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Yoohan Ma, Geon Woo Sim, Sungjin Jo, Dong Choon Hyun, Jae-Seung Roh, Dongwook Ko and Jongbok Kim
Flexible transparent electrodes are integral to the advancement of flexible optoelectronic devices such as flexible displays and solar cells. However, indium tin oxide (ITO), a traditional material used in transparent electrodes, exhibits a significant i...
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António A. S. Correia, Joana B. Caldeira, Rita Branco and Paula V. Morais
Traditional soil stabilization methods are usually associated with high energy consumption, carbon emissions, and long-term environmental impact. Recent developments have shown the potential use of bio-based techniques as eco-friendly alternatives for so...
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Shiyi Zhang, Yingfang Fan and Surendra P. Shah
To improve the ability of concrete structures to resist freeze-thaw damage in cold environments, explore the effect and mechanism of nano-metakaolin (NMK) on frost resistance of concrete. And make up for the deficiencies in the mechanical properties and ...
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Suniti Suparp, Nazam Ali, Ahmed W. Al Zand, Krisada Chaiyasarn, Muhammad Usman Rashid, Ekkachai Yooprasertchai, Qudeer Hussain and Panuwat Joyklad
Salient features of lightweight aggregate concrete (LAC) include noticeable fire resistance, high strength-to-weight ratio, and low magnitude of dead loads. Further, LAC has a low cost, eases construction practices, and possesses an environment-friendly ...
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Chung-Hao Wu, Chung-Ho Huang, Yu-Cheng Kan and Tsong Yen
This study focuses on evaluating the effects of the fineness of fly ash on the strength, fracture toughness, and fracture resistance of concrete. Three fineness levels of fly ash that respectively pass sieves?no. 175, no. 250, and no. 32?were used. In ad...
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Chao Liu, Chao Zhu, Guoliang Bai, Zonggang Quan and Jian Wu
The compressive properties and carbon emission assessment of recycled aggregate concrete hollow block masonry were analyzed. The formula for calculating the compressive strength of hollow block masonry was presented. The global warming potential between ...
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Hong-xin Guan, Hao-qing Wang, Hao Liu, Jia-jun Yan and Miao Lin
Since the effect of intermediate principal stress on the strength of pavement materials is not entirely clear so far, a proprietary true triaxial apparatus was developed to simulate the spatial status of principal stresses to conduct compressive strength...
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Qipeng Lv, Mingliang Huang, Shaoqian Zhang, Songwen Deng, Faquan Gong, Feng Wang, Yanwei Pan, Gang Li and Yuqi Jin
Optical coatings deposited by the dual ion beam sputtering (DIBS) method usually show high compressive stress, which results in severe wavefront deformation of optical elements. Annealing post-treatment has been widely used to control the residual stress...
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Xiuhua Fu, Gong Zhang, Jing Zhang, Kai Guo and Yonggang Pan
During the electron beam evaporation for deposition of an aluminium film, high-speed electrons decelerate when they bombard the material and part of the electron energy contributes to radiation. Due to the high sensitivity of polymethyl methacrylate (PMM...
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Kuniyuki Miyazaki, Norio Tenma, Kazuo Aoki and Tsutomu Yamaguchi
A constitutive model for marine sediments containing natural gas hydrate is essential for the simulation of the geomechanical response to gas extraction from a gas-hydrate reservoir. In this study, the triaxial compressive properties of artificial methan...
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Xiaobin Wu, Jun Cheng, Zhilong Xu, Leyang Dai, Qingshan Jiang, Bosheng Su, Li Zhu and Zhenye Zhao
Ultrasonic surface rolling (USRP) is an effective process to improve a workpiece?s fatigue property, in which ultrasonic vibration and static force are applied on the workpiece?s surface. In order to clarify the ultrasonic rolling strengthening mechanism...
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Sara Valvez, Abílio P. Silva and Paulo N. B. Reis
It is known that 3D-printed PETG composites reinforced with carbon or Kevlar fibres are materials that can be suitable for specific applications in the aeronautical and/or automotive sector. However, for this purpose, it is necessary to understand their ...
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Yuming Guo, Jixiong Zhang, Meng Li, Wendy Timms, Lingling Shen and Pengjie Li
Coal mine waste rocks, mainly broken gangue, can be used as filling materials to backfill into goafs. Under the overburden load, the backfill body is vulnerable to compressive deformation and particle breakage. With the increase in mining depth, the over...
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Jin Gan, Zi?ang Gao, Yiwen Wang, Zhou Wang and Weiguo Wu
Ship hatch corner is a common structure in a ship and its fatigue problem has always been one of the focuses in ship engineering due to the long?term high?stress concentration state during the ship?s life. For investigating the fatigue life improvement o...
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Gyubaek An, Jeongung Park and Ilwook Han
Unstable fractures generally occur in brittle materials under low-temperature service conditions. Toughness and welding residual stress are the main factors that should be evaluated when defining a brittle crack propagation path. In this study, a rainbow...
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Marek Lechman
Pág. 2411 - 2420
The paper presents a method for determining the resistance of cross-sections of reinforced concrete (RC) columns subjected to the axial force and bending. It takes account of the effect of concrete softening in plastic range and the mean compressive stre...
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Chenchen Jiang, Xue Han, Juanjuan Wang, Lele Li, Enping Liu and Conghua Lu
In this paper, we present a simple and versatile method to dynamically and reversibly tailor surface wrinkles on a floating polymer film by combining a magnetic droplet and neodymium magnet. The magnetic force from the attraction of the neodymium magnet ...
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Haoyu Rong, Guichen Li, Dongxu Liang, Changlun Sun, Suhui Zhang and Yuantian Sun
Investigating the micro-parameters of rock is vital for understanding the macro-properties of rock, such as the uniaxial compressive strength (UCS), Young?s modulus, failure patterns, etc. In this paper, based on the experimental results of rock material...
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Ligang Qu, Peng Li, Guangming Lv, Jing Li and Xian Luo
Within the double-sided countersunk riveting process of aircraft wings with a composite wedge structure, riveting consistency is poor, and composite damage is severe, which seriously affects the performance and reliability of the aircraft structure. This...
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Jian-Tao Wang, Xiang-Hong Liu, Qing Sun and Yu-Wei Li
Upon the higher requirement on high-performance structures of large-scale supporting structures of offshore wind turbines, the systematic analysis on the compressive-flexural behavior and ultimate bearing capacity of tapered concrete-filled double skin s...
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