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

Design Example: Deciding Thickness of Lubricating Fluid in a Shaft01:23

Design Example: Deciding Thickness of Lubricating Fluid in a Shaft

Effective lubrication between a rotating shaft and its bearing housing is essential in rotating machinery to minimize friction, wear, and energy loss. With carefully controlled thickness and viscosity, the lubricant layer prevents metal-to-metal contact, ensuring smooth operation.
To calculate the required thickness of the lubricant layer, the tangential velocity at the shaft's surface must first be determined. This velocity is calculated by converting the rotational speed to angular velocity...
Liquid–Solid Solutions01:29

Liquid–Solid Solutions

The process of a solid dissolving in a liquid to form a solution is governed by the solubility limit, which is the maximum amount of the solid substance, or solute, that can be dissolved in a specific volume of the liquid or solvent. As the solute dissolves, it reaches a point where no more solute can be dissolved at a given temperature - this is known as the saturation point. However, if further solute is added and it manages to dissolve, the solution becomes supersaturated. Supersaturated...
Steady, Laminar Flow Between Parallel Plates01:17

Steady, Laminar Flow Between Parallel Plates

Understanding steady, laminar flow between parallel plates is essential for analyzing and designing flow in narrow rectangular channels, commonly found in various water conveyance and drainage systems. The Navier-Stokes equations govern fluid motion and are generally challenging to solve due to their nonlinearity. However, simplifications are possible in certain cases, like the steady laminar flow between parallel plates. For this scenario, we assume steady, incompressible, laminar flow.
Accelerating Fluids01:17

Accelerating Fluids

When a fluid is in constant acceleration, the pressure and buoyant force equations are modified. Suppose a beaker is placed in an elevator accelerating upward with a constant acceleration, a. In the beaker, assume there is a thin cylinder of height h with an infinitesimal cross-sectional area, ΔS.
The motion of the liquid within this infinitesimal cylinder is considered to obtain the pressure difference. Three vertical forces act on this liquid:
Laminar Flow: Problem Solving01:24

Laminar Flow: Problem Solving

Laminar flow occurs when a fluid moves smoothly in parallel layers with minimal mixing and turbulence. In fluid mechanics, ensuring laminar flow within a pipe is essential for precise control of flow characteristics, especially in engineering applications. The key factor in determining whether flow remains laminar is the Reynolds number, a dimensionless quantity that depends on the fluid's velocity, density, viscosity, and the pipe's diameter. A Reynolds number of 2100 or lower indicates...
Steady, Laminar Flow in Circular Tubes01:23

Steady, Laminar Flow in Circular Tubes

Hagen-Poiseuille flow describes a viscous fluid's steady, incompressible flow through a cylindrical tube with a constant radius R. This flow profile is often applied to understand fluid transport in narrow channels, such as capillaries. It serves as a foundational example of laminar flow. In this model, cylindrical coordinates (r,θ,z) are used to describe the radial (r), angular (θ), and axial (z) dimensions within the tube. For Hagen-Poiseuille flow, the velocity profile is purely axial,...

You might also read

Related Articles

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

Sort by
Same author

Call for Papers: Advances in Pharmaceutical Sciences in Africa.

Molecular pharmaceutics·2026
Same author

Graph-Theory Approach to Element Miscibility and Alloy Design.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2025
Same author

Cellulose-lignin wound patch on Janus textile support for dual tissue regeneration and antibacterial action in cutaneous leishmaniasis wounds.

International journal of biological macromolecules·2025
Same author

Adsorption Characteristics of Bacterial Cellulose Membranes Toward Methylene Blue Dye in Aqueous Environment.

Gels (Basel, Switzerland)·2025
Same author

In-situ thermo-mechano-chemical transformation and consolidation of Sm-Co powders via a single-step route for bulk magnet fabrication.

Nature communications·2025
Same author

Timed Physical Password or Authentication Keys.

ACS applied materials & interfaces·2025
Same journal

Programmable Patch Formation on Anisotropic Nanoparticles.

ACS materials Au·2026
Same journal

Advancing Parkinson's Prevention: Brain-Specific Lipopolyplex Delivery of the GDNF as a Neuroprotective Gene Therapy.

ACS materials Au·2026
Same journal

Cross-Linkable Protein Nanofiber Aerogels for the Removal of Cationic and Anionic Dyes.

ACS materials Au·2026
Same journal

Strongly Confined Bismuth Antimonide Quantum Dots.

ACS materials Au·2026
Same journal

Dual-Ion Based Magneto-ionic Effects in Nanoporous Pd<sub>75</sub>Co<sub>25</sub> Alloy.

ACS materials Au·2026
Same journal

Recycling Organic Semiconductors: Toward Sustainable Emerging Electronics.

ACS materials Au·2026
See all related articles

Related Experiment Video

Updated: May 19, 2026

Synthesizing Lipid Nanoparticles by Turbulent Flow in Confined Impinging Jet Mixers
08:10

Synthesizing Lipid Nanoparticles by Turbulent Flow in Confined Impinging Jet Mixers

Published on: August 23, 2024

Optimizing Solid Lubricity in Complex Particle Flow.

Dhanush U Jamadgni1,2, Lianett A Pineda1, Martin Thuo1,2

  • 1Materials Science and Engineering, North Carolina State University, Raleigh, North Carolina 27606, United States.

ACS Materials Au
|May 18, 2026
PubMed
Summary
This summary is machine-generated.

Network disruptors (NDs) improve granular matter flow. Fiber shape, carbonization, tensile strength, and curl index are key factors influencing flow energy and fluency.

Keywords:
cellulosic materialscomplex particlesgranular flownetwork disruptorssolid lubricants

More Related Videos

High Throughput Single-cell and Multiple-cell Micro-encapsulation
16:19

High Throughput Single-cell and Multiple-cell Micro-encapsulation

Published on: June 15, 2012

Light-induced Patterning and Grafting for Slippery Surfaces based on Silane-coated Nanoporous Structures
07:23

Light-induced Patterning and Grafting for Slippery Surfaces based on Silane-coated Nanoporous Structures

Published on: November 14, 2025

Related Experiment Videos

Last Updated: May 19, 2026

Synthesizing Lipid Nanoparticles by Turbulent Flow in Confined Impinging Jet Mixers
08:10

Synthesizing Lipid Nanoparticles by Turbulent Flow in Confined Impinging Jet Mixers

Published on: August 23, 2024

High Throughput Single-cell and Multiple-cell Micro-encapsulation
16:19

High Throughput Single-cell and Multiple-cell Micro-encapsulation

Published on: June 15, 2012

Light-induced Patterning and Grafting for Slippery Surfaces based on Silane-coated Nanoporous Structures
07:23

Light-induced Patterning and Grafting for Slippery Surfaces based on Silane-coated Nanoporous Structures

Published on: November 14, 2025

Area of Science:

  • Materials Science
  • Physics
  • Chemical Engineering

Background:

  • Granular matter flow is a complex challenge, particularly with intricate particle shapes.
  • Solid lubricants, now termed network disruptors (NDs), enhance flow by disrupting force chains.
  • Understanding ND attributes is crucial for optimizing granular material fluidity.

Purpose of the Study:

  • To establish criteria for enhancing granular material flow using network disruptors (NDs).
  • To evaluate the impact of specific fiber attributes on rheological flow energy.
  • To identify key characteristics of NDs that promote better particle flow.

Main Methods:

  • Investigated the influence of fiber shape (cylindrical vs. flat) on flow energy.
  • Assessed the effect of carbonization (pyrolysis) on granular material fluency.
  • Correlated mechanical properties (tensile strength, curl index) and surface features with flow behavior.

Main Results:

  • Cylindrical fibers improved flow compared to flat fibers.
  • Carbonization significantly enhanced granular material fluency.
  • High tensile strength and curl index correlated with reduced flow energy, indicating enhanced fluency.

Conclusions:

  • Fiber shape and carbonization are critical for enhancing granular material flow.
  • High tensile strength confirms NDs' role as effective force chain disruptors.
  • Increased curl index suggests additive persistence, leading to sustained force chain disruption and improved flow.