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Bio-inspired re-entrant honeycomb metamaterial with programmable dual-plateau mechanical response
A bio-inspired re-entrant honeycomb mechanical metamaterial is described as having a programmable dual-plateau mechanical response.
Modelling the thermo-mechanical responses and shape recovery performance of particle-reinforced shape memory polymer composites in cold and hot programming
A study focused on modeling thermo-mechanical behavior and shape recovery of particle-reinforced shape-memory polymer composites when programmed in cold versus hot conditions.
Functional Shape Recovery Response of Heat-Treated NiTiCu SHAPE Memory Alloy Wire
Heat treatment of NiTiCu shape memory alloy wires enhances their shape recovery response, achieving a high recovery ratio.
Dorsiventrally Bicolored Leaf‐Inspired Metamaterial Absorbers for Tailorable Electromagnetic Absorption
This research proposes a bioinspired metamaterial that achieves high-performance, tailorable electromagnetic absorption across a broad frequency range.
A Deformable Robot Based on Shape Memory Alloy and Phase Change Metal
This research presents a novel deformable robot that integrates Shape Memory Alloys and phase change metals for enhanced adaptability and locomotion.
Development of a Directional Vibrator Using Shape-Memory Alloy Wires
This paper proposes a compact directional vibrator using Shape-Memory Alloy wires for enhanced haptic feedback in virtual and augmented reality applications.
Mobility-Driven Design of PDMS-Modified Glassy Polymer Networks for Thermally Activated Shape Memory in Vat Photopolymerization
By tuning PDMS-MMA mobility segments and switching monomer chemistry in photocurable networks, the study achieves thermally activated shape-memory behavior suitable for vat photopolymerization 4D printing.
Process‐Structure‐Morphing Coupling in Thermally Activated <scp>ABS 4D</scp> Printing
This study develops a predictive framework for thermally induced shape-morphing in 4D-printed ABS materials.
Martensitic Transformation in Crystal-Amorphous Superlattices of NiTi Shape Memory Alloy
Crystal-amorphous superlattices in NiTi are simulated to shift martensitic transformation behavior, boosting reversibility and stiffness while raising transformation critical stress.
HVAF Spraying of NiTi Coatings: Microstructure, Phase Transformation and Shape Memory Behavior
HVAF spraying enables thick (100–300 µm) NiTi shape-memory alloy coatings on mild steel that can undergo martensitic transformation and exhibit thermal actuation and shape memory effects after annealing.
Shape optimization of 4D-printed multi-material morphing structures for enhanced structural stability
This study presents a shape optimization framework for enhancing the stiffness of 4D-printed multi-material morphing structures.
A Review of Machine Learning Applications in Mechanical Metamaterial Design
The review summarizes how machine learning models and end-to-end workflows can accelerate mechanical metamaterial design and property prediction using simulation-based validation.
Omnidirectional Shape Proprioception for Untethered Shape Memory Alloy‐Driven Soft Robotic Arms
This research presents a modular soft robotic arm using shape memory alloys for improved proprioception and adaptability in unstructured environments.
Cold sintering as an enabler for self-healing ceramics: A perspective on sustainable, damage-tolerant materials
A perspective argues that cold sintering can enable self-healing ceramic architectures and even in-field repair, potentially reducing energy-intensive processing while improving damage tolerance.
A Versatile‐Designable Framework for Active and Programmable Shape‐Morphing Soft Matter Systems: From Inverse Design to Closed‐Loop Control
This research presents a framework for active and programmable shape-morphing soft matter systems, enhancing soft robotics capabilities.
FUTURE OF 4D PRINTING IN SOFT ROBOTICS AND INTELLIGENT AUTOMATION
A 2015–2025 review synthesizes how 4D printing with stimulus-responsive materials enables programmable, adaptive soft robotics and intelligent automation, while highlighting remaining barriers to translation.
An Autonomous Subgram SMA-Based Swimmer
Swima is a bioinspired subgram microswimmer using onboard-powered SMA-wire actuators and computation to achieve autonomous swimming with measured speed, turning, and trajectory tracking.
Scientists discover a strange property in rice and turn it into a smart material
A rice-derived, pressure-rate-dependent effect was used to engineer a material that automatically adapts stiffness to distinguish gentle motion from sudden impacts.