Joe Renaud

icon indicating a website link www.josephrenaud.com icon indicating an email [email protected]

icon company NASA Goddard Space Flight Center icon location Greenbelt, MD icon location Physics Ph.D. NASA Postdoctoral Fellow. Research Interests: Planetary Science, Tidal Mechanics, Orbital Dynamics, Thermal-orbital evolution, exoplanets.

Results 24 issues of Joe Renaud

Add Time Lag model for Gas Giant Dissipation

Implement a simplified global rheology for gas giant dissipation. Based on Hussmann & Spohn 2004: `-Im[k2] = k_J (t) / Q` `k_J (t) = k_J (t_0) * (1 - n_io(t)...

Enhancement
Moderate
Research Needed

Should Stefan number be changed to a function of melt fraction

Right now it is set as a configurable constant. Looking at Equation 3 in [Shoji + Kurita](https://arxiv.org/abs/1402.2378v1) (2014, ApJ vol 789) they state: St = derivative_vol_melt_fraction * heat_fusion * volume_viscoelastic...

Enhancement
Beginner
Research Needed

Tests for Multi-Layer Orbital Coupling

Make tests for any improvements made by #3

Test Needed
Moderate

Couple Multi-Layer to Orbital Mechanics

Ensure that Multi-Layer code is working efficiently with orbital evolution (time studies). *May* end up using Cython to speed things up.

Enhancement
Integration
Advanced
Cython