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Weiqi Huang, Yingjun Guan, Hao Wang, Huanquan Lu and Huisheng Yang
The drive and deployment unit of the variable diameter internal drive device described in this paper is primarily intended for use in space deployment structures. This innovative mechanism is expected to serve as a potential deployment mechanism for larg...
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Suliman Alshammari, Abdullh Jabr, Saad Jaddua and Abdulhakim Alabadusalam
A compact microwave ECR ion source with low operating power was tested and commissioned for the ion injector line in the multipurpose low-energy ELASR storage ring facility at King Abdulaziz City for Science and Technology (KACST) in Riyadh. The compact ...
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Muna H. Jaber, Bilal I. Abd Al-Zahra, Ayoob A. Ibrahim, Rafea F. Hassan, Nabeel H. Al-Salim and Husam H. Hussein
Over the past few decades, numerous studies have explored the use of steel fiber (SF) as an alternative to transverse reinforcement rebars in reinforced concrete beams, either partially or completely replacing them. However, there are limited studies tha...
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Marcel Reith, Christoph Breuning, Martin Franke and Carolin Körner
The development of process parameters for electron beam powder bed fusion (PBF-EB) is usually made with simple geometries and uniform scan lengths. The transfer to complex parts with various scan lengths can be achieved by adapting beam parameters such a...
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Lianfei Kuang, Lipeng Sun, Dongxu Yu, Yijiang Wang, Zhaoxiang Chu and Jo Darkwa
Efficient fracturing is the key issue for the exploitation of geothermal energy in a Hot Dry Rock reservoir. By using the laser irradiation cracking method, this study investigates the changes in uniaxial compressive strength, ultrasonic characteristics ...
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Ruiyue Liu, Jiatong Liu, Zhenzhen Wu, Ling Chen and Jiejun Wang
The present paper investigates the impact of bolt distance, bolt diameter, and the number of bolt rows on the bending performance of timber?steel composite (TSC) beams. This study aims to facilitate the application of bolt connections in assembled TSC st...
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Junhong Qian, Xiaoyan Wu, Hewei Liu, Xiubao Hua, Ye Tao and Rongzhu Zhang
In order to further explore the technical difficulties involved in orienting the sparse-aperture imaging system towards practical applications, this paper proposes an optical?mechanical structure design scheme and performance simulation, as well as actua...
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Zhenming Xu, Yuan Huang and Rui Liang
In this paper, 3D finite element simulations were conducted for lap-spliced ultra-high-performance concrete (UHPC) beams using ABAQUS software. Based on the concrete damaged plasticity (CDP) model, the plastic damage factor was introduced to simulate the...
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Navid Majdi Nasab, Jeff Kilby and Leila Bakhtiaryfard
This paper aims to design an integrated offshore structure capable of supporting a hybrid assembly of one wind plus two tidal turbines. The monopile has been found to be a suitable foundation type as the most inexpensive solution in water depths of less ...
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Girolamo Costanza, Giovanni Ottavio Delle Monache, Maria Elisa Tata and Stefano Filosi
The next generation lunar reflector (NGLR) experiment is one of the experiments selected by NASA in the framework of the commercial lunar payload services (CLPS) initiative. The experiment, inspired by the lunar laser ranging (LLR) experiments of the Apo...
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