O. Azzolini
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View article: Reconstruction of cosmic-ray muon events with CUORE
Reconstruction of cosmic-ray muon events with CUORE Open
We report the in-situ 3D reconstruction of through-going muons in the CUORE experiment, a cryogenic calorimeter array searching for neutrinoless double beta ($0νββ$) decay, leveraging the segmentation of the detector. Due to the slow time …
View article: A gravity-based mounting approach for large-scale cryogenic calorimeter arrays
A gravity-based mounting approach for large-scale cryogenic calorimeter arrays Open
View article: Production, Quality Assurance and Quality Control of the SiPM Tiles for the DarkSide-20k Time Projection Chamber
Production, Quality Assurance and Quality Control of the SiPM Tiles for the DarkSide-20k Time Projection Chamber Open
The DarkSide-20k dark matter direct detection experiment will employ a 21 m^2 silicon photomultiplier (SiPM) array, instrumenting a dual-phase 50 tonnes liquid argon Time Projection Chamber (TPC). SiPMs are arranged into modular photosenso…
View article: CUPID, the Cuore upgrade with particle identification
CUPID, the Cuore upgrade with particle identification Open
CUPID, the CUORE Upgrade with Particle Identification, is a next-generation experiment to search for neutrinoless double beta decay ( $$0\mathrm {\nu \beta \beta }$$ ) and other rare events using enriched Li $$_{2}$$ $$^{100}$$ …
View article: Flow and thermal modelling of the argon volume in the DarkSide-20k TPC
Flow and thermal modelling of the argon volume in the DarkSide-20k TPC Open
The DarkSide-20k dark matter experiment, currently under construction at LNGS, features a dual-phase time projection chamber (TPC) with a ∼ 50 t argon target from an underground well. At this scale, it is crucial to optimise the argon flow…
View article: Exploring the keV-scale physics potential of CUORE
Exploring the keV-scale physics potential of CUORE Open
We present the analysis techniques developed to explore the keV-scale energy region of the CUORE experiment, based on more than 2 tonne yr of data collected over 5 years. By prioritizing a stricter selection over a larger exposure, we are …
View article: Quality assurance and quality control of the $$26~\text {m}^2$$ SiPM production for the DarkSide-20k dark matter experiment
Quality assurance and quality control of the $$26~\text {m}^2$$ SiPM production for the DarkSide-20k dark matter experiment Open
DarkSide-20k is a novel liquid argon dark matter detector currently under construction at the Laboratori Nazionali del Gran Sasso (LNGS) of the Istituto Nazionale di Fisica Nucleare (INFN) that will push the sensitivity for Weakly Interact…
View article: Half-life and precision shape measurement of 2{\nu}{\beta}{\beta} decay of $^{130}$Te
Half-life and precision shape measurement of 2{\nu}{\beta}{\beta} decay of $^{130}$Te Open
We present a new measurement of the 2nbb half-life of 130Te (T1/2) using the first complete model of the CUORE data, based on 1038 kg yr of collected exposure. Thanks to optimized data selection, we achieve a factor of two improvement in p…
View article: Benchmarking the design of the cryogenics system for the underground argon in DarkSide-20k
Benchmarking the design of the cryogenics system for the underground argon in DarkSide-20k Open
DarkSide-20k (DS-20k) is a dark matter detection experiment under construction at the Laboratori Nazionali del Gran Sasso (LNGS) in Italy. It utilises ∼ 100 t of low radioactivity argon from an underground source (UAr) in its inner detecto…
View article: DarkSide-20k sensitivity to light dark matter particles
DarkSide-20k sensitivity to light dark matter particles Open
View article: Data from: "DarkSide-20k sensitivity to light dark matter particles"
Data from: "DarkSide-20k sensitivity to light dark matter particles" Open
These files provide expected limits from the preprint of arXiv:2407.05813, "DarkSide-20k sensitivity to light dark matter particles" and are made available by the DarkSide-20k Collaboration.
View article: Data-driven background model for the CUORE experiment
Data-driven background model for the CUORE experiment Open
Here, we present the model we developed to reconstruct the CUORE radioactive background based on the analysis of an experimental exposure of 1038.4 kg yr. The data reconstruction relies on a simultaneous Bayesian fit applied to energy spec…
View article: A new hybrid gadolinium nanoparticles-loaded polymeric material for neutron detection in rare event searches
A new hybrid gadolinium nanoparticles-loaded polymeric material for neutron detection in rare event searches Open
Experiments aimed at direct searches for WIMP dark matter require highly effective reduction of backgrounds and control of any residual radioactive contamination. In particular, neutrons interacting with atomic nuclei represent an importan…
View article: Benchmarking the design of the cryogenics system for the underground argon in DarkSide-20k
Benchmarking the design of the cryogenics system for the underground argon in DarkSide-20k Open
DarkSide-20k (DS-20k) is a dark matter detection experiment under construction at the Laboratori Nazionali del Gran Sasso (LNGS) in Italy. It utilises ~100 t of low radioactivity argon from an underground source (UAr) in its inner detector…
View article: NbTi Thin-Film SRF Cavities for Dark Matter Search
NbTi Thin-Film SRF Cavities for Dark Matter Search Open
The search for dark matter is now looking at axion-like particles (ALPs) as a very promising candidate to understand our universe. Within the framework of haloscope detectors for ALPs, we explore the performances of NbTi thin-film coatings…
View article: A new hybrid gadolinium nanoparticles-loaded polymeric material for neutron detection in rare event searches
A new hybrid gadolinium nanoparticles-loaded polymeric material for neutron detection in rare event searches Open
Experiments aimed at direct searches for WIMP dark matter require highly effective reduction of backgrounds and control of any residual radioactive contamination. In particular, neutrons interacting with atomic nuclei represent an importan…
View article: Constraints on Lepton Number Violation with the 2 tonne$\cdot$yr CUORE Dataset
Constraints on Lepton Number Violation with the 2 tonne$\cdot$yr CUORE Dataset Open
Matter-antimatter asymmetry underlines the incompleteness of the current understanding of particle physics. Neutrinoless double-beta decay ($0νββ$) may help explain this asymmetry, while unveiling the Majorana nature of the neutrino. The C…
View article: Constraints on directionality effect of nuclear recoils in a liquid argon time projection chamber
Constraints on directionality effect of nuclear recoils in a liquid argon time projection chamber Open
The direct search for dark matter in the form of weakly interacting massive particles (WIMP) is performed by detecting nuclear recoils produced in a target material from the WIMP elastic scattering. The experimental identification of the d…
View article: Erratum: Measurement of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>2</mml:mn><mml:mi>ν</mml:mi><mml:mi>β</mml:mi><mml:mi>β</mml:mi></mml:math> Decay Half-Life of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Te</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>130</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> with CUORE [Phys. Rev. Lett. <b>126</b>, 171801 (2021)]
Erratum: Measurement of the Decay Half-Life of with CUORE [Phys. Rev. Lett. <b>126</b>, 171801 (2021)] Open
This corrects the article DOI: 10.1103/PhysRevLett.126.171801.
View article: Directionality of nuclear recoils in a liquid argon time projection chamber
Directionality of nuclear recoils in a liquid argon time projection chamber Open
The direct search for dark matter in the form of weakly interacting massive particles (WIMP) is performed by detecting nuclear recoils (NR) produced in a target material from the WIMP elastic scattering. A promising experimental strategy f…
View article: Study of cosmogenic activation above ground for the DarkSide-20k experiment
Study of cosmogenic activation above ground for the DarkSide-20k experiment Open
View article: Sensitivity projections for a dual-phase argon TPC optimized for light dark matter searches through the ionization channel
Sensitivity projections for a dual-phase argon TPC optimized for light dark matter searches through the ionization channel Open
Dark matter lighter than 10 GeV/c2 encompasses a promising range of candidates. A conceptual design for a new detector, DarkSide-LowMass, is presented, based on the DarkSide-50 detector and progress toward DarkSide-20k, optimized for a low…
View article: Twelve-crystal prototype of Li<sub>2</sub>MoO<sub>4</sub> scintillating bolometers for CUPID and CROSS experiments
Twelve-crystal prototype of Li<sub>2</sub>MoO<sub>4</sub> scintillating bolometers for CUPID and CROSS experiments Open
An array of twelve 0.28 kg lithium molybdate (LMO) low-temperature bolometers equipped with 16 bolometric Ge light detectors, aiming at optimization of detector structure for CROSS and CUPID double-beta decay experiments, was constructed a…
View article: A first test of CUPID prototypal light detectors with NTD-Ge sensors in a pulse-tube cryostat
A first test of CUPID prototypal light detectors with NTD-Ge sensors in a pulse-tube cryostat Open
CUPID is a next-generation bolometric experiment aiming at searching for neutrinoless double-beta decay with ∼250 kg of isotopic mass of 100 Mo. It will operate at ∼10 mK in a cryostat currently hosting a similar-scale bolometric array for…
View article: First Results on Zinc Oxide Thick Film Deposition by Inverted Magnetron Sputtering for Cyclotron Solid Targets Production
First Results on Zinc Oxide Thick Film Deposition by Inverted Magnetron Sputtering for Cyclotron Solid Targets Production Open
The magnetron sputtering technique has been investigated in recent years with ever-growing interest as a verifiable solid target manufacturing technology aimed at the production of medical radionuclides by using low-energy cyclotron accele…
View article: Results from the CUORE experiment
Results from the CUORE experiment Open
The Cryogenic Underground Observatory for Rare Events (CUORE) is the first bolometric experiment searching for neutrinoless double beta decay that has been able to reach the 1-ton scale. In this talk we present the neutrinoless doube beta …
View article: Search for Majoron-like particles with CUPID-0
Search for Majoron-like particles with CUPID-0 Open
We present the first search for the Majoron-emitting modes of the neutrinoless double beta
\n decay using scintillating cryogenic calorimeters. We analyzed the CUPID-0 Phase I data using a Bayesian approach to reconstruct the background so…
View article: Progress in European Thin Film Activities
Progress in European Thin Film Activities Open
Thin-film cavities with higher Tc superconductors (SC) than Nb promise to move the operating temperature from 2 to 4.5 K with savings 3 orders of magnitude in cryogenic power consumption. Several European labs are coordinating their effort…
View article: Latest results from the CUORE experiment
Latest results from the CUORE experiment Open
The Cryogenic Underground Observatory for Rare Events (CUORE) is the first bolometric experiment searching for neutrinoless double-beta decay (0νββ) that has been able to reach the one-tonne mass scale. The detector, located at the LNGS in…
View article: CUPID: The Next-Generation Neutrinoless Double Beta Decay Experiment
CUPID: The Next-Generation Neutrinoless Double Beta Decay Experiment Open