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Jiang Chang, Xue Gong, Yinglei Zhang, Zhihui Sun, Ning Xia, Huajiang Zhang, Jing Wang and Xiang Zhang
Shell is a typical biomineralized inorganic?organic composite material. The essence of scallop deshelling is caused by the fracture failure at the interface of the organic and inorganic?organic matter composites. The constitutive equations were solved so...
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Khuram Rashid,Tamon Ueda,Dawei Zhang
Pág. 93 - 102
In this experimental and analytical work, interfacial shear strengths were evaluated at material and member level. Bi-surface shear strength was performed at material level and three-point bending test was conducted at member level. Beams were strengthen...
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Junjie Ye, Chenchen Chu, Zhi Zhai, Yongkun Wang, Baoquan Shi and Yuanying Qiu
This work improved upon an effective micromechanical method to analyze the mechanical properties of three-dimensional particle-reinforced composites (PRC) with consideration of the interfacial debonding. By incorporating the interfacial debonding model, ...
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Gamze S. Bas and Erol Sancaktar
The focus of our study is to identify physical properties of different impact-resistant/toughened structural adhesives and identify/develop an elastic-viscoelastic-plastic model as a function of loading rate by using Ludwik-type equations to be able to p...
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Hanbing Liu, Xiang Lyu, Yuwei Zhang, Guobao Luo and Wenjun Li
Generally, reactive powder concrete (RPC) contains steel fibers often exposed to aggressive environments. Steel fibers in such RPCs are subjected to corrosion in-service, which can significantly change the mechanical properties of the structural componen...
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Amged El Hassan, Waleed Ahmed and Essam Zaneldin
In this study, a finite element model was developed, and a detailed analysis was carried out to investigate the impact of inclusions on the mechanical characteristics of a 3D-printed composite sandwich beam that could initiate when printing the layers, e...
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Kenji Kaneko
This paper reports on an experimental and analytical investigation conducted into efficacy of the scraping shear-test method in estimating the shearing adhesive strength of a thermally sprayed coating. It was found that the critical average shear stress,...
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Wenbin Zhang, Yan Feng, Xiangqiang Zeng, Ming Xu, Liang Gong and Lijun Rui
A new type of assembled integral multi-ribbed composite floor system with novel wet joint and steel sleeve connections, which exhibits satisfactory strength and stiffness, was proposed in the previous study. To further study the flexural performances of ...
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Omnia R. AbouEl-Hamd, Amr M. I. Sweedan, Bilal El-Ariss and Khaled M. El-Sawy
The strengthening of steel beams using hybrid fiber-reinforced polymers (HFRPs) has gained enormous attention over the last decades. Few researchers have investigated the effectiveness of the fastening techniques without a bonding agent to overcome the u...
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Rasoul Najafi Koopas, Natalie Rauter and Rolf Lammering
Methodologies are developed for analyzing failure initiation and crack propagation in highly heterogeneous concrete mesostructures. Efficient algorithms are proposed in Python to generate and pack geometric features into a continuous phase. The continuou...
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Basem O. Rageh, Mahmoud A. El-Mandouh, Ahmed H. Elmasry and Mohammed M. Attia
Two unique approaches were proposed to strengthen the bond between the glass fiber reinforcement polymer (GFRP) and the RC concrete surfaces. The two bonding materials are epoxy (EP) and geopolymer (GPP) with different ratios of short glass fibers (SGF)....
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Hongbing Chen, Bin Xu, Jiang Wang, Xin Nie and Yi-Lung Mo
The extended finite element method (XFEM) is efficient in simulating crack initiation and its evolution process for reinforced-concrete (RC) structures due to its ability to solve fracture problems. Moreover, the multiscale numerical simulation helps und...
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Xiaopeng Hu, Guolin Liu, Qing Liu, Wang Zhu, Sai Liu and Zengsheng Ma
Thermal barrier coatings (TBCs) suffer from the thermo-chemo-mechanical coupling action of thermal shock and calcium?magnesium?alumina?silicate (CMAS) corrosion. However, the failure mechanism of TBCs under the synergistic effect of thermal shock and CMA...
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Shuyin Wu, Xiaoyin Sun, Jun Yang, Ruochong Yang and Jipeng Zhu
In this study, engineered cementitious composite (ECC) was used as a deck paving for long-span bridges. The feasibility of using an epoxy adhesive to achieve wet-bonding between a steel deck and cast-in-place ECC was evaluated. The shear and pull-off tes...
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Xuancang Wang, Zhenyang Fan, Li Li, Hongyao Wang and Minghui Huang
In this study, the failure mechanism of crumb rubber?asphalt pavement was analyzed under the combined effects of low temperature, water, and traffic load. The investigation was carried out based on the mechanical and deformational properties of crumb rub...
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Jiaqi Guo, Meng Huang, Shanxiu Huang and Sheng Wang
This study aimed to investigate the effects of the size and weight content of waste rubber particles on the relevant performances of rubberized concrete. First, the fine aggregates were partially replaced by rubber particles of different sizes to produce...
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Mohamed Elsayed, Moncef L. Nehdi and Faouzi Ghrib
Grouted dowel connections are used extensively in precast load bearing walls owing to their simple construction and forgiving tolerances. Current design guidelines do not adequately consider the composite nature of such connections. Moreover, robust nume...
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Tian Shi, Xuewu Li, Qiaoxin Zhang and Ben Li
Corrosion failure is a thorny problem that restricts the application of Al alloys. As a new technique for functional realization, hydrophobic preparation offers an efficient approach to solve corrosion problem. This work has developed a facile and low-co...
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Bin Ma, Yunfan Chu, Xiaolin Huang and Bai Yang
The performance indicators of concrete are mainly determined by the interface characteristics between cement hydration slurry and aggregates. In this study, molecular dynamics technology was used to evaluate the effect of the interfacial water content on...
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Mohamed Younus Meeran Mydeen, Murugan Madasamy and Bright Singh Seeni
The sudden occurrence of an earthquake induces a liquefaction effect on foundation soil, which causes a substantial increase in the uplift pressure acting on piles and causes structural damage to superstructures. This forms the basis of the necessity of ...
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