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Kangwen Sun, Siyu Liu, Huafei Du, Haoquan Liang and Xiao Guo
The stratospheric airship is a type of aerostat that uses solar energy as its power source and can fly continuously for months or even years in near space. The rapid and accurate prediction of the output power of its solar array is the key to maintaining...
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Yan Gao, Zixin Guo and Quan Yuan
The mechanical response and deformation characteristics in calcareous sand foundations during pile driving and setup were studied using model tests combined with the technical methods of tactile pressure sensors and close-range photogrammetry. Different ...
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Kamran Orujov, Daniel Roth, Matthias Karl and Tanja Grobecker-Karl
Several factors determine the retention force in removable implant-retained overdentures using prefabricated ball- or locator-type attachment systems. In this context, it was the goal of this in vitro study to examine the effect of implant angulation and...
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Andrei Zaharia, Valentin Nedeff, Juan A. López-Ramírez, Emilian Mo?negu?u, Narcis Bârsan, Mirela Lehadus-Panaite, Jamroziak Krzysztof and Claudia Tomozei
In recent years, more and more emphasis has been placed on the use of home filtration systems as a coarse pre-filtration step. The PP (polypropylene) filter cartridge is one of the most common of these systems, with the role of retaining solid suspension...
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Ali Reza Ghanizadeh, Mandana Salehi, Anna Mamou, Evangelos I. Koutras, Farhang Jalali and Panagiotis G. Asteris
This paper investigates the effect of subgrade soil stabilization on the performance and life extension of flexible pavements. Several variables affecting soil stabilization were considered, including subgrade soil type (CL or CH), additive type and cont...
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