137 citations · 1.3k across the 43 of their papers we have counts for
44 papers
Impact of Sub-2.5 MeV 12C+12CResonances on the Production of Elements from C to Pd in Core-Collapse Supernovae
L. Roberti, S. Palmerini, A. Falla +10
We explore the impact of a more efficient 12C+12C reaction on the structure and nucleosynthesis of massive stars. We calculate non-rotating stellar models with initial masses of 15…
s-process nucleosynthesis in low-mass AGB stars by the C(,n)O neutron source
Inma Domínguez, Carlos Abia, Maurizio Busso +2
In this review we outline our knowledge on slow neutron captures, concentrating on its main part occurring during the final stages of stellar evolution for low or intermediate-mass…
Big Bang Nucleosynthesis results refined via the Trojan Horse Method
Roberta Spartà, Rosario Gianluca Pizzone, Livio Lamia +13
This work presents the Trojan Horse Method (THM) as a powerful technique for measuring nuclear reaction cross sections at astrophysical energies. We then explore the impact of THM-…
Nuclear Physics Mid Term Plan at LNGS
R. Buompane, F. Cavanna, C. Curceanu +59
The Istituto Nazionale di Fisica Nucleare-Laboratori Nazionali del Gran Sasso (LNGS) is one of the largest underground physics laboratory, a very peculiar environment suited for ex…
Detailed study of non-equilibrium characteristics of quasi-neutral TNSA plasmas
Zhe Zhu, A. Bonasera, D. Batani +26
In an experiment performed in November 2022 at the petawatt (PW) laser facility at Vega III located in Salamanca-Spain, we have studied the successful production of several radiois…
Laser initiated p-11B fusion reactions in petawatt high-repetition-rates laser facilities
M. Scisciò, G. Petringa, Z. Zhu +43
Driving the nuclear fusion reaction p+11B -> 3 alpha + 8.7 MeV in laboratory conditions, by interaction between high-power laser pulses and matter, has become a popular field of re…
Radioisotopes production using lasers: from basic science to applications
M. R. D. Rodrigues, A. Bonasera, M. Scisciò +37
Laser technologies improved after the understanding of the Chirped Pulse Amplification (CPA) which allows energetic laser beams to be compressed to tens of femtosecond (fs) pulse d…
Production of n-rich nuclei in red giant stars
Maurizio M. Busso, Sara Palmerini
We outline a partial historical summary of the steps through which the nucleosynthesis phenomena induced by {\it slow} neutron captures (the {\it s-process}) were clarified, a scie…
Searching for resonance states in Ne()Na
D. P. Carrasco-Rojas, M. Williams, P. Adsley +16
Background: Globular clusters show strong correlations between different elements, such as the well-known sodium-oxygen anticorrelation. One of the main sources of uncertainty in t…
Understanding globular cluster abundances through nuclear reactions
P Adsley, M Williams, D S Harrouz +24
Globular clusters contain multiple stellar populations, with some previous generation of stars polluting the current stars with heavier elements. Understanding the history of globu…
Experimental study of the Si(He,)P reaction and thermonuclear reaction rate of Si(,)P
D. S. Harrouz, N. de Séréville, P. Adsley +13
[Background] Abundance anomalies in some globular clusters, such as the enhancement of potassium and the depletion of magnesium, can be explained in terms of an earlier generation…
Oxygen and Aluminum-Magnesium Isotopic Systematics of Presolar Nanospinel Grains from CI Chondrite Orgueil
Nan Liu, Nicolas Dauphas, Sergio Cristallo +2
Presolar oxide grains have been previously divided into several groups (Group 1 to 4) based on their isotopic compositions, which can be tied to several stellar sources. Much of av…
New Multielement Isotopic Compositions of Presolar SiC Grains: Implications for Their Stellar Origins
Nan Liu, Jens Barosch, Larry R. Nittler +5
We report NanoSIMS Si and Mg-Al isotopic data (and C, N, and Ti isotopic data when available) for 85 submicron- to micron-sized presolar SiC grains from the CM2 Murchison meteorite…
Theoretical estimate of the half-life for the radioactive Cs and Cs in astrophysical scenarios
S. Taioli, D. Vescovi, M. Busso +4
We analyze the CsBa and CsBa decays, which are crucial production channels for Ba isotopes in Asympt…
The 27Al(p,a)24Mg reaction at astrophysical energies studied by means of the Trojan Horse Method applied to the 2H(27Al,a24Mg)n reaction
Sara Palmerini, Marco La Cognata, Fairouz Hammache +33
The 27Al(p,a)24Mg reaction, which drives the destruction of 27Al and the production of 24Mg in stellar hydrogen burning, has been investigated via the Trojan Horse Method (THM) by…
Presolar grain isotopic ratios as constraints to nuclear and stellar parameters of AGB nucleosynthesis
Sara Palmerini, Maurizio Busso, Diego Vescovi +8
Recent models for evolved Low Mass Stars (with ), undergoing the AGB phase assume that magnetic flux-tube buoyancy drives the formation of C reservoirs…
Magnetic-buoyancy-induced mixing in AGB Stars: fluorine nucleosynthesis at different metallicities
D. Vescovi, S. Cristallo, S. Palmerini +2
Asymptotic giant branch (AGB) stars are considered to be among the most significant contributors to the fluorine budget in our Galaxy. While at close-to-solar metallicity observati…
The impact of the new measurement of the fusion cross section on the final compactness of the massive stars
Alessandro Chieffi, Lorenzo Roberti, Marco Limongi +6
We discuss how the new measurement of the fusion cross section carried out with the Trojan Horse Method (Tumino, A., Spitaleri, C., La Cognata, M., et al., 2018, Na…
s-Processing in AGB Stars Revisited. III. Neutron captures from MHD mixing at different metallicities and observational constraints
Maurizio Busso, Diego Vescovi, Sara Palmerini +2
We present post process neutron capture computations for Asymptotic Giant Branch stars of 1.5 to 3 Mo and metallicities -1.3 to 0.1. The reference stellar models are computed with…
Re-evaluation of the Ne()Mg and Ne()Mg reaction rates
Philip Adsley, Umberto Battino, Andreas Best +11
The competing Ne()Mg and Ne()Mg reactions control the production of neutrons for the weak -process in massive and AGB stars. In both system…
The effects of a revised Be e-capture rate on solar neutrino fluxes
D. Vescovi, L. Piersanti, S. Cristallo +5
The electron-capture rate on Be is the main production channel for Li in several astrophysical environments. Theoretical evaluations have to account for not only the nuclea…
Experimental nuclear astrophysics in Italy
C. Broggini, O. Straniero, M. G. F. Taiuti +36
Nuclear astrophysics, the union of nuclear physics and astronomy, went through an impressive expansion during the last twenty years. This could be achieved thanks to milestone impr…
On the Origin of the Early Solar System Radioactivities. Problems with the AGB and Massive Star Scenarios
D. Vescovi, M. Busso, S. Palmerini +7
Recent improvements in stellar models for intermediate-mass and massive stars are recalled, together with their expectations for the synthesis of radioactive nuclei of lifetime $τ\…
The importance of the 13C(alpha,n)16O reaction in Asymptotic Giant Branch stars
S. Cristallo, M. La Cognata, C. Massimi +9
Low mass Asymptotic Giant Branch stars are among the most important polluters of the interstellar medium. In their interiors, the main component (A>90) of the slow neutron capture…