Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Members Made of Elastoplastic Material01:19

Members Made of Elastoplastic Material

334
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...
334
Plastic Behavior01:21

Plastic Behavior

482
A material's elastic behavior is characterized by the disappearance of stress once the load is removed, allowing the material to return to its original state. However, when stress surpasses the yield point, yielding commences, marking the onset of plastic deformation or permanent set. This change from elastic to plastic behavior is influenced by the peak stress value and the duration before the load is removed. An intriguing observation occurs when a specimen is loaded, unloaded, and...
482
Plasticity00:58

Plasticity

2.8K
Plasticity is the property where an object loses its elasticity and undergoes irreversible deformation, even after the deformation forces are eliminated. If a material deforms irreversibly without increasing stress or load, then this is called ideal plasticity. For example, when a force is applied to an aluminum rod, it changes its shape, but it does not return to its original shape once the force is removed. Plastic deformation or ductility is thus a permanent deformation or change in the...
2.8K
Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity01:15

Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity

502
Deformation occurs in axial and transverse directions when an axial load is applied to a slender bar. This deformation impacts the cubic element within the bar, transforming it into either a rectangular parallelepiped or a rhombus, contingent on its orientation. This transformation process induces shearing strain. Axial loading elicits both shearing and normal strains. Applying an axial load instigates equal normal and shearing stresses on elements oriented at a 45° angle to the load axis.
502
Elastic Strain Energy for Normal Stresses01:22

Elastic Strain Energy for Normal Stresses

523
Strain energy quantifies the energy stored within a material due to deformation under loading conditions, a fundamental concept in materials science and engineering. The strain energy can be modeled when a material is subjected to axial loading with uniformly distributed stress. In this scenario, the stress experienced by the material is the internal force divided by the cross-sectional area, and the strain induced is directly proportional to this stress through the modulus of elasticity.
If...
523
Plastic Deformations01:19

Plastic Deformations

375
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...
375

You might also read

Related Articles

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

Sort by
Same author

Emergence of large-scale patterns in soft quasicrystals.

Nature communications·2026
Same author

Soft Robotic Engines with Non-Reciprocal Motion by Physical Intelligence.

Advanced materials (Deerfield Beach, Fla.)·2025
Same author

Emerging topics in nanophononics and elastic, acoustic, and mechanical metamaterials: an overview.

Nanophotonics (Berlin, Germany)·2024
Same author

Generative models struggle with kirigami metamaterials.

Scientific reports·2024
Same author

Hard- and Soft-Coded Strain Stiffening in Metamaterials via Out-of-Plane Buckling Using Highly Entangled Active Hydrogel Elements.

ACS applied materials & interfaces·2024
Same author

Bio-Inspired Pressure-Dependent Programmable Mechanical Metamaterial with Self-Sealing Ability.

Advanced materials (Deerfield Beach, Fla.)·2024

Related Experiment Video

Updated: Jan 3, 2026

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

1.4K

Fault-tolerant elastic-plastic lattice material.

Michael Ryvkin1, Viacheslav Slesarenko2,3, Andrej Cherkaev4

  • 1School of Mechanical Engineering, Tel Aviv University, Ramat Aviv 69978, Israel.

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences
|November 26, 2019
PubMed
Summary

This study experimentally verifies a fault-tolerant two-dimensional beam lattice design. The lattice exhibits superior energy absorption due to distributed damage before catastrophic failure.

Keywords:
design of inhomogeneous latticeelastic–plastic latticeexperimental dateof failurefault tolerancestages of destruction

More Related Videos

Determining the Mechanical Strength of Ultra-Fine-Grained Metals
05:04

Determining the Mechanical Strength of Ultra-Fine-Grained Metals

Published on: November 22, 2021

2.5K
Cutting Procedures, Tensile Testing, and Ageing of Flexible Unidirectional Composite Laminates
07:53

Cutting Procedures, Tensile Testing, and Ageing of Flexible Unidirectional Composite Laminates

Published on: April 27, 2019

8.6K

Related Experiment Videos

Last Updated: Jan 3, 2026

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

1.4K
Determining the Mechanical Strength of Ultra-Fine-Grained Metals
05:04

Determining the Mechanical Strength of Ultra-Fine-Grained Metals

Published on: November 22, 2021

2.5K
Cutting Procedures, Tensile Testing, and Ageing of Flexible Unidirectional Composite Laminates
07:53

Cutting Procedures, Tensile Testing, and Ageing of Flexible Unidirectional Composite Laminates

Published on: April 27, 2019

8.6K

Area of Science:

  • Materials Science
  • Mechanical Engineering
  • Solid Mechanics

Background:

  • Theoretical studies predicted superior properties of special two-dimensional beam lattices.
  • These lattices feature beam elements of varying thicknesses, exhibiting macro-isotropy and stretch dominance.

Purpose of the Study:

  • To experimentally verify the fault-tolerant properties of a novel two-dimensional beam lattice design.
  • To investigate the damage mechanisms and energy absorption capabilities under uniaxial tensile loading.

Main Methods:

  • Three-dimensional printing of lattice specimens using VeroWhite elastoplastic material.
  • Experimental verification through uniaxial tensile testing.
  • Supportive simulations to confirm experimental findings.

Main Results:

  • Lattice failure initiates with even distribution of buckled and ruptured beams.
  • A significant distributed damage stage precedes catastrophic failure, maintaining bearing ability and high strain tolerance.
  • Experimental results align with simulations, confirming excellent energy absorption.

Conclusions:

  • The proposed fault-tolerant beam lattice design demonstrates robust performance under tensile load.
  • The distributed damage mechanism is key to the material's enhanced energy absorption and fault tolerance.
  • This design offers a promising approach for developing advanced structural materials.