Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Members Made of Elastoplastic Material

Members Made of Elastoplastic Material

The behavior of elastoplastic materials under bending stresses, particularly in structural members with rectangular cross-sections, is crucial for predicting material responses and understanding failure modes. Initially, when a bending moment is applied, the stress distribution across the section follows Hooke's Law and is linear and elastic. This distribution means the stress increases from the neutral axis to the maximum at the outer fibers, up to the elastic limit.
As the bending moment...

Circular Shafts - Elastoplastic Materials

Circular Shafts - Elastoplastic Materials

The study of solid circular shafts under stress shows that within the elastic limit, stress increases directly to the distance from the shaft's center. This relationship holds until the shaft reaches a critical point of stress, beyond which it begins to yield, marking the transition from elastic to plastic deformation. At this crucial juncture, the maximum torque the shaft can endure without permanent deformation is determined, signifying the limit of its elastic behavior.
As torque on the...

Bending of Members Made of Several Materials

Bending of Members Made of Several Materials

In analyzing a structural member composed of two different materials with identical cross-sectional areas, it is crucial to understand how their distinct elastic properties affect the member's response under load. The analysis involves assessing stress and strain distributions using the transformed section concept, which accounts for variations in material properties.
Hooke's Law determines stress in each material, stating that stress is proportional to strain but varies due to each...

Plastic Deformation in Circular Shafts

Plastic Deformation in Circular Shafts

When materials are subjected to forces that surpass their yield strength, they undergo a process known as plastic deformation. This results in a permanent alteration or strain in their structure. This concept can be specifically applied to circular shafts, where the deformation leads to a change in its shape. The precise evaluation of this plastic deformation requires understanding the stress distribution within the circular shaft, which is achieved by calculating the maximum shearing stress in...

Fiber Reinforced Concrete

Fiber Reinforced Concrete

Fiber-reinforced concrete significantly enhances the structural and nonstructural properties of traditional concrete by incorporating fibers like steel, glass, and polymers. These fibers, varying from natural ones such as sisal and cellulose to manufactured ones like polypropylene and Kevlar, are mixed into hydraulic cement with aggregates. Steel fibers, often preferred for their robustness, contribute to improved ductility, toughness, and post-cracking performance. The concrete is classified...

Plastic Deformations

Plastic Deformations

Plastic deformation represents a fundamental concept in materials science, which explains the irreversible change in the shape of a material when it experiences stress beyond its elastic capability. This phenomenon is important in structural engineering, especially in designing and analyzing cantilever beams—structures that are securely fixed at one end and bear loads at the opposite end. When these beams are subjected to loads within their elastic range, they will return to their...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Fibrous Biomaterial Scaffold for Tympanic Membrane Repair: Microarchitectural Engineering and Structure Function Performance.

Journal of functional biomaterials·2026

Same author

Investigation of Porous Carbon Fibers Based on Porous Polyacrylonitrile Fibers Using High-Resolution Methods across Different Scales.

ACS omega·2025

Same author

PEDOT/Polypyrrole Core-Sheath Fibers for Use as Conducting Polymer Artificial Muscles.

ACS applied materials & interfaces·2025

Same author

Deflection and Performance Analysis of Shape Memory Alloy-Driven Fiber-Elastomer Composites with Anisotropic Structure.

Materials (Basel, Switzerland)·2024

Same author

In Situ ATR-FTIR Studies on the β-Sheet Formation of Native and Regenerated <i>Bombyx mori</i> Silk Material in Solution and Its Potential for Drug Releasing Coatings.

Langmuir : the ACS journal of surfaces and colloids·2024

Same author

Investigation and Validation of a Shape Memory Alloy Material Model Using Interactive Fibre Rubber Composites.

Materials (Basel, Switzerland)·2024

Search research articles

Related Experiment Video

Updated: Sep 20, 2025

Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold

Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold

Published on: October 23, 2015

Hinged Adaptive Fiber-Rubber Composites Driven by Shape Memory Alloys-Development and Simulation.

Felix Lohse¹, Achyuth Ram Annadata¹, Eric Häntzsche¹

¹Institute for Textile Machinery and High Performance Material Technology, Technical University Dresden, 01062 Dresden, Germany.

Materials (Basel, Switzerland)

|June 10, 2022

Summary

This summary is machine-generated.

Researchers developed novel adaptive structures using fiber-rubber composites and Shape Memory Alloys (SMAs). Flat knitting technology created reinforced fabrics with integrated SMA wires, enabling large deformations for soft robotics and human-machine interaction applications.

Keywords:

fiber-rubber composite hinge shape memory alloy simulation

More Related Videos

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Published on: May 2, 2016

A Testing Platform for Durability Studies of Polymers and Fiber-reinforced Polymer Composites under Concurrent Hygrothermo-mechanical Stimuli

A Testing Platform for Durability Studies of Polymers and Fiber-reinforced Polymer Composites under Concurrent Hygrothermo-mechanical Stimuli

Published on: December 11, 2014

Related Experiment Videos

Last Updated: Sep 20, 2025

Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold

Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold

Published on: October 23, 2015

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Published on: May 2, 2016

A Testing Platform for Durability Studies of Polymers and Fiber-reinforced Polymer Composites under Concurrent Hygrothermo-mechanical Stimuli

A Testing Platform for Durability Studies of Polymers and Fiber-reinforced Polymer Composites under Concurrent Hygrothermo-mechanical Stimuli

Published on: December 11, 2014

Area of Science:

Materials Science
Robotics
Textile Engineering

Background:

Adaptive structures are crucial for soft robotics and human-machine interactions.
Fiber-rubber composites with integrated Shape Memory Alloys (SMAs) offer potential for active deformation.
Textile technology allows for the creation of tailored reinforcement fabrics for actuation.

Purpose of the Study:

To develop and characterize novel adaptive structures using fiber-rubber composites with integrated SMAs.
To investigate the impact of textile-based hinge areas on the deformation behavior of these structures.
To enhance simulation models for accurate prediction of active deformation.

Main Methods:

Flat knitting technology was employed to create biaxially reinforced, multilayer knitted fabrics with integrated SMA wires.
Hinge areas were designed by varying fiber configurations and numbers across different fabric sections.
Silicone infusion created fiber-rubber composite specimens, which were then experimentally tested and simulated.

Main Results:

The fabricated hinged specimens exhibited large, active deformations.
Enhanced simulation models were developed to incorporate the hinge effects.
Experimental results showed deviations from simulations, attributed to the developmental stage of the specimens.

Conclusions:

The study successfully demonstrated the feasibility of using flat-knitted SMA-integrated composites for adaptive structures.
The findings highlight the significant influence of textile-based hinges on deformation capabilities.
Further development is needed to refine specimen behavior and realize practical applications in soft robotics and human-machine interaction.