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

Unsymmetric Bending01:18

Unsymmetric Bending

920
Unsymmetrical bending occurs when the bending moment applied to a structural member does not align with its principal axis. This misalignment leads to complex stress distributions and deflection patterns that differ from those in symmetrical bending, and are essential for designing structures to withstand different loading conditions. In unsymmetrical bending, the neutral axis—where stress is zero—does not necessarily align with the geometric axes of the cross-section. The...
920
Unsymmetric Bending - Angle of Neutral Axis01:15

Unsymmetric Bending - Angle of Neutral Axis

938
Unsymmetrical bending occurs when a structural member is subjected to bending moments in a plane that does not align with the member's principal axes. This scenario typically arises in beams and other structural components when loads are applied at non-ideal angles, introducing complexities in stress analysis.
When a bending moment is applied at an angle θ concerning the vertical axis of a symmetrical member, it can be resolved into components along the member's principal...
938
Deformations in a Symmetric Member in Bending01:18

Deformations in a Symmetric Member in Bending

569
When analyzing the deformation of a symmetric prismatic member subjected to bending by equal and opposite couples, it becomes clear that as the member bends, the originally straight lines on its wider faces curve into circular arcs, with a constant radius centered at a point known as Point C. This phenomenon helps to understand the stress and strain distribution within the member more clearly.
When the member is segmented into tiny cubic elements, it is observed that the primary stress...
569
Euler's Formula for Pin-Ended Columns01:21

Euler's Formula for Pin-Ended Columns

816
In structural engineering, the stability of columns under compressive axial loads is a critical consideration, described as buckling. A typical example involves a column PQ, which is pin-connected at both ends and subjected to a centric axial load F applied at one end, with a reaction force of F' = -F at the other end. Here, it is crucial to understand that when an applied load exceeds the critical load, buckling occurs as the system becomes unstable.
To calculate the critical load, envision...
816
VSEPR Theory and the Basic Shapes02:52

VSEPR Theory and the Basic Shapes

86.7K
Overview of VSEPR Theory
86.7K
Symmetric Member in Bending01:07

Symmetric Member in Bending

679
In the study of the mechanics of materials, analyzing the behavior of prismatic members under opposing couples is crucial for understanding internal stress distributions, which are essential for structural design. When subjected to couples, a prismatic member experiences internal forces that maintain equilibrium. A couple, characterized by two equal and opposite forces, creates a moment but no resultant force. The internal forces at any section cut of the member must balance these external...
679

You might also read

Related Articles

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

Sort by
Same author

A Worm-Inspired Origami Robot with Multimodal Locomotion for Adaptive Mobility in Complex Pipeline Environments.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Novel Compact Tactile Stimulator with Sensing: Designed for Individuals with a Brain Injury and MRI.

IEEE transactions on medical robotics and bionics·2026
Same author

Embodying physical computing into soft robots.

Nature communications·2026
Same author

Prototype design and realization of a portable heart sounds detection system.

Medical & biological engineering & computing·2026
Same author

Rapid Design and Fabrication of Body Conformable Surfaces with Kirigami Cutting and Machine Learning.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

A comprehensive IMU dataset for evaluating sensor layouts in human activity and intensity recognition.

Scientific data·2026
Same journal

Computational modelling distinguishes diverse contributors to aneurysmal progression in the Marfan aorta.

Proceedings. Mathematical, physical, and engineering sciences·2025
Same journal

Inferring the shape of data: a probabilistic framework for analysing experiments in the natural sciences.

Proceedings. Mathematical, physical, and engineering sciences·2023
Same journal

The Elbert range of magnetostrophic convection. I. Linear theory.

Proceedings. Mathematical, physical, and engineering sciences·2022
Same journal

Soft wetting with (a)symmetric Shuttleworth effect.

Proceedings. Mathematical, physical, and engineering sciences·2022
Same journal

The quantum theory of time: a calculus for q-numbers.

Proceedings. Mathematical, physical, and engineering sciences·2022
Same journal

Integrable nonlinear evolution equations in three spatial dimensions.

Proceedings. Mathematical, physical, and engineering sciences·2022
See all related articles

Related Experiment Video

Updated: Mar 10, 2026

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding
14:52

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

Published on: September 23, 2018

9.5K

Self-locking degree-4 vertex origami structures.

Hongbin Fang1, Suyi Li2, K W Wang1

  • 1Department of Mechanical Engineering , University of Michigan , Ann Arbor, MI 48109 , USA.

Proceedings. Mathematical, Physical, and Engineering Sciences
|December 14, 2016
PubMed
Summary
This summary is machine-generated.

This study explores self-locking in degree-4 vertex (4-vertex) origami, introducing dual-component designs for programmable deformation and stiffness. These novel origami structures offer advanced adaptive systems with enhanced control and functionality.

Keywords:
facet-bindingmechanical metamaterialpiecewise stiffnessprogrammable structures

More Related Videos

Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles
10:23

Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles

Published on: May 8, 2015

12.2K
Origami Inspired Self-assembly of Patterned and Reconfigurable Particles
12:33

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

22.3K

Related Experiment Videos

Last Updated: Mar 10, 2026

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding
14:52

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

Published on: September 23, 2018

9.5K
Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles
10:23

Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles

Published on: May 8, 2015

12.2K
Origami Inspired Self-assembly of Patterned and Reconfigurable Particles
12:33

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

22.3K

Area of Science:

  • Mechanical Engineering
  • Materials Science
  • Robotics

Background:

  • Origami structures with degree-4 vertices (4-vertex) exhibit inherent self-locking capabilities upon facet binding.
  • Self-locking in origami offers programmable deformation and piecewise stiffness, crucial for adaptive structures.
  • The potential of origami self-locking has been underexplored in scientific literature.

Purpose of the Study:

  • To comprehensively investigate the principles of achieving and utilizing self-locking in 4-vertex origami.
  • To expand 4-vertex origami construction to dual-component designs and analyze their self-locking behaviors.
  • To explore the potential of self-locking origami for adaptive structural systems.

Main Methods:

  • Investigated self-locking principles in single-component and novel dual-component 4-vertex origami structures.
  • Utilized various tessellation designs to explore structural attributes.
  • Conducted proof-of-concept experiments to demonstrate self-locking-induced piecewise stiffness jumps.

Main Results:

  • Dual-component origami designs exhibit unique attributes like flat-folded locking planes, programmable locking points, and enhanced deformability.
  • Self-locking mechanisms were successfully demonstrated to induce piecewise stiffness jumps.
  • Established a systematic framework for designing and analyzing self-locking origami.

Conclusions:

  • Dual-component origami designs significantly enhance self-locking capabilities and offer novel functionalities.
  • Self-locking origami presents a promising avenue for advanced adaptive structural systems.
  • This research provides foundational knowledge for engineering applications of self-locking origami.