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Radiative Opacity
2024 Neutrino Emission from Stars
2023 White Dwarfs & 12C(α,γ)16O
2023 MESA VI
2022 Earendel, A Highly Magnified Star
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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
AAS Journals
2024 AAS YouTube
2024 AAS Peer Review Workshops
2024 ASU Energy in Everyday Life
2024 MESA Classroom
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and
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Other Stuff:
Bicycle Adventures
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Contact: F.X.Timmes
my one page vitae,
full vitae,
research statement, and
teaching statement.
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All the previous networks (big bang,
hydrogen burners,
α-chains)
are examples of hardwired networks. Such networks are carefully crafted by hand.
They have the advantage of being fast and lightweight. The main disadvantage is that they
are inflexable with respect to adding or removing isotopes.
This network,
torch.tar.xz,
is a general soft-wired network, capable of doing any reaction
network. At present the code is set for a 513 isotope network (my usual workhorse),
but its very easy to change which isotopes are included.
This is a research grade software instrument. I haven't put a lot of effort into
making it super pretty or unusually user friendly. I suggest being
comfortable with hardwired networks before using soft-wired networks.
127 isotope jacobian
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an example, published in this
article.
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