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Ahmed Elgamal and Nissreen Elfaris
The tunnel boring method (TBM) is a widely used and effective tunneling technology in various rock mass quality circumstances. A ?faulted rock mass? can range from a highly fractured rock mass to a sheared weak rock mass, making the ground conditions cha...
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Noor irinah Omar, Yusliza Yusuf, Syahrul Azwan bin Sundi, Ilyani Akmar Abu Bakar, Verry Andre Fabiani, Toibah Abdul Rahim and Motohiro Yamada
The cold spray or Supersonic Particle Deposition technique has great potential for producing ceramic nanostructured coatings. This technique operates at a processing temperature that is low enough to preserve the initial feedstock materials? microstructu...
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Xinmin Feng, Xiwen Fan, Jingshu Hu and Jiaxuan Wei
The GH4169 superalloy has the characteristics of high strength, strong thermal stability, large specific heat capacity, small thermal conductivity, etc., but it is also a typical hard-to-cut material. When cutting this material with ordinary cutting tool...
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Mohammad Damen Bani Fawwaz, Mohammad Najafi and Vinayak Kaushal
Pipeline asset management derives from pipelines? physical conditions, condition rating, and serviceability through investigating, monitoring, and analyzing the rupture history. The remaining asset life and structural condition of the pipeline network ru...
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Eldred Lee, Kevin D. Larkin, Xin Yue, Zhehui Wang, Eric R. Fossum and Jifeng Liu
This article experimentally investigates the inception of an innovative hard X-ray photon energy attenuation layer (PAL) to advance high-energy X-ray detection (20?50 keV). A bi-layer design with a thin film high-Z PAL on the top and Si image sensor on t...
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Konstantinos C. Giotopoulos, Dimitrios Michalopoulos, Aristeidis Karras, Christos Karras and Spyros Sioutas
Human resource management has a significant influence on the performance of any public body. Employee classification and ranking are definitely time-consuming processes, which in many cases lead to controversial results. In addition, assessing employee e...
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Chaitali Bhattacharyya and Sungho Kim
With the development of new technologies inside car mechanisms with various sensors connected to the IoT, a new generation of automation is attracting attention. However, there are still some factors that are difficult to detect. Among them, one of the h...
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Na He and Xianggang Zhang
During the construction of a diversion tunnel, geological problems often include faults, fragile strata, hard rock formations, karst landforms, etc., which may have adverse effects on the excavation and construction of the diversion tunnel. Based on the ...
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Raúl Parada, Victor Monzon Baeza, David N. Barraca-Ibort and Carlos Monzo
Wireless broadband coverage has reached 95% worldwide. However, its trend is expected to stay the same in the following years, presenting challenges for scenarios such as remote villages and their surrounding environments. Inaccessibility to these areas ...
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Benlei Zhang, Fei Yang, Fuguo Wang and Baowei Lu
Active optics and aberration correction techniques for sparse aperture segmented mirrors are studied. A finite element model of the sparse aperture segmented mirror was established, and a multi-aperture aberration polynomial was derived. According to the...
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