English
Related papers

Related papers: SkyNet: A modular nuclear reaction network library

200 papers

Hydrogen cyanide (HCN) is a critical reactive source of nitrogen for building key biomolecules relevant for the origin of life. Still, many HCN reactions remain uncharacterized by experiments and theory, and the complete picture of HCN…

Earth and Planetary Astrophysics · Physics 2022-01-05 Ben K. D. Pearce , Karan Molaverdikhani , Ralph E. Pudritz , Thomas Henning , Eric Hébrard

Deep learning models have gained increasing prominence in recent years in the field of solar pho-tovoltaic (PV) forecasting. One drawback of these models is that they require a lot of high-quality data to perform well. This is often…

Signal Processing · Electrical Eng. & Systems 2025-10-13 Joris Depoortere , Johan Driesen , Johan Suykens , Hussain Syed Kazmi

A necessary condition for the reliable modelling of the structure or evolution of the stars and of their concomitant nucleosynthesis is the availability of good quality nuclear data in a very wide area of the chart of nuclides. This short…

Astrophysics · Physics 2007-06-11 M. Arnould , M. Katsuma

Galaxy appearances reveal the physics of how they formed and evolved. Machine learning models can now exploit galaxies' information-rich morphologies to predict physical properties directly from image cutouts. Learning the relationship…

Astrophysics of Galaxies · Physics 2025-10-03 John F. Wu

BioNetGen is an open-source software package for rule-based modeling of complex biochemical systems. Version 2.2 of the software introduces numerous new features for both model specification and simulation. Here, we report on these…

We investigate a class of universes in which the weak interaction is not in operation. We consider how astrophysical processes are altered in the absence of weak forces, including Big Bang Nucleosynthesis (BBN), galaxy formation, molecular…

Astrophysics of Galaxies · Physics 2018-03-14 E. Grohs , Alex R. Howe , Fred C. Adams

This paper presents the results of calculation of element overproduction in the S-Cl region during helium and carbon burning in massive stars (25 Ms). Calculations for a given set of differential equations were performed using integrated…

Nuclear star clusters represent some of the most extreme collisional environments in the Universe. A nuclear star cluster like that of the Milky Way harbors a supermassive black hole at its center, which accelerates stars to high speeds…

Astrophysics of Galaxies · Physics 2026-02-03 Sanaea C. Rose , James C. Lombardi, , Elena González Prieto , Fulya Kıroğlu , Frederic A. Rasio

Some metal-poor stars have abundance patterns which are midway between the slow (s) and rapid (r) neutron capture processes. We show that the helium shell of a fast rotating massive star experiencing a jet-like explosion undergoes two…

Solar and Stellar Astrophysics · Physics 2020-07-22 A. Choplin , N. Tominaga , B. S. Meyer

Heavy elements are synthesized by the r-process in neutron star mergers and potentially in rare supernovae linked to strong magnetic fields. Expensive hydrodynamic simulations of these extreme environments are usually post-processed to…

High Energy Astrophysical Phenomena · Physics 2025-06-03 Jan Kuske , Almudena Arcones , Moritz Reichert

Nuclear fusion is the process that powers the sun, and it is one of the best hopes to achieve a virtually unlimited energy source for the future of humanity. However, reproducing sustainable nuclear fusion reactions here on Earth is a…

Plasma Physics · Physics 2018-11-27 Diogo R. Ferreira

We construct a new reduced nuclear reaction network able to reproduce the energy production due to the photo-disintegration of heavy elements such as Ru, which are believed to occur during superbursts in mixed H/He accreting systems. We use…

Astrophysics · Physics 2009-11-13 C. Noel , S. Goriely , Y. Busegnies , M. V. Papalexandris

High energy neutrinos can be produced by interactions of ultra-high energy cosmic rays (UHECRs) in the dense radiation fields of their sources as well as off the cosmic backgrounds when they propagate through the universe. Multi-messenger…

High Energy Astrophysical Phenomena · Physics 2019-05-22 Daniel Biehl , Denise Boncioli , Anatoli Fedynitch , Leonel Morejon , Walter Winter

Modeling binary neutron star merger (BNSM) ejecta evolution requires simulations involving hydrodynamics, nuclear reactions, and radiative processes. The impact of nuclear burning and atomic opacity is poorly understood and often treated…

High Energy Astrophysical Phenomena · Physics 2026-04-08 Fabio Magistrelli , Sebastiano Bernuzzi , Albino Perego , Maximilian Jacobi , Christopher J. Fontes

We present the novel wide & deep neural network GalaxyNet, which connects the properties of galaxies and dark matter haloes, and is directly trained on observed galaxy statistics using reinforcement learning. The most important halo…

Astrophysics of Galaxies · Physics 2021-07-14 Benjamin P. Moster , Thorsten Naab , Magnus Lindström , Joseph A. O'Leary

In the scheme of chemonuclear reaction, bulk of itinerant s-electrons revealing the thermodynamical liquid activity in metallic systems undergo contact interaction with atomic nuclei and therein nucleons, inducing contagiously…

Nuclear Theory · Physics 2025-03-05 Hidetsugu Ikegami

Assuming a Salpeter initial mass function and taking the solar abundances as a representative sample, we explore the sensitivity of nucleosynthesis in massive stars to the truncation of supernova explosions above a certain mass. It is…

Solar and Stellar Astrophysics · Physics 2015-06-15 Justin M. Brown , S. E. Woosley

Observations of type Ia supernovae include information about the characteristic nucleosynthesis associated with these thermonuclear explosions. We consider observational constraints from iron-group elemental and isotopic ratios, to compare…

SchNetPack is a toolbox for the development and application of deep neural networks to the prediction of potential energy surfaces and other quantum-chemical properties of molecules and materials. It contains basic building blocks of…

Computational Physics · Physics 2018-12-13 K. T. Schütt , P. Kessel , M. Gastegger , K. Nicoli , A. Tkatchenko , K. -R. Müller

Molecular dynamics simulations demand an unprecedented combination of accuracy and scalability to tackle grand challenges in catalysis and materials design. To bridge this gap, we present AlphaNet, a local-frame-based equivariant model that…