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

Characteristics of Dry Friction01:21

Characteristics of Dry Friction

917
Dry friction occurs when two solid surfaces slide against each other without any lubrication or fluid present. It causes resistance when pushing objects along a surface, like a gardener pushing a wheelbarrow. The force applied to move the cart causes dry friction between the wheel and the ground.
Before the wheelbarrow starts moving, the static frictional force acts tangentially to the contact surface, opposing the force that is about to induce the motion. This frictional force prevents the...
917
Frictional Force01:07

Frictional Force

9.4K
When a body is in motion, it encounters resistance because the body interacts with its surroundings. This resistance is known as friction, a common yet complex force whose behavior is still not completely understood. Friction opposes relative motion between systems in contact, but also allows us to move. Friction arises in part due to the roughness of surfaces in contact. For one object to move along a surface, it must rise to where the peaks of the surface can skip along the bottom of the...
9.4K
Dry Friction01:30

Dry Friction

843
Dry friction occurs between two solid surfaces in contact as they attempt to move relative to one another. In daily life, dry friction is encountered in various forms, such as when walking on the ground, sliding an object across a table, or rubbing hands together. Despite its ubiquity, the underlying mechanisms behind dry friction are not readily visible.
To illustrate this concept, imagine a wooden crate resting on a rough, non-uniform horizontal surface. When an external force is applied to...
843
Static and Kinetic Frictional Force01:05

Static and Kinetic Frictional Force

24.9K
One of the simpler characteristics of sliding friction is that it is parallel to the contact surfaces between systems, and is always in a direction that opposes the motion or attempted motion of the systems relative to each other. If two systems are in contact and moving relative to one another, then the friction between them is called kinetic friction. For example, kinetic friction slows a hockey puck sliding on ice.
However, if two systems are in contact and are stationary relative to one...
24.9K
Kinetic Friction01:26

Kinetic Friction

1.3K
Consider a truck trying to pull a stationary car. As the truck exerts a force on the car, static friction is created at the point of contact between the two surfaces. This frictional force resists the car's movement and keeps it at rest. However, when the applied force by the truck surpasses the limiting static frictional force, an interesting phenomenon occurs. The frictional force at the interface reduces to a lower value, known as the kinetic frictional force. At this point, the car...
1.3K
Types of Friction Problems01:27

Types of Friction Problems

898
Friction is an essential concept in physics, engineering, and everyday life. It is the force that opposes the relative motion or tendency of such motion between two surfaces in contact. One of the most common types of friction encountered in various applications is dry friction. Dry friction problems can be broadly categorized into three types, each with unique characteristics and challenges.
The first type of dry friction problem involves situations where there is no apparent impending motion....
898

You might also read

Related Articles

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

Sort by
Same author

Integrating serial block-face SEM with voxel-based finite element analysis for high-fidelity micromechanical modelling of anisotropic soft tissues: application to human dermis.

Biomechanics and modeling in mechanobiology·2026
Same author

Effects of gamma sterilisation on dissipation mechanisms in polyethylene glycol hydrogels - Novel insights revealed by nanoindentation and modelling.

Journal of the mechanical behavior of biomedical materials·2026
Same author

Modelling of cardiac biventricular electromechanics with coronary blood flow to investigate the influence of coronary arterial motion on coronary haemodynamic.

Computer methods and programs in biomedicine·2025
Same author

Development of a methodology for in vitro and in silico simulation of transcatheter aortic valve replacement using 3D-printed valve frames.

Computers in biology and medicine·2025
Same author

Rapid flapping and fibre-reinforced membrane wings are key to high-performance bat flight.

Journal of the Royal Society, Interface·2023
Same author

A high-throughput 3D X-ray histology facility for biomedical research and preclinical applications.

Wellcome open research·2023

Related Experiment Video

Updated: Dec 29, 2025

Preparation and Friction Force Microscopy Measurements of Immiscible, Opposing Polymer Brushes
13:57

Preparation and Friction Force Microscopy Measurements of Immiscible, Opposing Polymer Brushes

Published on: December 24, 2014

14.3K

Skin Microstructure is a Key Contributor to Its Friction Behaviour.

Maria F Leyva-Mendivil1,2, Jakub Lengiewicz3, Anton Page4

  • 11National Centre for Advanced Tribology at Southampton (nCATS), Faculty of Engineering and the Environment, University of Southampton, Southampton, SO17 1BJ UK.

Tribology Letters
|February 4, 2020
PubMed
Summary

The skin's microscopic structure significantly influences friction, especially in dry conditions. Understanding this complex interplay is crucial for accurate simulations in various applications.

Keywords:
Contact mechanicsFinite elementFriction mechanismsImage-based modellingMaterial propertiesMicrostructureSkin

More Related Videos

The Role of Fabric in Frictional Properties of Phyllosilicate-Rich Tectonic Faults
07:39

The Role of Fabric in Frictional Properties of Phyllosilicate-Rich Tectonic Faults

Published on: November 6, 2021

3.5K
Experiments on Ultrasonic Lubrication Using a Piezoelectrically-assisted Tribometer and Optical Profilometer
09:21

Experiments on Ultrasonic Lubrication Using a Piezoelectrically-assisted Tribometer and Optical Profilometer

Published on: September 28, 2015

12.9K

Related Experiment Videos

Last Updated: Dec 29, 2025

Preparation and Friction Force Microscopy Measurements of Immiscible, Opposing Polymer Brushes
13:57

Preparation and Friction Force Microscopy Measurements of Immiscible, Opposing Polymer Brushes

Published on: December 24, 2014

14.3K
The Role of Fabric in Frictional Properties of Phyllosilicate-Rich Tectonic Faults
07:39

The Role of Fabric in Frictional Properties of Phyllosilicate-Rich Tectonic Faults

Published on: November 6, 2021

3.5K
Experiments on Ultrasonic Lubrication Using a Piezoelectrically-assisted Tribometer and Optical Profilometer
09:21

Experiments on Ultrasonic Lubrication Using a Piezoelectrically-assisted Tribometer and Optical Profilometer

Published on: September 28, 2015

12.9K

Area of Science:

  • Multiphysics and Multiscale Phenomena
  • Biomedical Engineering
  • Materials Science

Background:

  • Skin friction is a complex, poorly understood phenomenon relevant to numerous applications.
  • The influence of skin's microscopic topography, microstructure, and mechanical properties on friction is unclear.

Purpose of the Study:

  • To quantify the effect of skin microstructure on macroscopic frictional response.
  • To investigate how skin's microscopic features modulate its frictional behavior.

Main Methods:

  • Developed a parametric finite element contact homogenization procedure.
  • Utilized an anatomically realistic, image-based, multilayer finite element model of human skin.
  • Simulated sliding of rigid indenters over the skin model with specified microscopic friction.

Main Results:

  • Skin microstructure and surface topography significantly modulate the deformation component of macroscopic friction.
  • This effect is amplified with increased stratum corneum stiffness (e.g., in dry environments).
  • Modeling skin as flat layers reduces the global friction coefficient compared to local friction.

Conclusions:

  • Skin's microstructural complexity is a dominant factor in friction, particularly in dry conditions.
  • Current simulation approaches for friction coefficients may not accurately reflect microscopic and macroscopic conditions.
  • The developed modeling methodology provides mechanistic insights into friction and complements experimental studies.