Iqbal, Muhammad Farjad, Yang, Jian, Lu, Xian-yang, Zhang, Peng, Rauf, Momina

“…•ANN technique is implemented to model the chloride diffusivity in concrete.•A database encompassing wide range of input parameters is collated through an…”
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Physical and functional characteristics of foam concrete: A review by Raj, Amritha, Sathyan, Dhanya, Mini, K.M.

“…•A comprehensive review on the physical and functional characteristics of foam concrete.•An in-depth review of foamed concrete in terms of its components,…”
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Review on the deterioration and approaches to enhance the durability of concrete in the freeze–thaw environment by Wang, Ruijun, Hu, Zhiyao, Li, Yang, Wang, Kai, Zhang, Hao

“…•This paper discusses the process and mechanism of freeze–thaw failure of concrete.•Each additive has its own improvement mechanism and optimal dosage.•This…”
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Effect of pumice powder and nano-clay on the strength and permeability of fiber-reinforced pervious concrete incorporating recycled concrete aggregate by Mehrabi, Peyman, Shariati, Mahdi, Kabirifar, Kamyar, Jarrah, Majid, Rasekh, Haleh, Trung, Nguyen Thoi, Shariati, Ali, Jahandari, Soheil

“…•Effect of pumice powder and nano-clay as Portland cement replacement is investigated.•Pervious concrete with different percentages of recycled concrete…”
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Effects of nano cotton stalk and palm leaf ashes on ultrahigh-performance concrete properties incorporating recycled concrete aggregates by Amin, Mohamed, Zeyad, Abdullah M., Tayeh, Bassam A., Saad Agwa, Ibrahim

“…[Display omitted] •NCSA from agricultural waste, was used as cementitious material.•Replacement of 5% of NCSA with 20% of PLA improved the mechanical…”
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Effect of nano-silica in concrete; a review by P. P., Abhilash, Nayak, Dheeresh Kumar, Sangoju, Bhaskar, Kumar, Rajesh, Kumar, Veerendra

“…•Nano-silica up to 3% can enhance mechanical and durability properties of concrete.•Concrete compressive strength increases as the content of nano-silica…”
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