s-process production in rotating massive stars at solar and low metallicities

U Frischknecht, R Hirschi, M Pignatari… - Monthly Notices of …, 2016 - academic.oup.com
Rotation was shown to have a strong impact on the structure and light element
nucleosynthesis in massive stars. In particular, models including rotation can reproduce the …

Clusters in light nuclei: history and recent developments

I Lombardo, D Dell'Aquila - La Rivista del Nuovo Cimento, 2023 - Springer
In this review, we discuss recent advancements in the study of clustering phenomena
occurring in light nuclei, and their influence on nuclear structure, dynamics, and …

Zero and Extremely Low-metallicity Rotating Massive Stars: Evolution, Explosion, and Nucleosynthesis Up to the Heaviest Nuclei

L Roberti, M Limongi, A Chieffi - The Astrophysical Journal …, 2024 - iopscience.iop.org
We present the evolution and the explosion of two massive stars, 15 and 25 M⊙, spanning a
wide range of initial rotation velocities (from 0 to 800 km s− 1) and three initial metallicities …

Non-standard s-process in massive rotating stars-Yields of 10–150 M⊙ models at Z= 10− 3

A Choplin, R Hirschi, G Meynet, S Ekström… - Astronomy & …, 2018 - aanda.org
Context. Recent studies show that rotation significantly affects the s-process in massive
stars. Aims. We provide tables of yields for non-rotating and rotating massive stars between …

The Sanford underground research facility at Homestake

J Heise - Journal of Physics: Conference Series, 2015 - iopscience.iop.org
The former Homestakegold mine in Lead, South Dakota has been transformed into a
dedicated facility to pursue underground research in rare-process physics, as well as …

Heavy elements in globular clusters: the role of asymptotic giant branch stars

O Straniero, S Cristallo, L Piersanti - The Astrophysical Journal, 2014 - iopscience.iop.org
Recent observations of heavy elements in globular clusters reveal intriguing deviations from
the standard paradigm of the early galactic nucleosynthesis. If the r-process contamination is …

The p-process in exploding rotating massive stars

A Choplin, S Goriely, R Hirschi, N Tominaga… - Astronomy & …, 2022 - aanda.org
Context. The p-process nucleosynthesis can explain proton-rich isotopes that are heavier
than iron, which are observed in the Solar System, but discrepancies still persist (eg for the …

Are some CEMP-s stars the daughters of spinstars?

A Choplin, R Hirschi, G Meynet, S Ekström - Astronomy & Astrophysics, 2017 - aanda.org
Carbon-enhanced metal-poor (CEMP)-s stars are long-lived low-mass stars with a very low
iron content as well as overabundances of carbon and s-elements. Their peculiar chemical …

Uncertainties in s-process nucleosynthesis in massive stars determined by Monte Carlo variations

N Nishimura, R Hirschi, T Rauscher… - Monthly Notices of …, 2017 - academic.oup.com
The s-process in massive stars produces the weak component of the s-process (nuclei up to
A∼ 90), in amounts that match solar abundances. For heavier isotopes, such as barium …

Nuclear physics midterm plan at LNS

C Agodi, F Cappuzzello, G Cardella… - … Physical Journal Plus, 2023 - epjplus.epj.org
The next years will see the completion of several new facilities at Istituto Nazionale di Fisica
Nucleare–Laboratori Nazionali del Sud (LNS) opening up new possibilities in the fields of …