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ZENODO
Dataset . 2026
License: CC BY
Data sources: Datacite
ZENODO
Dataset . 2026
License: CC BY
Data sources: Datacite
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Simulated Dataset of Io's Love Numbers and Libration Amplitudes for a Dynamically Coupled Melt-Rheology Framework

Authors: paris, matteo;

Simulated Dataset of Io's Love Numbers and Libration Amplitudes for a Dynamically Coupled Melt-Rheology Framework

Abstract

Abstract: This repository contains a simulated dataset of tidal parameters (Love numbers $k_2$, $h_2$ , $l_2$ ) and libration amplitudes for the Jovian satellite Io. The data investigate the coupling between material rheology and melt fraction under different internal structure assumptions. Methodology: The results were obtained using a modified version of the California Planetary Geophysics Code (CPGC) (Ermakov & Akiba, 2024), adapted to implement a self-consistent feedback loop between material rheology and melt fraction (Bierson & Nimmo, 2016). Calculations were performed considering both incompressible and compressible internal structures. Model Scenarios: The dataset explores various physical parameters, including the radial position of the onset of melting $R_{\phi0}$, the latent heat of fusion $L$, and the initial Andrade parameter $\beta_0$. Mantle properties - viscosity $\eta$, shear modulus $\mu$, and the Andrade parameter ($\beta$) - are iteratively updated based on the local melt fraction $\phi(r)$ (Moore, 2001). Our analysis reveals that although the deep mantle serves as the primary region for tidal heating, a distinct shallow-mantle enhancement emerges self-consistently. The modeled presence of melt decreases the effective viscosity and increases anelasticity, directly driving up tidal dissipation in the upper mantle. Structural Assumptions: Each model assumes a liquid core, an Andrade viscoelastic mantle discretized into 67 sublayers, and an elastic crust.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
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Average