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Yuxuan Xia, Jingxia Yue, Jiankang Lei, Ke Yang and Yordan Garbatov
The welding residual stress re-distribution behavior during fatigue crack propagation in butt-welded high-strength steel plates for ship construction is investigated based on experimental test results and numerical analyses. The specimens? initial weldin...
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Qianning Li, Xiaofei Cao, Xingxing Wu, Wei Chen, Chunbao Li and Xiaobin Li
An improved star-shaped honeycomb (ISSH) is a kind of honeycomb structure with excellent performance. The main objective of this study was to provide some ideas for the optimization of the ISSH structure in ships. As a result, 2D-ISSH specimens were fabr...
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Ying Liu, Zhixuan Liang, Zhiyong Liu and Guiping Nie
In offshore engineering, the sand beneath an embankment may be subjected to traffic loads, resulting in a series of engineering issues. The behaviour of the sand beneath the embankment may change under a long-term traffic load. A series of drained cyclic...
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Amir Golpira, Fengbin Huang and Abul B.M. Baki
This study experimentally investigated the effect of boulder spacing and boulder submergence ratio on the near-bed shear stress in a single array of boulders in a gravel bed open channel flume. An acoustic Doppler velocimeter (ADV) was used to measure th...
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Sebastián Meier, Pedro M. de Souza Campos, Arturo Morales, Rafael López-Olivari, Fernando Ortega-Klose, Humberto Aponte, Paula Cartes, Naser Khan, Gabrijel Ondrasek, Pamela Cea, Rubén Palma-Millanao and Alex Seguel
The relationship between phosphorus (P) availability and water restriction was explored in this study, focusing on its impact on phosphorus use efficiency (PUE) and water use efficiency (WUE) in various bromegrass (Bromus spp.) genotypes. Under controlle...
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Shenghai Cheng, Aibin He, Xiayu Guo, Rongyi Li, Jianbo Wang, Yucheng Qi, Pengfei Zhang, Weixu Tao, Junchao Ji, Tingcheng Zhao, Yusheng Li and Zhiyong Ai
Soil salinization negatively affects rice growth and yield; however, how different sludge sources regulate rice growth and yield under salt stress was rarely investigated. This study evaluated the performance of two salt-tolerant rice cultivars, Chaoyou ...
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Muhammad Mubashar Hussain, Saeed Rauf, Muqadas Noor, Amir Bibi, Rodomiro Ortiz and Jeff Dahlberg
Drought stress is a major production constraint in crops globally. Crop wild relatives are important sources of resistance and tolerance for both biotic and abiotic stresses, respectively. A breeding program was initiated to introgress drought tolerance ...
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Irene Jensen, Zana Arapovic-Johansson and Emmanuel Aboagye
Background: The study evaluates the cost-effectiveness of the Productivity Measurement and Enhancement System (ProMes) intervention to reduce employee work-related stress and enhance work performance. Methods: A prospective cohort study was used to under...
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Markos D. Tranos, Petros G. Neofotistos, Sotirios A. Kokkalas and Ghislain L. Tourigny
One of the most critical stages in fault-slip data stress analysis is separating the fault data into homogeneous subsets and selecting a suitable analysis method for each subset. A basic assumption in stress tensor computations is that fault activations ...
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Xunqian Xu, Yu Li, Wei Huang, Dakai Chen, Chen Zhang and Wenkang Shi
Based on the nonlinear damage theory, this paper aims to explore the fatigue performance of steel bridge deck asphalt pavement under multistage fatigue load. Manson?Halford cumulative damage model and the modified model were introduced to describe loadin...
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Yanlong Chen, Qingbin Meng, Yingchun Li, Hai Pu and Kai Zhang
The Kaiser effect of rock has been extensively studied due to its wide application in in-situ stress measurement and rock damage quantification. The uniaxial cyclic loading and unloading (UCLU) test is commonly employed to examine the rock Kaiser effect....
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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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Chengfu Zhang, Minghua Zhao, Shuai Zhou and Zeyu Xu
This paper, with a focuses on the pile-supported embankment with a conical pile-head, proposes a theoretical solution which incorporates all the load transfer mechanisms, namely the soil arching effect, the pile?soil interaction, and the support from the...
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Weifeng Jin, Ying Tao and Rongzhong Chen
For crushable calcareous sand, the stress-dilatancy curve has a significant turning hook around the peak stress ratio, the hook contains the main features of the loading process, including the phase transformation point and the peak stress ratio point. H...
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Huayang Yu, Yihao Deng, Guansen Deng and Niya Dong
Fatigue failure in asphalt pavements, caused by continuous loading, primarily occurs at the interface between the asphalt binder and the aggregate (adhesive failure) or within the asphalt binder itself (cohesive failure). This study conducted variable st...
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Gertraud Medicus and Barbara Schneider-Muntau
Recent experimental studies showed that shear band development starts at the beginning of triaxial tests. In experimental testing, it is impossible to obtain a soil sample with a homogeneous void ratio. Therefore, a homogeneous deformation, i.e., an elem...
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Dong Qin, Xu Geng, Zhao Jie and Hu Yaoyu
The traditional study on fatigue strength for ship structures usually focuses on high cycle fatigue and ignores low cycle fatigue. However, given the recent trend towards large-scale ship development, the stress and deformation experienced by ship struct...
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Katarzyna Dolzyk-Szypcio
Analyzing the results of triaxial compression tests under drained conditions for Erksak sand published in the literature, the stress?dilatancy relationships were described using the frictional state concept. At all phases of shearing, the linear stress r...
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Jin Gan, Di Sun, Hui Deng, Zhou Wang, Xiaoli Wang, Li Yao and Weiguo Wu
In order to investigate the non-linear fatigue cumulative damage of joints in ocean structural parts, one type of low carbon steel Q345D was employed to prepare designed T-type specimens, and a series of fatigue experiments were carried out on the specim...
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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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