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

Bending01:10

Bending

834
Pure bending is a fundamental concept in structural mechanics, essential for understanding how materials deform under symmetrical loads without direct forces. Pure bending occurs when prismatic members, such as beams, are subjected to equal and opposite moments that induce bending. The phenomenon is crucial as it allows for predicting stress distributions without the influence of axial or shear forces.
In pure bending, the bending stress in a beam is calculated based on the bending moment and...
834
Residual Stresses in Bending01:18

Residual Stresses in Bending

519
In the study of elastoplastic members subjected to bending moments, understanding the loading and unloading phases is crucial for assessing material behavior and structural integrity. During the loading phase, as the bending moment increases, the material initially responds elastically, adhering to Hooke's Law, where stress is directly proportional to strain. When the load exceeds the yield strength, plastic deformation occurs, resulting in permanent strain and deformation that remains even...
519
Bending of Curved Members - Strain Analysis01:14

Bending of Curved Members - Strain Analysis

494
The mechanics of deformation in curved members, such as beams or arches, under bending moments, involve complex responses. When such a member, symmetric about the y-axis and shaped like a segment of a circle centered at point C, is subjected to equal and opposite forces, its curvature and surface lengths change significantly. This alteration results in the shift of the curvature's center from C to C', indicating a tighter curve.
The important part of bending analysis for such a member...
494
Unsymmetric Bending01:18

Unsymmetric Bending

785
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...
785
Bending of Material: Problem Solving01:09

Bending of Material: Problem Solving

489
In this lesson, determine the ratio of the maximum bending moments applied to two metal pipes, given that both pipes can withstand a maximum stress of 100 MPa. Both pipes have an outer radius of 1.8 cm. Pipe A has an inner radius of 1.5 cm, and Pipe B has an inner radius of 1 cm. The ratio of the maximum bending moment applied to two metallic pipes, each with a different inner and outer radius, is determined by considering their dimensions. The inner radius of the first pipe is 1.5 cm, and for...
489
Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

580
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...
580

You might also read

Related Articles

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

Sort by
Same author

Evaluating nitrogen uptake: Methods and applications for plant research.

Applications in plant sciences·2026
Same author

Experimental Approaches for Assessing Root Mechanical Properties in Maize.

Cold Spring Harbor protocols·2025
Same author

Phenotypic plasticity in maize grain yield: Genetic and environmental insights of response to environmental gradients.

The plant genome·2025
Same author

A biphasic trajectory for maize stalk mechanics shaped by genetic, environmental, and biotic factors.

The Plant journal : for cell and molecular biology·2025
Same author

A tool to measure maize root system stiffness that enables a comprehensive understanding of plant mechanics and lodging.

Journal of experimental botany·2025
Same author

Graft incompatibility between pepper and tomato can be attributed to genetic incompatibility between diverged immune systems.

bioRxiv : the preprint server for biology·2024

Related Experiment Video

Updated: Jan 15, 2026

Author Spotlight: Enhancing Accuracy and Reproducibility in Whole Bone Bending Tests
04:20

Author Spotlight: Enhancing Accuracy and Reproducibility in Whole Bone Bending Tests

Published on: September 1, 2023

1.3K

Three-Point Bend Testing for Quantification of Maize Brace Roots Mechanics.

Emilia Pierce1, Ashley N Hostetler1,2, Erin E Sparks3,2,4

  • 1Department of Plant and Soil Sciences, University of Delaware, Newark, Delaware 19713, USA.

Cold Spring Harbor Protocols
|October 15, 2025
PubMed
Summary

This study presents a new protocol for measuring the mechanical properties of maize brace roots. This method helps in breeding maize varieties with better anchorage and resistance to root lodging, a major cause of crop yield loss.

More Related Videos

A Bending Test for Determining the Atterberg Plastic Limit in Soils
08:16

A Bending Test for Determining the Atterberg Plastic Limit in Soils

Published on: June 28, 2016

20.9K
Characterizing Mechanical Properties of Primary Cell Wall in Living Plant Organs Using Atomic Force Microscopy
09:52

Characterizing Mechanical Properties of Primary Cell Wall in Living Plant Organs Using Atomic Force Microscopy

Published on: May 18, 2022

2.6K

Related Experiment Videos

Last Updated: Jan 15, 2026

Author Spotlight: Enhancing Accuracy and Reproducibility in Whole Bone Bending Tests
04:20

Author Spotlight: Enhancing Accuracy and Reproducibility in Whole Bone Bending Tests

Published on: September 1, 2023

1.3K
A Bending Test for Determining the Atterberg Plastic Limit in Soils
08:16

A Bending Test for Determining the Atterberg Plastic Limit in Soils

Published on: June 28, 2016

20.9K
Characterizing Mechanical Properties of Primary Cell Wall in Living Plant Organs Using Atomic Force Microscopy
09:52

Characterizing Mechanical Properties of Primary Cell Wall in Living Plant Organs Using Atomic Force Microscopy

Published on: May 18, 2022

2.6K

Area of Science:

  • Agricultural Science
  • Plant Biology
  • Biomechanical Engineering

Background:

  • Root lodging, a form of plant mechanical failure, significantly reduces crop yields, particularly in maize.
  • Brace roots are crucial for providing structural support and preventing root lodging.
  • Limited characterization exists for individual brace root mechanical properties, hindering efforts to improve crop anchorage.

Purpose of the Study:

  • To introduce a standardized protocol for evaluating the mechanical properties of maize brace roots.
  • To enable quantitative assessment of root mechanics for breeding improved maize varieties.
  • To provide a method adaptable for assessing other plant or root types.

Main Methods:

  • Developed a protocol for three-point bend mechanical testing of maize brace roots.
  • Utilized an Instron Universal Testing Stand for mechanical evaluation.
  • Detailed procedures for root preparation, instrument setup, testing, and data analysis were established.

Main Results:

  • Successfully outlined a comprehensive protocol for maize brace root mechanical property evaluation.
  • The protocol is adaptable for assessing the mechanics of diverse plant and root structures.
  • Provides a foundation for quantitative characterization of root mechanical traits.

Conclusions:

  • The described protocol offers a valuable tool for quantifying maize brace root mechanics.
  • This methodology can aid in the selection and breeding of maize varieties with enhanced lodging resistance.
  • Facilitates advancements in understanding plant biomechanics and improving crop structural integrity.