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

Lift01:23

Lift

554
Lift is a fundamental aerodynamic force that acts perpendicular to the direction of airflow. It plays a central role in achieving and sustaining flight and in stabilizing various vehicles. Lift primarily originates from pressure differences created across surfaces, such as an airfoil. A lower pressure region forms above the wing, while a higher pressure region forms below it, generating an upward force. This differential results from the shape and orientation of the airfoil, enabling the wing...
554
Plant Cell Wall02:43

Plant Cell Wall

60.5K
The plant cell wall gives plant cells shape, support, and protection. As a cell matures, its cell wall specializes according to the cell type. For example, the parenchyma cells of leaves possess only a thin, primary cell wall.
60.5K
Plant Cell Wall01:07

Plant Cell Wall

7.8K
Plant cells have a cell wall, a rigid outer covering that protects the cell and provides shape and support. During cell division, a mixture of enzymes, proteins, and glucose molecules is transported via vesicles to the center of the cell. These vesicles continuously fuse and build a cell plate between the dividing cells. As the cell plate matures, new polysaccharides are added to it to form the cell walls of the daughter cells. The predominant polysaccharide in the cell wall is cellulose, made...
7.8K
Bacterial Cell Wall01:22

Bacterial Cell Wall

3.9K
The bacterial cell wall is an essential structural component that encases the plasma membrane, preserving cellular integrity, determining shape, and protecting against osmotic stress. This rigid yet flexible structure primarily comprises peptidoglycan, a polymer that forms a mesh-like matrix conferring mechanical strength and flexibility.Peptidoglycan Composition and StructurePeptidoglycan, the core of the bacterial cell wall, comprises alternating units of N-acetylglucosamine (NAG) and...
3.9K
Composite Masonry Walls01:18

Composite Masonry Walls

1.7K
Composite masonry walls combine multiple wythes of the same or different masonry materials to create a unified structure. These walls feature wythes that are bonded together either through mortar-filled collar joints, grouted spaces, or more commonly, with rigid metal ties and reinforcements, with the use of masonry header units being rare. Metal ties are preferred because they effectively minimize water penetration, as these walls primarily absorb moisture and then release it into the...
1.7K
Masonry Cavity Walls01:26

Masonry Cavity Walls

1.5K
Cavity walls feature a hollow space between the outer and inner wythes, connected only by corrosion-resistant metal ties. When water seeps through the outer wythe, it descends within this cavity, intercepted by flashing and eventually exiting through weep holes. To enhance moisture resistance, the inner wythe's cavity side often receives damp-proofing, doubling as an air barrier. The cavity can also house insulation to mitigate heat transfer.
Maintaining a clean cavity during construction...
1.5K

You might also read

Related Articles

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

Sort by
Same author

Mechanics-driven emergence of mesenchymal migration features.

Biomechanics and modeling in mechanobiology·2026
Same author

A long-chain heparan sulfate capture mechanism directs paracrine GDNF-GFRα1 signalling through RET.

bioRxiv : the preprint server for biology·2026
Same author

Engineered Coiled-Coils Convert Cholera Toxin B-Pentamers into Programmable Membrane Fusogens.

ACS nano·2026
Same author

Bacterial exploration of solid/liquid interfaces: developing platforms to control the physicochemical microenvironment.

The European physical journal. E, Soft matter·2025
Same author

A Comparative Study of Flash Nanoprecipitation and Sequential Nanoprecipitation: Impact of Formulation Parameters on Drug-Loaded Nanoparticle Formation.

Molecular pharmaceutics·2025
Same author

Process and Formulation Parameters Governing Polymeric Microparticle Formation via Sequential NanoPrecipitation (SNaP).

ACS engineering Au·2025
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Related Experiment Video

Updated: Feb 10, 2026

The Soft Agar Colony Formation Assay
08:01

The Soft Agar Colony Formation Assay

Published on: October 27, 2014

113.8K

Elastohydrodynamic Lift at a Soft Wall.

Heather S Davies1, Delphine Débarre1, Nouha El Amri1

  • 1Université Grenoble Alpes, CNRS, LIPhy, 38000 Grenoble, France.

Physical Review Letters
|May 26, 2018
PubMed
Summary
This summary is machine-generated.

We experimentally show that microbeads lift off surfaces with soft polymer layers as flow strength increases. This "soft lubrication" phenomenon, driven by layer deformation, is crucial for understanding microcirculation physics.

More Related Videos

Glycan Profiling of Plant Cell Wall Polymers using Microarrays
12:30

Glycan Profiling of Plant Cell Wall Polymers using Microarrays

Published on: December 17, 2012

15.2K
Bioinspired Soft Robot with Incorporated Microelectrodes
08:24

Bioinspired Soft Robot with Incorporated Microelectrodes

Published on: February 28, 2020

9.4K

Related Experiment Videos

Last Updated: Feb 10, 2026

The Soft Agar Colony Formation Assay
08:01

The Soft Agar Colony Formation Assay

Published on: October 27, 2014

113.8K
Glycan Profiling of Plant Cell Wall Polymers using Microarrays
12:30

Glycan Profiling of Plant Cell Wall Polymers using Microarrays

Published on: December 17, 2012

15.2K
Bioinspired Soft Robot with Incorporated Microelectrodes
08:24

Bioinspired Soft Robot with Incorporated Microelectrodes

Published on: February 28, 2020

9.4K

Area of Science:

  • Fluid dynamics
  • Soft matter physics
  • Biophysics

Background:

  • Understanding particle dynamics near surfaces is key in microfluidics and biological systems.
  • Soft polymer layers on surfaces can alter particle interactions and motion.
  • Elastohydrodynamics describes the interplay between elastic deformation and fluid flow.

Purpose of the Study:

  • To experimentally investigate microbead motion in shear flow near a soft polymer layer.
  • To quantify the relationship between flow strength and microbead lift-off.
  • To validate theoretical predictions of elastohydrodynamics in a soft lubrication context.

Main Methods:

  • Utilized microfluidics for controlled flow experiments.
  • Employed 3D optical tracking for precise microbead positioning.
  • Combined experimental data with theoretical elastohydrodynamics models.

Main Results:

  • Observed a steady-state increase in microbead-to-surface distance with increasing flow strength.
  • Demonstrated that flow-induced polymer layer deformation causes this lift.
  • Achieved quantitative agreement between experimental findings and theoretical predictions.

Conclusions:

  • Provided the first experimental evidence of "soft lubrication" at the microscale.
  • Highlighted the relevance of soft lubrication to systems like blood microcirculation.
  • Confirmed the predictive power of elastohydrodynamics for soft interfaces in flow.