Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Ligand-Gated Ion Channel Receptor: Gating Mechanism

Ligand-Gated Ion Channel Receptor: Gating Mechanism

Ligand-gated ion channels are transmembrane proteins that play a vital role in intercellular communication and functions of the nervous system. They allow the influx of ions across the membrane once the neurotransmitter binds, allowing the subsequent transmission of electrical excitation across the neurons. Other ligand-gated ion channels, like the γ-aminobutyric acid (GABA) receptor, permit anions like chloride into the cells on the binding of the GABA molecule. Their entry into the cell...

Mechanically-gated Ion Channels

Mechanically-gated Ion Channels

Mechanically-gated ion channels are proteins found in eukaryotic and prokaryotic cell membranes that open in response to mechanical stress. Tension, compression, swelling, and shear stress can alter the conformation of the protein, opening a transmembrane channel that allows the passage of ions for signal transmission. In eukaryotes, mechanically-gated channels are distributed in several regions like the neurons, lungs, skin, bladder, and heart, where they play critical roles in numerous...

Frequency of Spring-Mass System

Frequency of Spring-Mass System

One interesting characteristic of the simple harmonic motion (SHM) of an object attached to a spring is that the angular frequency, and the period and frequency of the motion, depend only on the mass and the force constant of the spring, and not on other factors such as the amplitude of the motion or initial conditions. We can use the equations of motion and Newton's second law to find the angular frequency, frequency, and period.
Consider a block on a spring on a frictionless surface. There...

Propagation of Action Potentials

Propagation of Action Potentials

The propagation of an action potential refers to the process by which a nerve impulse, or "action potential," travels along a neuron.
Neurons (nerve cells) have a resting membrane potential, with a slightly negative charge inside compared to outside. This is maintained by ion channels, such as sodium (Na+) and potassium (K+) channels, which control the flow of ions. When a stimulus, like a touch or a signal from another neuron, triggers the neuron, sodium channels open, allowing sodium ions to...

ATP Driven Pumps I: An Overview

ATP Driven Pumps I: An Overview

ATP-driven pumps, also known as transport ATPases, are integral membrane proteins. They have binding sites for ATP located on the membrane's cytosolic side and the ion-conducting domain in the transmembrane region. These pumps use the free energy released from ATP hydrolysis to move the solutes across cell membranes against an electrochemical gradient.
There are four main types of ATP-driven pumps - P-type, V-type, F-type, and ABC transporter. All these pumps are of varying complexities and...

Cooperative Allosteric Transitions

Cooperative Allosteric Transitions

You might also read

Related Articles

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

Sort by

Same authorSame journal

A bio-inspired, soft-bodied jumper.

Bioinspiration & biomimetics·2026

Same author

Toward autonomous robotic-assisted and microrobotic surgery.

Science advances·2026

Same author

Collapsible scissored surfaces.

Proceedings of the National Academy of Sciences of the United States of America·2026

Same author

Bioinspired spatiotemporal control of microhelix formation and actuation.

Science advances·2026

Same author

Biphasic tentacle strike kinematics in predatory cuttlefish.

The Journal of experimental biology·2026

Same author

A rare case of duodenal tuberculosis complicated with gastric outlet obstruction in a young female: A case report.

Journal of postgraduate medicine·2026

Search research articles

Related Experiment Video

Updated: Aug 15, 2025

Dissecting Mechanoenzymatic Properties of Processive Myosins with Ultrafast Force-Clamp Spectroscopy

Dissecting Mechanoenzymatic Properties of Processive Myosins with Ultrafast Force-Clamp Spectroscopy

Published on: July 1, 2021

Spring and latch dynamics can act as control pathways in ultrafast systems.

N P Hyun¹, J P Olberding², A De¹

¹John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, United States of America.

Bioinspiration & Biomimetics

|January 3, 2023

Summary

This summary is machine-generated.

Ultrafast movements can be controlled during motion, challenging previous assumptions. This research introduces a new framework for understanding and engineering dynamic control in spring-loaded systems.

Keywords:

control elastic fast movements latch latch mediated spring actuation spring-driven

More Related Videos

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics

Published on: January 19, 2018

Flash-and-Freeze: A Novel Technique to Capture Membrane Dynamics with Electron Microscopy

Flash-and-Freeze: A Novel Technique to Capture Membrane Dynamics with Electron Microscopy

Published on: May 1, 2017

Related Experiment Videos

Last Updated: Aug 15, 2025

Dissecting Mechanoenzymatic Properties of Processive Myosins with Ultrafast Force-Clamp Spectroscopy

Dissecting Mechanoenzymatic Properties of Processive Myosins with Ultrafast Force-Clamp Spectroscopy

Published on: July 1, 2021

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics

All-electronic Nanosecond-resolved Scanning Tunneling Microscopy: Facilitating the Investigation of Single Dopant Charge Dynamics

Published on: January 19, 2018

Flash-and-Freeze: A Novel Technique to Capture Membrane Dynamics with Electron Microscopy

Flash-and-Freeze: A Novel Technique to Capture Membrane Dynamics with Electron Microscopy

Published on: May 1, 2017

Area of Science:

Biomechanics
Robotics
Non-linear Dynamics

Background:

Ultrafast movements are typically thought to be pre-programmed and unchangeable once initiated.
Organisms exhibit diverse ultrafast movements, suggesting sophisticated control mechanisms.
Existing models do not fully explain how rapid movements adapt to changing conditions.

Purpose of the Study:

To develop a theoretical framework for controllable ultrafast movements.
To investigate the role of non-linear dynamics in spring-latch systems.
To explore feedforward and feedback control strategies in rapid biological and synthetic systems.

Main Methods:

Analytical modeling of spring dynamics.
Reduced-parameter modeling of latch dynamics.
Application of Lagrangian mechanics for control analysis.
Empirically-informed computational modeling.

Main Results:

Demonstrated that ultrafast movement can be controllably varied during latch release and spring propulsion.
Quantified the tunability of spring and latch dynamics.
Showcased the implementation of feedforward and feedback control pathways.

Conclusions:

Ultrafast biomechanical systems possess unrecognized capabilities for dynamic control.
The developed framework enhances understanding of biological movement control.
This research offers potential for advancing synthetic ultrafast systems.