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

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 orientation of the...
Unsymmetric Bending - Angle of Neutral Axis01:15

Unsymmetric Bending - Angle of Neutral Axis

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 centroidal axes. The...
Stereoisomerism of Cyclic Compounds02:33

Stereoisomerism of Cyclic Compounds

In this lesson, we delve into the role of ring conformation and its stability, which determines the spatial arrangement and, consequently, the molecular symmetry and stereoisomerism of cyclic compounds. 1,2-Dimethylcyclohexane is used as a case study to evaluate the possible number of stereoisomers. Here, given the multiple (n = 2) chiral centers, there are 2n = 4 possible configurations that lack a plane of symmetry, as the ring skeleton exists in a non-planar chair conformation. In addition,...
Fischer Projections02:18

Fischer Projections

Learning to draw Fischer projections of molecules and understanding their relevance plays a crucial role in the visual depiction of organic molecules. A Fischer projection is a two-dimensional projection on a planar surface to simplify the three-dimensional wedge–dash representation of molecules. This is especially helpful in the case of molecules with multiple chiral centers that can be difficult to draw. Here, all the bonds of interest are represented as horizontal or vertical lines. While...
Chirality in Nature02:30

Chirality in Nature

Chirality is the most intriguing yet essential facet of nature, governing life’s biochemical processes and precision. It can be observed from a snail shell pattern in a macroscopic world to an amino acid, the minutest building block of life. Most of the snails around the world have right-coiled shells because of the intrinsic chirality in their genes. All the amino acids present in the human body exist in an enantiomerically pure state, except for glycine - the sole achiral amino acid. The...
Chirality02:25

Chirality

Chirality is a term that describes the lack of mirror symmetry in an object. In other words, chiral objects cannot be superposed on their mirror images. For example, our feet are chiral, as the mirror image of the left foot, the right foot, cannot be superposed on the left foot.
Chiral objects exhibit a sense of handedness when they interact with another chiral object. For example, our left foot can only fit in the left shoe and not in the right shoe. Achiral objects — objects that have...

You might also read

Related Articles

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

Sort by
Same author

Depressive symptoms precede and drive problematic smartphone use in Chinese medical students: a longitudinal network analysis.

Frontiers in psychology·2026
Same author

Acute stress alters prefrontal resting-state networks and tES restores functional connectivity.

Journal of affective disorders·2026
Same author

Compliance Model-Based Contact Force Control for Soft Continuum Robots.

Soft robotics·2026
Same author

Phylogeny and Underground Adaptation of Eulipotyphla Revealed by Whole Genome Comparison Phylogeny and Adaptation of Eulipotyphla.

Genes·2026
Same author

Comparative efficacy of tDCS and tACS in the context of enhancing executive function under acute stress: A randomized, sham-controlled study.

International journal of clinical and health psychology : IJCHP·2026
Same author

Monolithically Printed Pneumatic Proprioceptive Actuator with Integrated Optical Waveguide Using a Single Material.

Soft robotics·2026
Same journal

Chemotactic self-organization captures the dynamics of mammalian hair follicle patterning.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same journal

Tomographic imaging of superconducting order using particle-hole interference.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same journal

Inhibitory potential of autologous neutralizing antibodies sets quantitative limits on the rebound-competent HIV-1 reservoir.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same journal

Inferring epidemiological parameters under an infectious phylogeography model with visitor dynamics.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same journal

Analytical modeling for suction cup designs for skin-interfaced wearable devices.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same journal

Improving cell-free metabolism through direct integration of artificial respiratory chains.

Proceedings of the National Academy of Sciences of the United States of America·2026
See all related articles

Related Experiment Video

Updated: Jun 19, 2026

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

Dual-chirality flexagon linkages with infinite eversion and surface reconfigurability.

Jiang Lin1, Zhongqi Miao1, Haolin Zhang1

  • 1Institute of Robotics Research, Department of Mechanical and Energy Engineering, Southern University of Science and Technology, Shenzhen 518055, China.

Proceedings of the National Academy of Sciences of the United States of America
|June 17, 2026
PubMed
Summary
This summary is machine-generated.

Researchers developed a new flexagon model explaining its eversion mechanics. This breakthrough enables robust engineering applications for kirigami structures, offering reconfigurable and deployable networked designs.

Keywords:
flexagon linkagesinfinite eversionkirigamisurface reconfigurabilitytopology

More Related Videos

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives
09:22

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives

Published on: February 7, 2017

Interactive Molecular Model Assembly with 3D Printing
06:15

Interactive Molecular Model Assembly with 3D Printing

Published on: August 13, 2020

Related Experiment Videos

Last Updated: Jun 19, 2026

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

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives
09:22

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives

Published on: February 7, 2017

Interactive Molecular Model Assembly with 3D Printing
06:15

Interactive Molecular Model Assembly with 3D Printing

Published on: August 13, 2020

Area of Science:

  • * Topological mechanics
  • * Geometric engineering
  • * Kirigami structures

Background:

  • * Classical flexagons, a kirigami structure, reveal hidden faces via eversion.
  • * Limited engineering applications due to structural discontinuities and unclear kinematics.
  • * Need for robust models to understand and utilize flexagon eversion.

Purpose of the Study:

  • * To elucidate the mechanics of flexagon eversion using a cyclic graph model.
  • * To develop an idealized dual-chirality flexagon linkage with infinite eversion.
  • * To bridge topological concepts with physical realizations for engineering applications.

Main Methods:

  • * Introduced a cyclic graph model and dual-chirality flexagon linkage.
  • * Analyzed topological periodicity, symmetries, and kinematic mechanisms.
  • * Developed linkage convertibility and interchangeable-chirality strategies.

Main Results:

  • * Demonstrated topological periodicity and symmetries in flexagon eversion.
  • * Proposed a strategy for reconfigurable, deployable networked structures.
  • * Achieved exponential expansion in accessible surface states via interchangeable chirality.

Conclusions:

  • * Provided a foundational understanding of flexagon eversion mechanics.
  • * Enabled transformation of kirigami into advanced engineering linkages.
  • * Offered insights for related cyclic topological structures like Möbius strips and kaleidocycles.