Active composites based on shape memory polymers: overview, fabrication methods, applications, and future prospects

SK Melly, L Liu, Y Liu, J Leng - Journal of Materials Science, 2020 - Springer
Shape memory polymers (SMPs) have received immense attention from materials research
community thanks to their unrivaled properties such as high recoverable strains (up to …

A comprehensive review on thermomechanical constitutive models for shape memory polymers

E Yarali, A Taheri, M Baghani - Journal of Intelligent Material …, 2020 - journals.sagepub.com
Shape memory polymers are a class of smart materials, which are capable of fixing their
deformed shapes, and can return to their original shape in reaction to external stimulus such …

Modeling the thermo-mechanical behavior and constrained recovery performance of cold-programmed amorphous shape-memory polymers

L Dai, C Tian, R Xiao - International Journal of Plasticity, 2020 - Elsevier
The low recovery stress has limited utilizing shape-memory polymers (SMPs) as actuators.
In this work, we demonstrate that the resultant recovery stress of amorphous SMPs can be …

Bio-inspired 4D printed intelligent lattice metamaterials with tunable mechanical property

X Zhang, Y Han, M Zhu, Y Chu, W Li, Y Zhang… - International Journal of …, 2024 - Elsevier
Abstract 4D-printed intelligent metamaterials possess a multitude of potential applications in
the engineering fields due to their novel structures and functions. In this paper, a …

A thermodynamic constitutive model for shape memory polymers based on phase transition

Y Xue, J Lei, Z Liu - Polymer, 2022 - Elsevier
Shape memory polymers (SMPs) are a type of soft smart materials that can recover from the
pre-deformed shape to the original shape under different external stimuli. Existing …

Multi-material 3D printed shape memory polymer with tunable melting and glass transition temperature activated by heat or light

E Sachyani Keneth, R Lieberman, M Rednor, G Scalet… - Polymers, 2020 - mdpi.com
Shape memory polymers are attractive smart materials that have many practical applications
and academic interest. Three-dimensional (3D) printable shape memory polymers are of …

4D multimaterial printing of programmable and selective light‐activated shape‐memory structures with embedded gold nanoparticles

Y Wang, E Sachyani Keneth… - Advanced Materials …, 2022 - Wiley Online Library
Abstract 4D printing is based on 3D printing of objects that can change their shape upon a
proper triggering. Here, a novel approach is reported for fabricating programmable 3D …

Experimental and computational analysis of a pharmaceutical-grade shape memory polymer applied to the development of gastroretentive drug delivery systems

N Inverardi, G Scalet, A Melocchi, M Uboldi… - Journal of the …, 2021 - Elsevier
The present paper aims at developing an integrated experimental/computational approach
towards the design of shape memory devices fabricated by hot-processing with potential for …

Thermomechanical constitutive modeling of fiber reinforced shape memory polymer composites based on thermodynamics with internal state variables

J Gu, J Leng, H Sun, H Zeng, Z Cai - Mechanics of Materials, 2019 - Elsevier
Shape memory polymer composites (SMPCs) can be used to improve the mechanical
properties of the shape memory polymers (SMPs). They also have the potential to enhance …

A 3D finite deformation constitutive model for anisotropic shape memory polymer composites integrating viscoelasticity and phase transition concept

C Zeng, Y Hu, L Liu, X Xin, W Zhao, Y Liu… - International Journal of …, 2024 - Elsevier
The phase transition theory of shape memory polymers (SMPs) often involves a
phenomenological assumption that the reference configuration of the newly transformed …