behind.gif
Cococubed.com


Some software instruments

Home

Astronomy Research
   2025 Neutrinos From De-excitation
   Radiative Opacity
   2024 Neutrino Emission from Stars
   2023 White Dwarfs & 12C(α,γ)16O
   2023 MESA VI
   2022 Earendel, A Highly Magnified Star
   2022 Black Hole Mass Spectrum
   2021 Skye Equation of State
   2021 White Dwarf Pulsations & 22Ne
   Software Instruments
     Stellar equation of states
     EOS with ionization
     EOS for supernovae
     Chemical potentials
     Stellar atmospheres

     Voigt Function
     Jeans escape
     Polytropic stars
     Cold white dwarfs
     Adiabatic white dwarfs

     Cold neutron stars
     Stellar opacities
     Neutrino energy loss rates
     Ephemeris routines
     Fermi-Dirac functions

     Polyhedra volume
     Plane - cube intersection
     Coating an ellipsoid

     Nuclear reaction networks
     Nuclear statistical equilibrium
     Laminar deflagrations
     CJ detonations
     ZND detonations

     Fitting to conic sections
     Unusual linear algebra
     Derivatives on uneven grids
     Pentadiagonal solver
     Quadratics, Cubics, Quartics

     Supernova light curves
     Exact Riemann solutions
     1D PPM hydrodynamics
     Hydrodynamic test cases
     Galactic chemical evolution

     Universal two-body problem
     Circular and elliptical 3 body
     The pendulum
     Phyllotaxis

     MESA
     MESA-Web
     FLASH

     Zingale's software
     Brown's dStar
     GR1D code
     Iliadis' STARLIB database
     Herwig's NuGRID
     Meyer's NetNuc

2026 AAS Journals
   AAS YouTube
   List of 600+ Author Series Videos
   AAS Peer Review Workshops

Outreach Material
Education Material

Other Stuff:
   Bicycle Adventures
   Illustrations
   Presentations

Contact: F.X.Timmes
my one page vitae,
full vitae,
research statement, and
teaching statement.

Some software instruments, some more sophisticated than others:

☊ Stellar equation of states
☊ Equation of state with ionization
☊ EOS for core collapse supernovae
☊ Electron chemical potentials
☊ Simple stellar atmospheres

☊ Voigt Function
☊ Jeans thermal escape
☊ Polytropic stars
☊ Cold white dwarfs
☊ Adiabatic white dwarfs

☊ Cold neutron stars
☊ Stellar opacities
☊ Neutrino energy loss rates
☊ Ephemeris routines
☊ Fermi-Dirac functions

☊ Volume of a polyhedron
☊ Volume of plane-cube intersection
☊ Coating an ellipsoid
☊ Nuclear reaction networks
☊ Nuclear statistical equilibrium
☊ Laminar deflagrations
☊ Chapman-Jouget detonations
☊ ZND detonations

☊ Fitting data to conic sections
☊ Derivatives on uneven grids
☊ An unusual linear equation solver
☊ Penta- and Hepta-diagonal solvers
☊ Quadratics, Cubics & Quartics

☊ Supernova light curves
☊ Exact Riemann solutions
☊ 1D PPM hydrodynamics
☊ Hydrodynamic test cases
☊ Galactic chemical evolution

☊ Universal two-body problem
☊ Circular and elliptical three-body
☊ The pendulum
☊ Phyllotaxis

Community software instrument contributions:

☆ MESA offers a stellar evolution software instrument
☆ FLASH-X offers a multi-dimensional, multi-physics software instrument


Some software instruments by colleagues:

⚬ Cody Raskin: yggdrasil
⚬ Adam Jermyn: Skye EOS and Automatic Differentiation
⚬ Sasha Potekhin: EOSs
⚬ Carl Fields: GitHub
⚬ Mike Zingale: GitHub
⚬ Ed Brown: GitHub
⚬ Christian Iliadis: STARLIB
⚬ Evan O'Connor: GitHub
⚬ Josiah Schwab: GitHub.
⚬ Falk Herwig: NuDocker
⚬ Brad Meyer: NucNet
⚬ Natalie Hinkel: Hypatia Catalog
⚬ Rich Townsend: MESASDK, GYRE
⚬ Evan Bauer: GitHub
⚬ Rob Farmer: GitHub
⚬ Matthew Turk: yt
⚬ Jonas Lippuner: SkyNet

I drove the 2015 NSF SI2 PI workshop, 2016 NSF SI2 PI workshop, 2018 NSF SI2 PI workshop, and 2019 Sloan/Ford Digital Infrastructure workshop.

Gems from the past:

⟳ Michael Gehmeyr's and Dimitri Mihalas' implicit 1D radiation hydrodynamics software instrument TITAN, which is described in this 1994 article and this 1997 article.


A community-driven software ecosystem for new science in astrophysics:

image


 



*   *

* * * *