Publications (58)
No role for neutrons, muons and solar neutrinos in the DAMA annual modulation results
R. Bernabei, P. Belli, F. Cappella +14
This paper summarizes in a simple and intuitive way why the neutrons, the muons and the solar neutrinos cannot give any significant contribution to the DAMA annual modulation resul…
Search for double beta decay of Cd with an enriched CdWO crystal scintillator in coincidence with CdWO scintillation counters
P. Belli, R. Bernabei, V. B. Brudanin +12
Studies on double beta decay processes in Cd were performed by using a cadmium tungstate scintillator enriched in Cd at 66% (CdWO) with two CdWO sci…
DAMA/LIBRA results and perspectives
R. Bernabei, P. Belli, S. d'Angelo +14
The DAMA/LIBRA experiment ( 250 kg of highly radio-pure NaI(Tl)) is running deep underground at the Gran Sasso National Laboratory (LNGS) of the I.N.F.N. Here we briefly reca…
Search for alpha decay of naturally occurring osmium nuclides accompanied by gamma quanta
P. Belli, R. Bernabei, F. Cappella +14
A search for decay of naturally occurring osmium isotopes to the lowest excited levels of daughter nuclei has been performed by using an ultra-low-background Broad-Energy Germ…
Dark Matter investigation by DAMA at Gran Sasso
R. Bernabei, P. Belli, S. d'Angelo +14
Experimental observations and theoretical arguments at Galaxy and larger scales have suggested that a large fraction of the Universe is composed by Dark Matter particles. This has…
CUPID, the CUORE Upgrade with Particle IDentification
The CUPID Collaboration, K. Alfonso, A. Armatol +190
CUPID, the CUORE Upgrade with Particle IDentification, is a next-generation experiment to search for neutrinoless double beta decay () and other rare events using enriched…
First results of the experiment to search for double beta decay of 106Cd with 106CdWO4 crystal scintillator in coincidence with four crystals HPGe detector
V. I. Tretyak, P. Belli, R. Bernabei +14
An experiment to search for double beta processes in 106Cd by using cadmium tungstate crystal scintillator enriched in 106Cd (106CdWO4) in coincidence with the four crystals HPGe d…
New experimental limits on double-beta decay of osmium
P. Belli, R. Bernabei, F. Cappella +15
Double-beta processes in Os and Os were searched for over 15851 h at the Gran Sasso National Laboratory (LNGS) of the I.N.F.N. by using a 118 g ultra-pure osmium sa…
DAMA/LIBRA results and perspectives
R. Bernabei, P. Belli, A. Di Marco +12
The DAMA/LIBRA experiment, running at the Gran Sasso National Laboratory of the I.N.F.N. in Italy, has a sensitive mass of about 250 kg highly radiopure NaI(Tl). It is mainly devot…
The dark matter: DAMA/LIBRA and its perspectives
R. Bernabei, P. Belli, V. Caracciolo +10
Experimental observations and theoretical arguments point out that Dark Matter (DM) particles are one of the most prominent component of the Universe. This motivated the pioneer DA…
Measurements of ZnWO anisotropic response to nuclear recoils for the ADAMO project
P. Belli, R. Bernabei, F. Cappella +10
Anisotropic scintillators can offer a unique possibility to exploit the so-called directionality approach in order to investigate the presence of those Dark Matter (DM) candidates…
The half-life of Po
P. Belli, R. Bernabei, R. S. Boiko +10
The half-life of Po was measured with the highest up-to-date accuracy as ns by using thorium-loaded liquid scintillator.
First direct search for and $εβ^+$ decay of Sm and $2β^-$ decay of Sm
P. Belli, R. Bernabei, R. S. Boiko +12
The first direct search for the double electron capture () and the electron capture with positron emission ($εβ^+$) in Sm to the ground state and to the excited leve…
Measurement of the 2 Decay Half-Life of Se-82 with the Global CUPID-0 Background Model
O. Azzolini, J. W. Beeman, F. Bellini +49
We report on the results obtained with the global CUPID-0 background model, which combines the data collected in the two measurement campaigns for a total exposure of 8.82~kg$\time…
Search for Majoron-like particles with CUPID-0
0 Collaboration, O. Azzolini, J. W. Beeman +50
We present the first search for the Majoron-emitting modes of the neutrinoless double decay () using scintillating cryogenic calorimeters. We analysed the CUPID-0…
Double beta decay of Nd to the first excited level of Sm: preliminary results
A. S. Barabash, P. Belli, R. Bernabei +16
The double beta decay of Nd to the first excited 0 level of Sm ( = 740.5 keV) has been investigated with the help of the ultra-low-background setup con…
Measurement of Po half-life with the CUPID-0 experiment
O. Azzolini, J. W. Beeman, F. Bellini +44
Rare event physics demands very detailed background control, high-performance detectors, and custom analysis strategies. Cryogenic calorimeters combine all these ingredients very e…
Final results of the measurement to search for rare decays of naturally occurring osmium isotopes with ultra-low background gamma-ray spectrometry
P. Belli, R. Bernabei, F. Cappella +15
A long-term measurement was conducted to search for , double- and double- decays with quanta emission in naturally occurring osmium isotopes. This study took advan…
Search for double beta decay processes in 106Cd with the help of 106CdWO4 crystal scintillator
P. Belli, R. Bernabei, R. S. Boiko +20
A search for the double beta processes in 106Cd was carried out at the Gran Sasso National Laboratories of the INFN (Italy) with the help of a 106CdWO4 crystal scintillator (215 g)…
Sensitivity of the CUPID experiment to decay of Mo
K. Alfonso, A. Armatol, C. Augier +189
CUPID is a next-generation bolometric experiment to search for neutrinoless double-beta decay () of Mo using LiMoO scintillating crystals. It will operate…
First search for 2 and $\varepsilonβ^+$ processes in Yb
P. Belli, R. Bernabei, R. S. Boiko +12
The double-electron capture and the electron capture with positron emission in Yb have been investigated for the first time at the STELLA facility of the Gran Sasso undergr…
Search for double beta decay of Cd with enriched CdWO crystal scintillators (Aurora experiment)
F. A. Danevich, A. S. Barabash, P. Belli +16
The Aurora experiment to investigate double beta decay of Cd with the help of 1.162 kg cadmium tungstate crystal scintillators enriched in Cd to 82\% is in progress…
First search for and $\varepsilonβ^+$ decay of Er and new limit on $2β^{-}$ decay of Er to the first excited level of Yb
P. Belli, R. Bernabei, R. S. Boiko +11
The first search for double electron capture () and electron capture with positron emission ($\varepsilonβ^+$) of Er to the ground state and to several excit…
Improved model-dependent corollary analyses after the first six annual cycles of DAMA/LIBRA-phase2
R. Bernabei, P. Belli, F. Cappella +12
Several of the many proposed Dark Matter candidate particles, already investigated with lower exposure and a higher software energy threshold, are further analyzed including the fi…
New limits on double beta processes in 106-Cd
V. I. Tretyak, P. Belli, R. Bernabei +14
A radiopure cadmium tungstate crystal scintillator, enriched in 106-Cd to 66%, with mass of 216 g (106-CdWO4) was used in coincidence with four ultra-low background HPGe detectors…
No role for muons in the DAMA annual modulation results
R. Bernabei, P. Belli, F. Cappella +12
This paper gathers arguments and reasons why muons surviving the Gran Sasso mountain cannot mimic the Dark Matter annual modulation signature exploited by the DAMA/NaI and DAMA/LIB…
Electron spectral shape of the third-forbidden -decay of Rb measured using a RbZrCl crystal scintillator
P. Belli, R. Bernabei, F. Cappella +12
In recent years, interest in experimental studies of -decay electron spectra -- often referred to as spectra -- has been growing. This is particularly true for transi…
First model independent results from DAMA/LIBRA-phase2
R. Bernabei, P. Belli, A. Bussolotti +14
The first model independent results obtained by the DAMA/LIBRA-phase2 experiment are presented. The data have been collected over 6 annual cycles corresponding to a total exposure…
Innovating Bolometers' Mounting: A Gravity-Based Approach
The CUPID Collaboration, K. Alfonso, A. Armatol +190
Cryogenic calorimeters, also known as bolometers, are among the leading technologies for searching for rare events. The CUPID experiment is exploiting this technology to deploy a t…
Investigation of rare nuclear decays with BaF crystal scintillator contaminated by radium
P. Belli, R. Bernabei, F. Cappella +8
The radioactive contamination of a BaF scintillation crystal with mass of 1.714 kg was measured over 101 hours in the low-background DAMA/R&D set-up deep underground (3600 m w.…
Final results of the Aurora experiment to study 2 decay of Cd with enriched CdWO crystal scintillators
A. S. Barabash, P. Belli, R. Bernabei +17
The double-beta decay of Cd has been investigated with the help of radiopure enriched CdWO crystal scintillators (mass of 1.162 kg) at the Gran Sasso undergroun…
Optical, luminescence, and scintillation properties of advanced ZnWO crystal scintillators
P. Belli, R. Bernabei, Yu. A. Borovlev +12
Zinc tungstate (ZnWO) crystal scintillators are promising detection material for the experiments searching for double beta decay, dark matter, and investigating rare alpha deca…
Developments and improvements of radiopure ZnWO anisotropic scintillators
P. Belli, R. Bernabei, F. Cappella +10
The ZnWO is an anisotropic crystal scintillator; for its peculiar characteristics, it is a very promising detector to exploit the so-called directionality approach in the inves…
Searches for neutrinoless resonant double electron captures at LNGS
P. Belli, R. Bernabei, R. S. Boiko +31
Several experiments were performed during last years at underground (3600 m w.e.) Laboratori Nazionali del Gran Sasso (LNGS) of the INFN (Italy) to search for resonant 2$\varepsilo…
Proceedings to the 25th International Workshop "What Comes Beyond the Standard Models", July 4 -- July 10, 2022, Bled, Slovenia
R. Bernabei, P. Belli, A. Bussolotti +51
Proceedings for our meeting ``What comes beyond the Standard Models'', which covered a broad series of subjects.
Final Result on the Neutrinoless Double Beta Decay of Se with CUPID-0
O. Azzolini, J. W. Beeman, F. Bellini +45
CUPID-0, an array of ZnSe cryogenic calorimeters, was the first medium-scale demonstrator of the scintillating bolometers technology. The first project phase (March 2017 - D…
DAMA/LIBRA results and perspectives, Bled 2013
R. Bernabei, P. Belli, S. d'Angelo +14
The DAMA/LIBRA experiment is composed by about 250 kg of highly radiopure NaI(Tl). It is in operation at the underground Gran Sasso National Laboratory of the INFN. The main aim of…
A few final comments to arXiv:1210.7548[hep-ph]
R. Bernabei, P. Belli, F. Cappella +12
A few final comments on arXiv:1210.7548 are given to confute incorrect arguments claimed there.
Investigation of 2 Decay of Cd with the Help of Enriched CdWO Crystal Scintillators
O. G. Polischuk, A. S. Barabash, P. Belli +18
Double beta decay of Cd has been investigated with the help of radiopure enriched CdWO crystal scintillators in the experiment Aurora. The half-life of …
Study of Pion Production in ν_μCC Interactions on O16 Using Different MC Generators
M. Antonello, V. Caracciolo, G. Christodoulou +12
In this report we present simulated event numbers, for various MC generators, for pion production in CC reactions on $\nucl{16}{O}$. For the simulation we used four differe…
New search for correlated e+e- pairs in the alpha decay of 241Am
R. Bernabei, P. Belli, F. Cappella +15
A new search for production of correlated e+e- pairs in the alpha decay of 241Am has been carried out deep underground at the Gran Sasso National Laboratory of the I.N.F.N. by usin…
Low background detector with enriched 116CdWO4 crystal scintillators to search for double beta decay of 116Cd
A. S. Barabash, P. Belli, R. Bernabei +28
A cadmium tungstate crystal boule enriched in Cd to 82% with mass of 1868 g was grown by the low-thermal-gradient Czochralski technique. The isotopic composition of cadmium…
Comment on "On an unverified nuclear decay and its role in the DAMA experiment" (arXiv:1210.5501)
R. Bernabei, P. Belli, F. Cappella +12
We briefly remind references and arguments, already discussed in the past, which confute erroneous claims in arXiv:1210.5501.
Search for Sterile Neutrinos with CUPID-0
O. Azzolini, J. W. Beeman, F. Bellini +50
Sterile neutrinos are well-motivated extensions of the Standard Model, introduced to address fundamental questions such as the origin of neutrino masses and the nature of dark matt…
Dark Matter: DAMA/LIBRA and its perspectives
R. Bernabei, P. Belli, F. Cappella +11
The long-standing model-independent annual modulation effect measured by DAMA deep underground at Gran Sasso Laboratory with different experimental configurations is summarized and…
Search for decay of naturally occurring Hf-nuclides using a CsHfCl scintillator
V. Caracciolo, S. Nagorny, P. Belli +8
Residual radioactive contaminants of a caesium hafnium chloride (CsHfCl) crystal scintillator have been measured in a low background setup at the Gran Sasso National Labora…
Radioactive contamination of BaF2 crystal scintillator
O. G. Polischuk, P. Belli, R. Bernabei +8
Barium fluoride (BaF) crystal scintillators are promising detectors to search for double beta decay processes in Ba ( = 2619(3) keV) and Ba (…
Final model independent result of DAMA/LIBRA-phase1
R. Bernabei, P. Belli, F. Cappella +16
The results obtained with the total exposure of 1.04 ton x yr collected by DAMA/LIBRA-phase1 deep underground at the Gran Sasso National Laboratory (LNGS) of the I.N.F.N. during 7…
Model independent result on possible diurnal effect in DAMA/LIBRA-phase1
R. Bernabei, P. Belli, F. Cappella +16
The results obtained in the search for possible diurnal effect in the single-hit low energy data collected by DAMA/LIBRA-phase1 (total exposure: 1.04 ton x yr) deep underground at…
Improvement of radiopurity level of enriched CdWO and ZnWO crystal scintillators by recrystallization
A. S. Barabash, P. Belli, R. Bernabei +17
As low as possible radioactive contamination of a detector plays a crucial role to improve sensitivity of a double beta decay experiment. The radioactive contamination of a sample…
Double-beta decay of Nd to excited levels of Sm
A. S. Barabash, P. Belli, R. Bernabei +23
The decay of Nd to the first excited 740.5 keV level of Sm was measured over 5.845 yr with the help of a four-crystal low-background HPGe …
Search for 2β decay of 116Cd with the help of enriched 116CdWO4 crystal scintillators
D. V. Poda, A. S. Barabash, P. Belli +18
Cadmium tungstate crystal scintillators enriched in Cd to 82% (CdWO, total mass of 1.2 kg) are used to search for 2 decay of Cd deep underg…
Investigating Earth shadowing effect with DAMA/LIBRA-phase1
R. Bernabei, P. Belli, S. d'Angelo +14
In the present paper the results obtained in the investigation of possible diurnal effects for low-energy single-hit scintillation events of DAMA/LIBRA-phase1 (1.04 ton yr…
Proceedings to the 27th Workshop "What Comes Beyond the Standard Models" Bled, July 8-17, 2024
R. Bernabei, P. Belli, A. Bussolotti +31
The series of meetings ``What comes beyond the Standard Models'' started in 1998 with the idea of organizing a workshop where participants would spend most of the time in discussio…
CdWO4 crystal scintillators from enriched isotopes for double beta decay experiments
D. V. Poda, A. S. Barabash, P. Belli +32
Cadmium tungstate crystal scintillators enriched in 106Cd and 116Cd were developed. The produced scintillators exhibit good optical and scintillation properties, and a low level of…
Search for decay of Cd with enriched CdWO crystal scintillator in coincidence with four HPGe detectors
P. Belli, R. Bernabei, V. B. Brudanin +14
A radiopure cadmium tungstate crystal scintillator, enriched in Cd to 66%, with mass of 216 g (CdWO), was used to search for double beta decay processes in $^{1…
Cryogenic light detectors with enhanced performance for rare events physics
M. Barucci, J. W. Beeman, V. Caracciolo +6
We have developed and tested a new way of coupling bolometric light detectors to scintillating crystal bolometers based upon simply resting the light detector on the crystal surfac…
Half-life measurements of Po with thorium-loaded liquid scintillator
P. Belli, R. Bernabei, R. S. Boiko +11
Precise measurement of half-life of Po (one of the daughter nuclides in radioactive chain of Th) was realized by means of liquid scintillator based on toluene doped…