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

Transformation of Plane Strain01:12

Transformation of Plane Strain

572
When analyzing elongated structures like bars subjected to uniformly distributed loads, it is essential to understand the transformation of plane strain when coordinate axes are rotated. This transformation helps to assess how material deformation characteristics vary with orientation, which is crucial in materials science and structural engineering.
Under plane strain conditions, typical for members where one dimension significantly exceeds the others, deformations and resultant strains are...
572
Plastic Deformations of Members with a Single Plane of Symmetry01:21

Plastic Deformations of Members with a Single Plane of Symmetry

399
When a structural member undergoes plastic deformation due to bending, it is crucial to understand the position of the neutral axis and the stress distribution. This member, characterized by a single plane of symmetry, exhibits a uniform stress distribution, with negative stress above the neutral axis and positive stress below. Notably, the neutral axis does not align with the centroid of the cross-section. This misalignment is typical in cases where the cross-section is not rectangular or...
399
Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

650
Three-dimensional strain analysis is crucial for understanding how materials deform under stress, particularly in elastic, homogeneous materials. This method employs principal stress axes to simplify complex stress states into more understandable forms. Subjected to stress, a small cubic element within a material either expands or contracts along these axes, transforming into a rectangular parallelepiped. This transformation effectively illustrates the material's deformation. The principal...
650
Transformation of Plane Stress01:18

Transformation of Plane Stress

777
Studying stress transformation is essential in understanding how stress components within a material, like a cube under plane stress, change with rotation. This change is analyzed by considering a prismatic element within the cube. As the element rotates, the stress components acting on it—both normal and shearing stresses—change in magnitude and orientation. This change is quantified using trigonometric functions of the rotation angle, relating the forces acting on the rotated element's...
777
Deformation of Member under Multiple Loadings01:11

Deformation of Member under Multiple Loadings

511
When a rod is made of different materials or has various cross-sections, it must be divided into parts that meet the necessary conditions for determining the deformation. These parts are each characterized by their internal force, cross-sectional area, length, and modulus of elasticity. These parameters are then used to compute the deformation of the entire rod.
In the case of a member with a variable cross-section, the strain is not constant but depends on the position. The deformation of an...
511
Eccentric Axial Loading in a Plane of Symmetry01:16

Eccentric Axial Loading in a Plane of Symmetry

635
Eccentric axial loading occurs when an axial load is applied away from the centroidal axis of a structural member. This scenario is common in engineering, where structural elements may not be directly aligned due to various design or functional requirements.
635

You might also read

Related Articles

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

Sort by
Same author

Regulating Lithium Plating Behavior in Lithium-Metal Batteries via Molten-Lithium Processing With Inorganic Additives.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Editorial Comment.

The Journal of urology·2026
Same author

Enhancing Volumetric Hydrogen Storage Capacity through Bimodal Packing of MOF Particles.

ACS omega·2026
Same author

Ultrabroadband and Highly Sensitive Short-Wave Infrared Molecular Fingerprinting via Acoustic MXene Plasmons.

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

Structural confinement engineering of current collectors enables the development of durable SiO<sub><i>x</i></sub> anodes for lithium-ion batteries.

Nanoscale horizons·2026
Same author

Quantitative Defect-Property Correlations in Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub> MXenes via Precursor-Controlled Defect Engineering.

Nano-micro letters·2026

Related Experiment Video

Updated: Feb 24, 2026

Generation of Multicue Cellular Microenvironments by UV-Photopatterning of Three-Dimensional Cell Culture Substrates
09:30

Generation of Multicue Cellular Microenvironments by UV-Photopatterning of Three-Dimensional Cell Culture Substrates

Published on: June 2, 2022

2.9K

Multidirectional Wrinkle Patterns Programmed by Sequential Uniaxial Strain with Conformal yet Nontraceable Masks.

Hyunchul Park1, Hyesung Cho1, Albert S Lee1

  • 1Materials Architecturing Research Center, Korea Institute of Science and Technology (KIST), 14-gil 5, Hwarang-ro, Seongbuk-gu, Seoul, 02792, Republic of Korea.

Macromolecular Rapid Communications
|August 24, 2017
PubMed
Summary

Researchers created controllable, multidirectional surface wrinkles using sequential strain and shadow masks. This technique allows for precise control over material properties and opens new possibilities for optical diffuser applications.

Keywords:
diffraction gratingmultidirectional wrinklesequential uniaxial strainsoft template

More Related Videos

Stretching Micropatterned Cells on a PDMS Membrane
09:41

Stretching Micropatterned Cells on a PDMS Membrane

Published on: January 22, 2014

16.0K
Applying Permanent, Robust Stenciled Patterns of Fine Particles to Elastomeric Surfaces
07:12

Applying Permanent, Robust Stenciled Patterns of Fine Particles to Elastomeric Surfaces

Published on: July 8, 2025

522

Related Experiment Videos

Last Updated: Feb 24, 2026

Generation of Multicue Cellular Microenvironments by UV-Photopatterning of Three-Dimensional Cell Culture Substrates
09:30

Generation of Multicue Cellular Microenvironments by UV-Photopatterning of Three-Dimensional Cell Culture Substrates

Published on: June 2, 2022

2.9K
Stretching Micropatterned Cells on a PDMS Membrane
09:41

Stretching Micropatterned Cells on a PDMS Membrane

Published on: January 22, 2014

16.0K
Applying Permanent, Robust Stenciled Patterns of Fine Particles to Elastomeric Surfaces
07:12

Applying Permanent, Robust Stenciled Patterns of Fine Particles to Elastomeric Surfaces

Published on: July 8, 2025

522

Area of Science:

  • Materials Science
  • Surface Engineering
  • Nanotechnology

Background:

  • Surface wrinkling is a key method for tuning material properties.
  • Existing methods produce wrinkles with limited orientation control.
  • A need exists for selective and multidirectional wrinkle patterns.

Purpose of the Study:

  • To develop a method for creating highly selective, multidirectional wrinkle patterns.
  • To investigate the process of sequential uniaxial strain with polymeric shadow masks.
  • To explore the resulting compound topography and its impact on diffusion properties.

Main Methods:

  • Utilizing conformal, non-traceable polymeric stencils with microapertures.
  • Applying sequential uniaxial strain to a substrate prior to oxidation.
  • Forming discrete, parallel wrinkles within confined domains.

Main Results:

  • Successfully generated multidirectional wrinkle patterns with high selectivity and orientation.
  • Observed compound topography including wrinkle islands and secondary wrinkles.
  • Demonstrated tunable diffusion properties, from semi-transparent to multidirectional diffusion.

Conclusions:

  • The sequential strain and shadow mask method enables precise control over surface topography.
  • The generated wrinkle patterns offer new avenues for advanced optical diffuser applications.
  • This technique provides a contamination-free route to complex surface structures.