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

Plastic Behavior01:21

Plastic Behavior

259
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...
259
Plastic Deformations01:14

Plastic Deformations

130
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...
130
Temperature Dependent Deformation01:12

Temperature Dependent Deformation

191
In a nonhomogeneous rod made up of steel and brass, restrained at both ends and subjected to a temperature change, several steps are involved in calculating the stress and compressive load. Due to the problem's static indeterminacy, one end support is disconnected, allowing the rod to experience the temperature change freely. Next, an unknown force is applied at the free end, triggering deformations in the rod's steel and brass portions. These deformations are then calculated and added...
191
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

326
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.
326
Deformations in a Symmetric Member in Bending01:18

Deformations in a Symmetric Member in Bending

257
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...
257
Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

289
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...
289

You might also read

Related Articles

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

Sort by
Same author

Integration of cognitive behavioral therapy and mobile health applications among university students with depression: a qualitative study.

International journal of qualitative studies on health and well-being·2026
Same author

WTAP Deficiency Promotes Podocyte PANoptosis and FSGS via SPP1 Signaling.

Circulation research·2026
Same author

Inorganic materials to prevent liquefactive necrosis and improve wound healing: A role of infection control across ischemic models.

Materials today. Bio·2026
Same author

Digital Game-Based Learning Interventions to Alleviate Depressive Symptoms in Adolescents and Young Adults: A Scoping Review.

Issues in mental health nursing·2026
Same author

Loss of function of Noggin inhibits glial scar formation and motor function recovery after spinal cord injury.

Frontiers in neural circuits·2026
Same author

Automated rapid cooling of high-temperature vacuum furnaces for high throughput neutron experimentation.

The Review of scientific instruments·2026

Related Experiment Video

Updated: Sep 8, 2025

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
08:55

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses

Published on: June 7, 2018

8.6K

Deformation Behaviors in Single BCC-Phase Refractory Multi-Principal Element Alloys under Dynamic Conditions.

Chanho Lee1, Deva Prasaad Neelakandan1, Dongyue Xie2

  • 1Materials Engineering, Auburn University, Auburn, AL, 36849, USA.

Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|August 4, 2025
PubMed
Summary

This study explores the mechanical behavior of a NbTaTiV refractory multi-principal element alloy (RMPEA). The alloy exhibits stable properties across varying strain rates and temperatures, with twinning influencing hardening at cryogenic conditions.

Keywords:
deformation twinningdynamic deformationrefractory multi‐principal element alloys

More Related Videos

A Novel Biaxial Testing Apparatus for the Determination of Forming Limit under Hot Stamping Conditions
07:40

A Novel Biaxial Testing Apparatus for the Determination of Forming Limit under Hot Stamping Conditions

Published on: April 4, 2017

7.7K
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

Related Experiment Videos

Last Updated: Sep 8, 2025

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
08:55

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses

Published on: June 7, 2018

8.6K
A Novel Biaxial Testing Apparatus for the Determination of Forming Limit under Hot Stamping Conditions
07:40

A Novel Biaxial Testing Apparatus for the Determination of Forming Limit under Hot Stamping Conditions

Published on: April 4, 2017

7.7K
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

Area of Science:

  • Materials Science
  • Mechanical Engineering
  • Metallurgy

Background:

  • Refractory multi-principal element alloys (RMPEAs) are promising for high-temperature applications.
  • Understanding the mechanical behavior of these alloys under diverse conditions is crucial for their development.

Purpose of the Study:

  • Investigate the mechanical behavior and microstructural evolution of a BCC-phase NbTaTiV RMPEA.
  • Analyze the influence of strain rate and temperature on the alloy's properties.
  • Elucidate the mechanisms behind strain-hardening at different temperatures.

Main Methods:

  • Experimental testing across a wide range of strain rates (10⁻³ to 10³ s⁻¹) and temperatures (room temperature to 850 °C).
  • Microstructural analysis to observe deformation mechanisms.
  • Density functional theory (DFT) calculations to predict material properties.

Main Results:

  • The NbTaTiV RMPEA shows limited strain-rate dependence and resistance to high-temperature softening.
  • Type-I twinning observed at high strain rates, but adiabatic heating limits hardening.
  • Significant strain-hardening occurs at cryogenic temperatures due to twin formation and interaction.

Conclusions:

  • The NbTaTiV RMPEA demonstrates robust mechanical performance across various conditions.
  • Twinning plays a critical role in strain hardening, particularly at cryogenic temperatures.
  • DFT calculations support experimental findings, predicting low stacking fault energies and high twinning stress.