From Nature to Technology: Exploring Bioinspired Polymer Actuators via Electrospinning

Area of Science:

• Materials Science
• Biomaterials Engineering
• Robotics

Background:

• Nature inspires novel materials and devices, particularly polymer actuators mimicking biological functions.
• Electrospun fibrous meshes offer high permeability, surface area, and functional modification for advanced actuators.
• Applications span biomedical engineering, soft robotics, and energy harvesting.

Purpose of the Study:

• To review recent advancements in electrospun polymer actuators.
• To discuss biomimetic design strategies for enhancing actuator performance.
• To identify challenges and future directions in the field.

Main Methods:

• Review of literature on electrospun actuators using stimuli-sensitive hydrogels, shape-memory polymers (SMPs), and electroactive polymers.
• Analysis of nature-inspired design strategies like hierarchical systems and layered structures.
• Discussion of biomimicry in actuator development.

Main Results:

• Electrospun actuators demonstrate significant progress, leveraging polymer properties and biomimetic designs.
• Hierarchical systems, layered structures, and responsive interfaces improve actuator performance and functionality.
• Biomimicry enables the creation of devices that effectively mimic natural organism behavior.

Conclusions:

• Electrospun polymer actuators show great promise for diverse applications.
• Further research is needed to develop more efficient and versatile actuators.
• Insights from this review can guide the creation of advanced, multifunctional actuators.