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Related Experiment Video

Updated: May 26, 2025

Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography

Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography

Published on: September 29, 2019

Experimental models for cohesive granular materials: a review.

Ram Sudhir Sharma¹, Alban Sauret^2,3

¹Department of Mechanical Engineering, University of California, Santa Barbara, California 93106, USA. ramsharma@ucsb.edu.

|February 25, 2025

Summary

This study reviews experimental methods for controlling particle adhesion in granular materials. Understanding cohesive granular flows is crucial for industrial and environmental applications.

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Last Updated: May 26, 2025

Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography

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Area of Science:

Physics of granular materials
Materials science
Fluid dynamics

Background:

Granular materials are ubiquitous in industrial, environmental, and civil engineering.
Cohesion significantly alters granular system behavior compared to cohesionless grains.
Controlled experiments on cohesive granular systems are challenging but essential.

Purpose of the Study:

To review experimental approaches for creating and controlling particle adhesion.
To synthesize recent studies on model cohesive grains.
To discuss future research directions in cohesive granular mechanics.

Main Methods:

Review of experimental techniques for particle adhesion control.
Synthesis of data from studies using model cohesive grains.
Analysis of granular and bulk mechanics in cohesive systems.

Main Results:

Development of experimental methods to control inter-particle adhesion.
Demonstration of how controlled adhesion impacts granular flow behavior.
Identification of key parameters for studying cohesive granular systems.

Conclusions:

Experimental control over particle stickiness advances the study of cohesive granular flows.
Further research is needed to fully understand and model cohesive granular mechanics.
These experimental approaches offer new avenues for industrial and environmental applications.