Results 21 to 30 of about 822,257 (312)

METHODOLOGY AND MEANS FOR CIVIL ENGINEERING MONITORING

Наука и техника, 2007
The paper considers tendencies for development of civil engineering monitoring. The main factors influencing on secure operation of the objects are specified in the paper.
V. L. Solomakho, I. F. Miroshnichenko, P. A. Petrusenko   +2 more
doaj   +1 more source

Anomaly detection in railway bridges using imaging techniques

Scientific Reports, 2023
The monitoring of the structural health of infrastructures is a very important topic in structural engineering, but unfortunately, there are few established techniques that are applicable in a wide range of situations.
Paolo Russo, Marco Schaerf
doaj   +1 more source

Fiber-Reinforced Polymer Composites in the Construction of Bridges: Opportunities, Problems and Challenges

Fibers, 2022
In this review, we discuss the basic issues related to the use of FRP (fiber-reinforced polymer) composites in bridge construction. This modern material is presented in detail in terms of the possibility of application in engineering structures.
Paweł Grzegorz Kossakowski, Wiktor Wciślik   +1 more
doaj   +1 more source

Tailoring heat-resistant phases with strengthening effects by compound additions of zirconium, yttrium and silicon in dilute Al-Sc-(Zr)-(Y)-(Si) alloys

Journal of Materials Research and Technology
Heat resistance aluminum alloys serving within 300–400 °C temperature range are prominently required due to lightweight design and extreme serve condition in aerospace and military fields.
Kai Wen, Xiwu Li, Zhihui Li, Qilong Liu, He Yin, Wei Xiao, Guanjun Gao, Kai Zhu, Yanan Li, Lizhen Yan, Hongwei Yan, Guohui Shi, Mingyang Yu, Ying Li, Hongwei Liu, Yongan Zhang, Baiqing Xiong   +16 more
doaj   +1 more source

Strategies to Improve Nanofibrous Scaffolds for Vascular Tissue Engineering

Nanomaterials, 2020
The biofabrication of biomimetic scaffolds for tissue engineering applications is a field in continuous expansion. Of particular interest, nanofibrous scaffolds can mimic the mechanical and structural properties (e.g., collagen fibers) of the natural ...
Tianyu Yao, Matthew B. Baker, Lorenzo Moroni   +2 more
doaj   +1 more source

Investigation on the quench sensitivity during isothermal treatment of a high Mg-containing Al–Mg–Zn–Si alloy

Journal of Materials Research and Technology
In this study, the quench sensitivity of a novel high Mg-containing Al–Mg–Zn–Si alloy was investigated using an isothermal treatment process. The electrical conductivity in the quenched state and the hardness in the aged state of the alloy were measured,
Qing Wang, Kai Wen, Kai Zhu, Xiwu Li, Guanjun Gao, Hongwei Yan, Yanan Li, Yongan Zhang, Zhihui Li, Baiqing Xiong   +9 more
doaj   +1 more source

Factors Influencing Employment Rate and Mobility of Science and Engineering and Economics and Management Graduates in Northeast China: An Examination

SAGE Open, 2020
In China, the employment problem of higher education, social governance, and economic development is important. Exploring the employment mechanism and distribution of general colleges and universities can provide empirical evidence to the employment ...
Zhang Qiwang, Wang Xiaorui
doaj   +1 more source

Achieving high strength and good laser welding performance by adding Sc to T8-aged Al-Cu-Li alloys with different Cu/Li ratios

Materials & Design
In this work, the effects of Sc addition and variations in the Cu/Li ratio on the microstructure, precipitation behavior, laser welding performance, and mechanical properties of Al-Cu-Li alloys were systematically investigated.
Changlin Li, Xiwu Li, Yongan Zhang, Kai Wen, Lizhen Yan, Ying Li, Yanan Li, Mingyang Yu, Guanjun Gao, Hongwei Yan, Zhihui Li, Baiqing Xiong   +11 more
doaj   +1 more source

Structural Health Monitoring Application of Aviation Composite Materials Using Microscopic Techniques

Düzce Üniversitesi Bilim ve Teknoloji Dergisi, 2023
Structural Health Monitoring (SHM) is a process that involves the observation and analysis of a system over time using periodically sampled response measurements to monitor changes to the material and geometric properties of engineering structures such ...
Saliha Mustafaoğlu, Furkan Kaya, Seyid Fehmi Diltemiz   +2 more
doaj   +1 more source

How does the learning environment support vocational student learning of domain-general competencies?

Vocations and Learning, 2023
Studies and policy reports worldwide argue that a modern employee must possess domain-general competencies to become employed. However, competency studies within upper-secondary initial vocational education and training are scarce.
Sami Löfgren, L. Ilomäki, J. Lipsanen, A. Toom   +3 more
semanticscholar   +1 more source