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

Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

277
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...
277
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

317
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.
317
Principal Stresses: Problem Solving01:15

Principal Stresses: Problem Solving

288
When analyzing two planes intersecting at right angles under the influence of shearing, tensile, and compressive stresses, it is essential to identify principal planes, maximum shearing stress, and principal stresses. To find the principal planes, apply a formula that equates them to twice the shearing stress divided by the difference between tensile and compressive stresses.
288
Deformation of Member under Multiple Loadings01:11

Deformation of Member under Multiple Loadings

203
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...
203
Plastic Deformations01:14

Plastic Deformations

119
It is essential to understand how structural members behave under plastic deformation when the bending stress exceeds the material's yield strength. This state of deformation permanently alters the shape of the member, in contrast to the linear elastic behavior observed before yielding. The strain at any point in the member is expressed in terms of maximum strain. Notably, the neutral axis, which coincides with the centroid during elastic bending, shifts away from the centroid under plastic...
119
Plastic Deformations of Members with a Single Plane of Symmetry01:21

Plastic Deformations of Members with a Single Plane of Symmetry

118
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...
118

You might also read

Related Articles

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

Sort by
Same author

Divergent evolution of slip banding in CrCoNi alloys.

Nature communications·2025
Same author

Ubiquitous short-range order in multi-principal element alloys.

Nature communications·2024
Same author

Exceptional electronic transport and quantum oscillations in thin bismuth crystals grown inside van der Waals materials.

Nature materials·2024
Same author

Neural network kinetics for exploring diffusion multiplicity and chemical ordering in compositionally complex materials.

Nature communications·2024
Same author

Interfacial Features Govern Nanoscale Jumping Droplets.

Langmuir : the ACS journal of surfaces and colloids·2023
Same author

Revealing hidden defects through stored energy measurements of radiation damage.

Science advances·2022
Same journal

Spatiotemporal control of myoblast identity drives muscle diversity in the <i>Drosophila</i> leg.

Science advances·2026
Same journal

Stellar feedback drives the baryon deficiency in low-mass galaxies.

Science advances·2026
Same journal

Antiferroelectric thin films embedded with ferroelectric switching loop for giant negative electrocaloric effect.

Science advances·2026
Same journal

Tetraphosphorylated phthalocyanine-based self-assembled monolayer stabilizes perovskite photovoltaics.

Science advances·2026
Same journal

Dual-mode analysis of ischemic stroke based on urine SERS spectra and carotid B-ultrasound.

Science advances·2026
Same journal

Remote homology and functional genetics unmask deeply preserved Scm3/HJURP orthologs in metazoans.

Science advances·2026
See all related articles

Related Experiment Video

Updated: Aug 22, 2025

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

2.3K

Maximum strength and dislocation patterning in multi-principal element alloys.

Penghui Cao1

  • 1Department of Mechanical and Aerospace Engineering, University of California, Irvine, Irvine, CA 92697, USA.

Science Advances
|November 9, 2022
PubMed
Summary
This summary is machine-generated.

Chemical short-range order (SRO) in multi-principal element alloys (MPEAs) enhances strength and alters deformation. Tailoring SRO and grain texture offers a strategy for optimizing MPEA mechanical properties.

More Related Videos

An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature
14:51

An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature

Published on: September 23, 2018

7.0K
Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys
12:18

Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys

Published on: June 27, 2022

2.8K

Related Experiment Videos

Last Updated: Aug 22, 2025

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

2.3K
An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature
14:51

An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature

Published on: September 23, 2018

7.0K
Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys
12:18

Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys

Published on: June 27, 2022

2.8K

Area of Science:

  • Materials Science
  • Metallurgy
  • Computational Materials Science

Background:

  • Multi-principal element alloys (MPEAs) offer tunable properties due to their complex compositions.
  • Chemical short-range order (SRO) is a key microstructural feature influencing MPEA behavior.
  • Understanding deformation mechanisms is crucial for designing high-performance MPEAs.

Purpose of the Study:

  • To investigate the impact of SRO on Hall-Petch strengthening limits in a model CrCoNi alloy.
  • To elucidate deformation mechanisms and dislocation patterning influenced by chemical ordering.
  • To explore strategies for mechanical property tuning in MPEAs.

Main Methods:

  • Large-scale atomistic simulations were employed to model a CrCoNi MPEA.
  • Analysis focused on the interplay between SRO, grain orientation, and slip systems.
  • Deformation-induced structure transformations and dislocation networks were examined.

Main Results:

  • SRO significantly increases maximum strength and reduces faulting and phase transformation.
  • Planar slip and strain localization are intensified by SRO.
  • Deformation microstructures and dislocation patterns vary with crystallographic orientation and slip activity.

Conclusions:

  • Grain orientation and slip plane activity dictate microstructural evolution and dislocation patterning.
  • Single-slip grains show higher transformation rates, while double-slip grains exhibit denser dislocation networks.
  • Simultaneous tuning of grain texture and local chemical order provides a mechanistic route to control MPEA mechanical behavior.