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

Mechanical Systems01:22

Mechanical Systems

641
Mechanical systems are analogous to to electrical networks where springs and masses play similar roles to inductors and capacitors, respectively. A viscous damper in mechanical systems functions similarly to a resistor in electrical networks, dissipating energy. The forces acting on a mass in such systems include an applied force in the direction of motion, counteracted by forces from the spring, a viscous damper, and the mass's acceleration. This interplay of forces is mathematically...
641
Electro-mechanical Systems01:19

Electro-mechanical Systems

1.7K
Electromechanical systems are intricate configurations that effectively combine electrical and mechanical elements to achieve a desired outcome. Central to many of these systems is the DC motor, a device that converts electrical energy into mechanical motion, enabling various applications ranging from simple fans to complex robotic mechanisms.
A key component of the DC motor is the armature, a rotating circuit positioned within a magnetic field. As an electric current passes through the...
1.7K
Second Order systems II01:18

Second Order systems II

408
In an underdamped second-order system, where the damping ratio ζ is between 0 and 1, a unit-step input results in a transfer function that, when transformed using the inverse Laplace method, reveals the output response. The output exhibits a damped sinusoidal oscillation, and the difference between the input and output is termed the error signal. This error signal also demonstrates damped oscillatory behavior. Eventually, as the system reaches a steady state, the error diminishes to zero.
408
Dynamic Equilibrium02:20

Dynamic Equilibrium

62.7K
A reversible chemical reaction represents a chemical process that proceeds in both forward (left to right) and reverse (right to left) directions. When the rates of the forward and reverse reactions are equal, the concentrations of the reactant and product species remain constant over time and the system is at equilibrium. A special double arrow is used to emphasize the reversible nature of the reaction. The relative concentrations of reactants and products in equilibrium systems vary greatly;...
62.7K
First Order Systems01:21

First Order Systems

429
First-order systems, such as RC circuits, are foundational in understanding dynamic systems due to their straightforward input-output relationship. Analyzing their responses to different input functions under zero initial conditions reveals significant insights into system behavior.
When a first-order system is subjected to a unit-step input, its response is characterized by its transfer function. By applying the Laplace transform of the unit-step input to the transfer function, expanding the...
429
Second Order systems I01:20

Second Order systems I

598
A servo system exemplifies a second-order system, featuring a proportional controller and load elements that ensure the output position aligns with the input position. The relationship between these components is described by a second-order differential equation. Applying the Laplace transform under zero initial conditions yields the transfer function, showing how inputs are converted to outputs in the system.
By reinterpreting the system, one can derive the closed-loop transfer function, which...
598

You might also read

Related Articles

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

Sort by
Same author

The effect of press-needle therapy on postoperative nausea and vomiting in patients undergoing bronchoscopy under general anesthesia in China: a quasi-experimental study.

Frontiers in medicine·2026
Same author

A self-adaptive denoising and multi-scale spatio-temporal graph network for dissolved oxygen prediction.

Water research·2026
Same author

Topology-Regulated Polyurea: From Structural Design to Emerging Applications.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Lignin-modified high-performance waterborne polyurethane with enhanced UV, corrosion, and weather resistance for marine coatings.

International journal of biological macromolecules·2026
Same author

Lignin-Functionalized Supramolecular Binder Enables Aggressive Cathode Chemistries in Advanced Li-Ion Batteries.

Journal of the American Chemical Society·2026
Same author

Recyclable Thermoset Enabled by Copolymer of Elemental Sulfur and Acrylate With Controlled Disulfide Linkages.

Angewandte Chemie (International ed. in English)·2026

Related Experiment Video

Updated: Feb 2, 2026

Microfabricated Platforms for Mechanically Dynamic Cell Culture
15:21

Microfabricated Platforms for Mechanically Dynamic Cell Culture

Published on: December 26, 2010

14.1K

Dynamic surface antifouling: mechanism and systems.

Qingyi Xie1, Jiansen Pan, Chunfeng Ma

  • 1Faculty of Materials Science and Engineering, South China University of Technology, Guangzhou 510640, P. R. China. msmcf@scut.edu.cn.

Soft Matter
|November 17, 2018
PubMed
Summary

Dynamic surface antifouling (DSA) uses continuously changing surfaces to prevent marine biofouling. Developed coatings using degradable polymers show tunable renewability and excellent antifouling properties.

More Related Videos

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision
08:15

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision

Published on: March 28, 2025

1.2K
Fabrication of Micropatterned Hydrogels for Neural Culture Systems using Dynamic Mask Projection Photolithography
16:06

Fabrication of Micropatterned Hydrogels for Neural Culture Systems using Dynamic Mask Projection Photolithography

Published on: February 11, 2011

19.4K

Related Experiment Videos

Last Updated: Feb 2, 2026

Microfabricated Platforms for Mechanically Dynamic Cell Culture
15:21

Microfabricated Platforms for Mechanically Dynamic Cell Culture

Published on: December 26, 2010

14.1K
Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision
08:15

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision

Published on: March 28, 2025

1.2K
Fabrication of Micropatterned Hydrogels for Neural Culture Systems using Dynamic Mask Projection Photolithography
16:06

Fabrication of Micropatterned Hydrogels for Neural Culture Systems using Dynamic Mask Projection Photolithography

Published on: February 11, 2011

19.4K

Area of Science:

  • Marine biology
  • Materials science
  • Surface chemistry

Background:

  • Marine biofouling poses a significant global challenge, necessitating efficient and environmentally friendly antifouling solutions.
  • Traditional antifouling methods often face limitations regarding environmental impact and long-term efficacy.

Purpose of the Study:

  • To introduce and review the concept and systems of dynamic surface antifouling (DSA).
  • To present novel antifouling coatings based on degradable polymers with tunable renewability.
  • To highlight the potential of DSA in addressing marine biofouling challenges.

Main Methods:

  • Development of antifouling coatings using degradable polymers such as polyester-polyurethane, modified polyester, and poly(ester-co-acrylate).
  • Investigation of the dynamic surface properties, renewability, and mechanical performance of the developed coatings.
  • Evaluation of the antifouling efficacy against marine fouling organisms.

Main Results:

  • The developed coatings exhibit tunable renewability, allowing for continuous surface changes.
  • Coatings demonstrated excellent antifouling performance, effectively preventing organism adhesion.
  • Polymers function as effective carriers for controlled release of antifoulants, ensuring a long service life.

Conclusions:

  • Dynamic surface antifouling (DSA) presents a promising strategy for effective and eco-friendly marine biofouling control.
  • Degradable polymer-based coatings offer tunable renewability and robust antifouling capabilities.
  • DSA systems have the potential for long-term application due to their controlled release properties and durability.