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Article
Open AccessNuclear Physics Mid Term Plan at LNGS
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 experiments in Astroparticle Ph...
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Article
Open AccessDirect measurements of the \(^{12}\) C+ \(^{12}\) C reactions cross-sections towards astrophysical energies
Carbon fusion reactions \(^{12}\) 12 ...
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Article
Open AccessCLYC as a neutron detector in low background conditions
We report on the thermal neutron flux measurements carried out at the Laboratorio Subterráneo de Canfranc (LSC) with two commercial $$2^{\prim...
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Article
Open AccessRetraction Note: Direct measurements of the 12C + 12C reactions cross-sections towards astrophysical energies
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Article
Open AccessFirst direct limit on the 334 keV resonance strength in \(^{22}\) Ne( \(\alpha \) , \(\gamma \) ) \(^{26}\) Mg reaction
In stars, the fusion of \(^{22}\) 22 ...
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Article
Open AccessRETRACTED ARTICLE: Direct measurements of the \(^{12}\) C+ \(^{12}\) C reactions cross-sections towards astrophysical energies
Carbon fusion reactions \(^{12}\) 12 ...
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Article
The baryon density of the Universe from an improved rate of deuterium burning
Light elements were produced in the first few minutes of the Universe through a sequence of nuclear reactions known as Big Bang nucleosynthesis (BBN)1,2. Among the light elements produced during BBN1,2, deuterium...
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Article
Setup commissioning for an improved measurement of the D(p,\(\gamma \))\(^3\)He cross section at Big Bang Nucleosynthesis energies
Among the reactions involved in the production and destruction of deuterium during Big Bang Nucleosynthesis, the deuterium-burning D(p,\(\gamma \)γ)\(^3\)3He reaction has the largest uncertainty and limits the pr...
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Article
A new approach to monitor \(^{13}\hbox {C}\)-targets degradation in situ for \(^{13}\hbox {C}(\alpha ,\hbox {n})^{16}\hbox {O}\) cross-section measurements at LUNA
Direct measurements of reaction cross-sections at astrophysical energies often require the use of solid targets able to withstand high ion beam currents for extended periods of time. Thus, monitoring target th...
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Article
Introduction to experimental nuclear astrophysics
The present contribution aims to present some general features of the experimental approaches in Nuclear Astrophysics. After a general introduction on light elements nucleosynthesis and on how to determine the...
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Chapter and Conference Paper
Pulse Shape Discrimination for High Pressure \(^{3}\) He Counters
Low counting rate experiments strongly depend on the background suppression during the measurement campaigns. In this work we present a novel Pulse Shape Discrimination methodology, based on digital filters, f...
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Article
Development of a two-stage detection array for low-energy light charged particles in nuclear astrophysics applications
A new detection array called GASTLY (GAs-Silicon Two-Layer sYstem) has been designed to detect and identify low-energy light particles emitted in nuclear reactions of astrophysical interest. Devoted to the mea...
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Article
Open AccessReduction of deuterium content in carbon targets for 12C + 12C reaction studies of astrophysical interest
The 12C(12C,p)23Na and 12C(12C, \(\alpha\) α ...
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Article
A high-efficiency gas target setup for underground experiments, and redetermination of the branching ratio of the 189.5 keV 22Ne(p, \(\gamma\) )23Na resonance
The experimental study of nuclear reactions of astrophysical interest is greatly facilitated by a low-background, high-luminosity setup. The Laboratory for Underground Nuclear Astrophysics (LUNA) 400kV acceler...
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Article
Origin of meteoritic stardust unveiled by a revised proton-capture rate of 17O
Stardust grains recovered from meteorites provide high-precision snapshots of the isotopic composition of the stellar environment in which they formed1. Attributing their origin to specific types of stars, howeve...
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Article
Shell and explosive hydrogen burning
The nucleosynthesis of light elements, from helium up to silicon, mainly occurs in Red Giant and Asymptotic Giant Branch stars and Novae. The relative abundances of the synthesized nuclides critically depend o...
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Article
Resonance strengths in the 17,18O(p, α)14,15N reactions and background suppression underground
We report on measurements of resonance strengths and energies for the \( E_{p} = 151\) and 193 keV resonances in the 18
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Article
A new study of the 22Ne(p, γ)23Na reaction deep underground: Feasibility, setup and first observation of the 186 keV resonance
The 22Ne(p,γ)23Na reaction takes part in the neon-sodium cycle of hydrogen burning. This cycle is active in asymptotic giant branch stars as well as in novae and contributes to the nucleosythesis of neon and sodi...
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Article
A windowless hydrogen gas target for the measurement of 7Be(p, \( \gamma\) )8B with the recoil separator ERNA
A new measurement of the cross section of 7Be(p, \( \gamma\) )8B will be done in inverted kinematics with the recoil sepa...
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Article
Preparation and characterisation of isotopically enriched Ta2O5 targets for nuclear astrophysics studies
The direct measurement of reaction cross-sections at astrophysical energies often requires the use of solid targets of known thickness, isotopic composition, and stoichiometry that are able to withstand high b...
