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Grigorios Kostopoulos, Konstantinos Stamoulis, Vaios Lappas and Stelios K. Georgantzinos
This study explores the shape-morphing behavior of 4D-printed structures made from Polylactic Acid (PLA), a prominent bio-sourced shape-memory polymer. Focusing on the response of these structures to thermal stimuli, this research investigates how variou...
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Zhao Yang, Jiankun Li, Yilan Zhong and Xiaolong Qi
Although shape memory alloy/Polyvinyl alcohol (SMA/PVA) hybrid fiber reinforced cementitious composites, (SMA/PVA-ECC) exhibit excellent crack closure and deformation recovery capabilities, however, the research on their fundamental mechanical properties...
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Yeong-Mo Yeon, Ki-Nam Hong and Sang-Won Ji
A lot of studies have been conducted to introduce self-prestress to structures using Fe-based shape memory alloys (Fe-SMAs). Technology to introduce self-prestress using Fe-SMAs can resolve the disadvantages of conventional prestressed concrete. However,...
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Ahmed Khalil, Mohamed Elkafrawy, Wael Abuzaid, Rami Hawileh and Mohammad AlHamaydeh
The iron-based shape memory alloy (Fe-SMA) has promising applications in strengthening and repairing aged steel-reinforced concrete structural elements. Fe-SMA bars can produce pre-stressing forces on reinforced concrete members by activating their shape...
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Mohammad Nejati, Seyed Sajad Jafari, Rossana Dimitri and Francesco Tornabene
This work studies the buckling and free vibration behavior of Shape Memory Alloy Hybrid Composite (SMAHC) sandwich beams under a thermal environment. The sandwich beams consist of layers reinforced with SMAs and a FGM core, and they are simply supported ...
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Cernusca Dumitru, Lauren?iu Dan Milici, Radu Dumitru Pentiuc, Pavel Atanasoae, Constantin Ungureanu and Eugen Hopulele
Intelligent materials, especially materials with shape memory, are an important discovery, with technical applications in the medical and aerospace field, among others, which led to the development of systems and applications with multiple advantages and...
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Sneha Samal, Ondrej Tyc, Jan Cizek, Jakub Klecka, Franti?ek Lukác, Orsolya Molnárová, Esther de Prado, Zdenek Weiss, Jaromír Kopecek, Ludek Heller, Petr ?ittner and Tomá? Chráska
Thick NiTi shape memory alloy coatings (300?500 µm) were produced on graphite and AISI 304 substrates by radio frequency inductively-coupled plasma spray technology (RF-ICP) from feedstock NiTi powders. Their microstructure as well as chemical and phase ...
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Danko Coric and Irena ?mak
In order to develop the application of the more cost-effective copper-based shape memory alloys (SMAs), rather than nickel?titanium as earthquake energy dissipaters, the influence of ausforming-induced plastic deformation on phase transformations, micros...
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Meng-Cong Zheng and Yao-Wei Liu
Route maps, common in public transportation systems, refer to thematic maps drawn according to topological concepts. To simplify complex route information, a transport network is represented using primary graphic elements. First used in 1931 with topolog...
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Markus Beßling, Christoph Czaderski and Jeanette Orlowsky
Repairing and strengthening of existing aged steel-reinforced concrete structures is a major challenge. Today, much of the repair work completed is insufficient and brittle. A promising new solution for repair and strengthening tasks is the use of iron-b...
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