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Nucleosynthesis in Fallback Ejecta

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Contact us:
J.D. Maldonado
F.X.Timmes, my vitae
Some unpublished work (ApJ letter submitted 12Jan06, replied to referee 09May06) with Chris Fryer, Aimee Hungerford, and Falk Herwig.
Brad Meyer's PRL", "The r-Process without Excess Neutrons", is relevant.
Without mincing words, we propose a new origin site and a new mechanism for the r-process.


Total abundance patterns
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Some rapid neutron signatures jpg or pdf
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95% r-process isotopes

Thermodynamic evolutions
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Temperature, 5e9 cm scale, 23MB
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Temperature, 1e9 cm scale, 53MB
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Temperature, 1e8 cm scale, 30MB
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Density, 5e9 cm scale, 24MB
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Density, 1e9 cm scale, 51MB
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Density, 1e8 cm scale, 31MB

Isotope evolutions
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4He, 1e9 cm scale, 18MB
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4He, 1e8 cm scale, 22MB
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4He, 1e7 cm scale, 22MB
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56Ni, 1e9 cm scale, 43MB
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56Ni, 1e8 cm scale, 33MB
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56Ni, 1e7 cm scale, 15MB

Particle 3318 evolution
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Particle 3318, Ye=0.5, 38MB
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Particle 3318, Ye=0.5, thermodynamics
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Particle 3318 collage jpg or pdf
In column format: pdf
In its 4 parts: part01, part02, part03, part04
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Particle 3318, The Meyer Ratio - ala figure 2 of Brad's paper - jpg or pdf

Particle 0006 sensitivities
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Particle 6 Ye collage jpg or pdf
In its 3 parts: part01, part02, part03,
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Particle 6 Ye=0.5
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Particle 6 Ye=0.500
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Particle 6 Ye=0.500
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Particle 6 Ye=0.501
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Particle 6 Ye=0.501
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Particle 6 Ye=0.505
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Particle 6 Ye=0.505
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Particle 6 Ye=0.510
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Particle 6 Ye=0.510
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Particle 6 Ye=0.520
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Particle 6 Ye=0.520
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Particle 6 Ye=0.499
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Particle 6 Ye=0.499
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Particle 6 Ye=0.495
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Particle 6 Ye=0.495
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Particle 6 Ye=0.490
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Particle 6 Ye=0.490
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Particle 6 Ye=0.480
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Particle 6 Ye=0.490

aion = 195 particles

Evolution of the top 20 particles that make the 3rd peak: a195_top20_evolutions.tar.bz2 (116 MB)



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top 20 a=195 peak particles