全部文献期刊会议图书|学者科研项目
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作者:Eunsoo Choi , Tae-hyun Nam ...
来源:[J].Nanoscale Research Letters(IF 2.524), 2012, Vol.7 (1), pp.1-5Springer
摘要:Abstract(#br)The recovery stress of martensitic shape-memory alloy [SMA] wires can be used to confine concrete, and the confining effectiveness of the SMA wires was previously proved through experimental tests. However, the behavior of SMA wires under recovery stress has not been...
作者:... Dong Joo Kim , Young-Soo Chung , Eunsoo Choi
来源:[J].Materials(IF 2.247), 2019, Vol.12 (14)DOAJ
摘要:The feasibility of the crack closure of cementitious composites reinforced with shape memory alloy (SMA) fibers was investigated by performing single-fiber pullout tests. To demonstrate the fast crack closing ability, in this study, a heat treatment (300 °C) was applied for ...
作者:... Heesun Yang , Eunsoo Choi , Jin-Ha Hwang
来源:[J].Materials(IF 2.247), 2018, Vol.11 (2)DOAJ
摘要:Self-healing is an essential property of smart concrete structures. In contrast to other structural metals, shape memory alloys (SMAs) offer two unique effects: shape memory effects, and superelastic effects. Composites composed of SMA wires and conventional cements can over...
作者:... Hong Min , Eunsoo Choi , Jinman Jung
来源:[J].Future Generation Computer Systems(IF 1.864), 2020, Vol.108, pp.82-96Elsevier
摘要:Abstract(#br)With the emergence of advanced and powerful vehicular computing resources, it has become more challenging to meet the demands for vehicular cloud computing. Typically, partitioning and allocating algorithms, such as MapReduce, are used for parallel computing, bu...
作者:... Hyun-Han Kwon , Eunsoo Choi , Federico Porcù
来源:[J].Advances in Meteorology(IF 1.239), 2019, Vol.2019Hindawi
摘要:For estimation of maximum daily fresh snow accumulation (MDFSA), a novel model based on an artificial neural network (ANN) was proposed. Daily precipitation, mean temperature, and minimum temperature were used as the input data for the ANN model. The ANN model was regularized and...
作者:Eunsoo Choi , Behzad Mohammadzadeh ...
来源:[J].Construction and Building Materials(IF 2.293), 2018, Vol.167, pp.605-616Elsevier
摘要:Abstract(#br)This study investigated the effects of superelastic shape memory alloy (SMA) fibers end-shape on pullout resistance through hysteretic pullout testing. Superelastic NiTi SMA wire of 1.0 mm diameter was employed in manufacturing short fibers. SMAs were fabricated with...
作者:Eunsoo Choi , Dongkyun Kim ...
来源:[J].Composites Part B(IF 2.143), 2017, Vol.108, pp.232-242Elsevier
摘要:Abstract(#br)The aim of this study is to assess the pullout resistance of superelastic shape memory alloy (SMA) short fibers with different end shapes, which provide different anchoring actions, through monotonic and hysteretic pullout tests. For this study, NiTi superelasti...
作者:Eunsoo Choi , Heejung Youn ...
来源:[J].Engineering Structures(IF 1.713), 2017, Vol.132, pp.372-382Elsevier
摘要:Abstract(#br)The aims of this study were to introduce a smart damper with flag-shaped behavior using friction of magnets and self-centering capacity of precompressed rubber springs and to conduct vibrational tests to verify its performance. A damper exhibiting flag-shaped be...
作者:Eunsoo Choi , Jong-Su Jeon ...
来源:[J].Engineering Structures(IF 1.713), 2018, Vol.171, pp.629-646Elsevier
摘要:Abstract(#br)This study assessed the seismic vulnerability of reinforced concrete columns jacketed by fiber-reinforced polymer (FRP) wires. To achieve this goal, four column specimens subjected to cyclic load tests were selected to validate the analytical model of existing a...
作者:Eunsoo Choi , Behzad Mohammadzadeh ...
来源:[J].Composites Part B(IF 2.143), 2018, Vol.137, pp.140-152Elsevier
摘要:Abstract(#br)This study assessed the performance of short fibers made of superelastic shape memory alloy (SE SMA) to close cracks in mortar beams. Four types of fibers were considered. Five types of cement mortar beams were manufactured. Four of these specimen types included supe...

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