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Research on the application of biomaterial-based responsive hydrogels in the tumor microenvironment
Responsive hydrogels show promise in enhancing cancer treatment by adapting to the tumor microenvironment.
Mechanical analysis of composite leaf springs made by 4D printing method
4DPC composite leaf springs curl from a flat layup into a curved beam, and residual stresses at the 90° layer surface reduce tensile loading enough to improve fatigue resistance.
4D Printing with Liquid Crystal Elastomers: Materials, Methods, and Emerging Applications
A review summarizes how 4D printing of liquid crystal elastomers enables programmable, reversible shape changes and surveys fabrication methods, integrations, and remaining challenges.
Study on vertical printing of thermally driven PLA actuators: residual stress modulation in FDM-based 4D printing
Vertical thermally driven PLA 4D printing can modulate residual stress via nozzle temperature and printing speed, enabling controlled multi-level bending in a fabricated thermally responsive fan-blade structure.
Programmable Surface Dimpling of Textile Metamaterials for Aerodynamic Control
This research introduces a textile metamaterial that adapts its aerodynamic properties through a stretch-induced dimpling mechanism.
Snap-Through Thermomechanical Metamaterials for High-Performance Thermal Rectification
A snap-through thermomechanical metamaterial thermal diode using SMA springs and bistable copper strips achieves strong, passive thermal rectification with validated experiments and scalable modular stacking.
4D Printing Technology and Its Application Possibilities in Unmanned Aerial Vehicles (UAVs)
4D printing uses smart materials that can change shape or function over time in response to stimuli, offering potential for more adaptive and durable UAV components.
Heterogeneous Polymer Multilayers Enabling Photoresponsive Nonreciprocal Patterns for Information Encryption
Heterogeneous polymer multilayers enable dynamic, nonreciprocal optical patterns for high-security information encryption.
Directed Shape Morphing using Kirigami-enhanced Thermoplastics
Uniform heating of Kirigami-patterned, heat-shrinkable thermoplastic bilayers can autonomously morph flat sheets into complex 3D shapes designed by geometry.
Magnetic Frequency Tuning of a Shape Memory Alloy Thermoelectric Vibration Energy Harvester
This study explores a shape memory alloy-based energy harvester that converts thermal energy into electrical energy through mechanical oscillations.
4D Printing in Veterinarian Science: The Coming Technology
4D printing has the potential to revolutionize veterinary medicine by creating adaptive medical devices and materials for animal care.
A Soft Robotic Module with Pneumatic Actuation and Enhanced Controllability Using a Shape Memory Alloy Wire
Embedding an SMA wire into a pneumatic soft robotic bending module enables more precise, faster closed-loop control of bending angle with lower working pressure.
A Pillbug-Inspired Morphing Mechanism Covered with Sliding Shells
A pillbug-inspired morphing mechanism with sliding shells is synthesized and modeled to enable a robot to curl for rolling downhill and spread for straight-line motion.
Revisiting the cofactor conditions: Elimination of transition layers in compound domains
A new algebraic compatibility framework predicts conditions for eliminating transition layers and yields novel zero-elastic-energy microstructures that can improve shape-memory alloy reversibility and durability.
Stabilization of Martensite and Austenite Phases and Realization of Two-way Martensitic Transition in Co-Ni-Ga Ferromagnetic Shape Memory Alloy Nanoparticles
Co-Ni-Ga ferromagnetic shape memory alloy nanoparticles exhibit a reversible martensite–austenite transition with tunable magnetic properties, suggesting use in nanoactuators across temperatures.
On the Shape Containment Problem within the Amoebot Model with Reconfigurable Circuits
It studies how amoebot particles in programmable matter can contain a desired shape without movement, proving runtime bounds and giving efficient algorithms for specific shape classes.
Tile Reconfiguration by a Finite Automaton
A deterministic finite-automaton agent can reconfigure passive tiles on a triangular lattice to form specified target shapes, with worst-case optimal and polynomial-time algorithms.
Mechanics of curved crease origami: 1DoF mechanisms, distributed actuation by spontaneous curvature, and cross-talk between multiple folds
Curved-crease origami mechanics enable 1DoF morphing with distributed actuation from spontaneous curvature and show energetic benefits from synchronous folding due to fold coupling.