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

Temperature Dependent Deformation

Temperature Dependent Deformation

In a nonhomogeneous rod made up of steel and brass, restrained at both ends and subjected to a temperature change, several steps are involved in calculating the stress and compressive load. Due to the problem's static indeterminacy, one end support is disconnected, allowing the rod to experience the temperature change freely. Next, an unknown force is applied at the free end, triggering deformations in the rod's steel and brass portions. These deformations are then calculated and added...

Tidal Forces

Tidal Forces

The origin of Earth's ocean tides has been a subject of continuous investigation for over 2000 years. However, the work of Newton is considered to be the beginning of the proper understanding of the phenomenon. Ocean tides are the result of gravitational tidal forces. These same tidal forces are present in any astronomical body; they are responsible for the internal heat that creates the volcanic activity on Io, one of Jupiter's moons, and the breakup of stars that get too close to...

States of Water

States of Water

Water exists in any one of the three classical states: solid (ice), liquid (water), and gas (steam or water vapor). The state of water depends on i) the intermolecular forces that draw molecules together and ii) the kinetic energy that leads to movements that pull them apart.
Water freezes when the intermolecular forces are greater than the kinetic energy. Unlike most other substances, water is less dense in its solid state than in its liquid state. This is because each water molecule can form...

$Influence of Earth's Curvature and Atmospheric Refraction on Leveling$ 01:26

Influence of Earth's Curvature and Atmospheric Refraction on Leveling

During leveling, the Earth's curvature and atmospheric refraction introduce deviations in the line of sight from a true horizontal reference. When the line of sight is leveled, it remains perpendicular to the plumb line only at a single point. Beyond this, it deviates due to the Earth’s curvature, represented by the correction C. For a sight distance D, the deviation can be derived using the relationship:This relationship shows that the deviation increases quadratically with distance.

Phase Transitions: Melting and Freezing

Phase Transitions: Melting and Freezing

Heating a crystalline solid increases the average energy of its atoms, molecules, or ions, and the solid gets hotter. At some point, the added energy becomes large enough to partially overcome the forces holding the molecules or ions of the solid in their fixed positions, and the solid begins the process of transitioning to the liquid state or melting. At this point, the temperature of the solid stops rising, despite the continual input of heat, and it remains constant until all of the solid is...

Types of Damping

Types of Damping

If the amount of damping in a system is gradually increased, the period and frequency start to become affected because damping opposes, and hence slows, the back and forth motion (the net force is smaller in both directions). If there is a very large amount of damping, the system does not even oscillate; instead, it slowly moves toward equilibrium. In brief, an overdamped system moves slowly towards equilibrium, whereas an underdamped system moves quickly to equilibrium but will oscillate about...

You might also read

Related Articles

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

Sort by

Same author

Discovery of a low-density filled-ice phase in nitrogen hydrate at high pressure.

Communications chemistry·2026

Same author

Habitability and exchange processes on the Jovian moons: implications for planetary protection measures.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2026

Same author

Titan's strong tidal dissipation precludes a subsurface ocean.

Nature·2025

Same author

Variations in plume activity reveal the dynamics of water-filled faults on Enceladus.

Nature communications·2024

Same author

Characterization of the Surfaces and Near-Surface Atmospheres of Ganymede, Europa and Callisto by JUICE.

Space science reviews·2024

Same author

A recently formed ocean inside Saturn's moon Mimas.

Nature·2024

Search research articles

Related Experiment Video

Updated: Jun 1, 2025

Evolution of Staircase Structures in Diffusive Convection

Evolution of Staircase Structures in Diffusive Convection

Published on: September 5, 2018

Tidal Deformation and Dissipation Processes in Icy Worlds.

G Tobie¹, P Auclair-Desrotour², M Běhounková³

¹Laboratoire de Planétologie et Géosciences, UMR 6112, CNRS, Nantes Université, Université d'Angers, Le Mans Université, Nantes, France.

Space Science Reviews

|January 20, 2025

Summary

Tidal forces drive activity on icy moons like Europa and Enceladus by deforming their internal layers and generating heat. Understanding these tidal interactions is key to explaining their geological activity and internal structure.

More Related Videos

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Published on: October 26, 2019

Simulating Impacts of Ice Storms on Forest Ecosystems

Simulating Impacts of Ice Storms on Forest Ecosystems

Published on: June 30, 2020

Related Experiment Videos

Last Updated: Jun 1, 2025

Evolution of Staircase Structures in Diffusive Convection

Evolution of Staircase Structures in Diffusive Convection

Published on: September 5, 2018

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Published on: October 26, 2019

Simulating Impacts of Ice Storms on Forest Ecosystems

Simulating Impacts of Ice Storms on Forest Ecosystems

Published on: June 30, 2020

Area of Science:

Planetary Science
Geophysics
Astrobiology

Background:

Tidal interactions are crucial for the dynamics and evolution of icy worlds.
Tidal heating is a primary driver of geological activity on moons like Europa and Enceladus.
The precise mechanisms of tidal deformation and heat generation remain poorly understood.

Purpose of the Study:

To review methods for computing tidal deformation and dissipation in icy moons.
To analyze how tidal forces affect different internal layers (core, ocean, ice shell).
To explore the link between tidal heating, internal evolution, and surface activity.

Main Methods:

Review of theoretical models for tidal deformation and dissipation.
Analysis of visco-elastic tidal response using various rheological models.
Examination of dissipation processes in different planetary layers.

Main Results:

Tidal forcing varies with orbital parameters, significantly impacting the internal heat budget over time.
Tidal deformation can reveal interior structure, particularly the hydrosphere.
Tidal heating can lead to internal melting and diverse surface activities.

Conclusions:

Tidal deformation and dissipation are critical factors in the evolution and activity of icy moons.
Future missions can use tidal response data to constrain interior structures and activity.
Understanding tidal interactions is essential for assessing the habitability of ocean worlds.