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Shape Memory Effect and Properties Memory Effect of Polyurethane [PDF]

open access: yesJournal of Applied Polymer Science, 2013
The relationship between shape and properties memory effect, especially viscoelastic properties of polyurethane under study is the main aim of this research work.
BOCQUET, Michel   +4 more
core   +8 more sources

Shape-memory effect in twisted ferroic nanocomposites [PDF]

open access: yesNature Communications, 2023
Shape-memory materials are promising actuation sources for small-scale machines. The authors demonstrate that domain switching in twisted ferroic nanocomposites enables a giant shape-memory effect and superelasticity in the nanoscale structure.
Donghoon Kim   +11 more
doaj   +2 more sources

Acetylated Nanocelluloses Reinforced Shape Memory Epoxy with Enhanced Mechanical Properties and Outstanding Shape Memory Effect [PDF]

open access: yesNanomaterials, 2022
Shape memory polymers (SMPs) have aroused much attention owing to their large deformation and programmability features. Nevertheless, the unsatisfactory toughness and brittleness of SMPs still restrict their practical intelligent applications, e.g ...
Tianyu Yu   +3 more
doaj   +2 more sources

Two-Way Shape Memory Effect of a Shape Memory Composite Strip

open access: yesApplied Sciences, 2023
In this work, a NiTi shape memory alloy (SMA) wire was embedded into a rubber/shape memory polymer (SMP) soft matrix to form a composite strip with a two-way reversible bending behavior.
Haiyang Du   +3 more
doaj   +2 more sources

Shape Memory Effect in Micro-Sized Shape Memory Polymer Composite Chains [PDF]

open access: yesApplied Sciences, 2019
Since the shape memory effect (SME) has been confirmed in micron and submicron sized polyurethane (PU) shape memory polymer (SMP), it might be used in novel micro/nano devices even for surgery/operation inside a single cell.
Xin Lan, Weimin Huang, Jinsong Leng
doaj   +2 more sources

Quantitative Model of Large Magnetostrain Effect in Ferromagnetic Shape Memory Alloys

open access: green, 1999
A quantitative model describing large magnetostrain effect observed in several ferromagnetic shape memory alloys such as Ni2MnGa is briefly reported.The paper contains an exact thermodynamic consideration of the mechanical and magnetic properties for a ...
A. A. Likhachev, K. Ullakko
openalex   +3 more sources

Temperature memory effect/triple-shape memory effect in niti shape memory alloys and shape memory effect in keratin [PDF]

open access: yesAdvances in Science and Technology, 2019
Besides the shape memory effect (SME), in which the permanent shape can be recovered at the presence of the right stimulus, the temperature memory effect (TME) is another feature of shape memory materials. The TME refers to a phenomenon that a particular temperature can be memorized in a certain manner.
Cheng Tang   +2 more
openaire   +3 more sources

Effect of Tin Addition on Shape Memory Effect and Mechanical Properties of Cu-Al-Ni Shape Memory Alloy [PDF]

open access: yesEngineering and Technology Journal, 2020
This study examines the effect of Sn additions on Cu-14%Al-4.5%Ni shape memory alloy. Sn was added in three different percentages (0.3,1,3) %. The alloys were mechanically tested both in compression test and micro hardness test. Also, a thermo-mechanical
Raad Ahmed Adnan
doaj   +1 more source

Two-way shape memory effect of Ni50.1Mn24.1Ga20.3 Fe5.5 shape memory alloy polycrystalline fiber

open access: yesCailiao gongcheng, 2021
Polycrystalline Ni-Mn-Ga-Fe fibers were prepared by melt-extraction technique. The internal stress and defects introduced by rapid solidification were modified by step-wise chemical ordering annealing.
LIU Yan-fen   +7 more
doaj   +1 more source

The Effect of Thermo-Mechanical Treatment on Mechanical Properties & Microstructure for (Cu-Al-Ni )Shape Memory Alloy [PDF]

open access: yesEngineering and Technology Journal, 2016
This paper aims to study the effect of thermo mechanical treatment in different temperatures of (260 ,280& 300) ◦C on the microstructure and mechanical properties of Cu-14wt%Al-4.5wt%Ni shape memory alloy which prepared by casting method in induction ...
Muna Khethier Abbass   +2 more
doaj   +1 more source

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