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View article: Double beta decay of $^{150}$Nd to the excited levels of $^{150}$Sm
Double beta decay of $^{150}$Nd to the excited levels of $^{150}$Sm Open
The search for double beta decay of $^{150}$Nd to the excited levels of $^{150}$Sm was performed at the Gran Sasso underground laboratory of INFN (Italy) with a four-crystal HPGe gamma spectrometer over 5.845 yr by using a highly purified …
View article: New Results of the Experiment to Search for Double Beta Decay of 106Cd with Enriched 106CdWO4 Scintillator
New Results of the Experiment to Search for Double Beta Decay of 106Cd with Enriched 106CdWO4 Scintillator Open
In this article, we present current results of the experiment searching for double beta decay of 106Cd with the help of an enriched 106CdWO4 crystal scintillator in coincidence with two CdWO4 scintillation detectors. The experiment is carr…
View article: Double-beta decay of $^{150}$Nd to excited levels of $^{150}$Sm
Double-beta decay of $^{150}$Nd to excited levels of $^{150}$Sm Open
The $2\nu2β$ decay of $^{150}$Nd to the first excited 740.5 keV $0^{+}_{1}$ level of $^{150}$Sm was measured over 5.845 yr with the help of a four-crystal low-background HPGe $γ$ spectrometry system in the underground low-background labora…
View article: Study of Dark Matter with directionality approach using ZnWO<sub>4</sub> crystal scintillators
Study of Dark Matter with directionality approach using ZnWO<sub>4</sub> crystal scintillators Open
Low-background anisotropic scintillators represents an innovative approach to study the presence, in the galactic halo, of those Dark Matter (DM) candidate particles able to induce just nuclear recoils, by exploiting the directionality app…
View article: Annual modulation results from DAMA/LIBRA
Annual modulation results from DAMA/LIBRA Open
The long-standing model-independent annual modulation measured by DAMA at Gran Sasso Laboratory with different experimental configurations is summarized. The full exposure is 2.86 ton × yr over 22 annual cycles. DAMA/LIBRA–phase2 set-up, ≃…
View article: Final results of the measurement to search for rare decays of naturally\n occurring osmium isotopes with ultra-low background gamma-ray spectrometry
Final results of the measurement to search for rare decays of naturally\n occurring osmium isotopes with ultra-low background gamma-ray spectrometry Open
A long-term measurement was conducted to search for $\\alpha$, double-$\\alpha$\nand double-$\\beta$ decays with $\\gamma$ quanta emission in naturally occurring\nosmium isotopes. This study took advantage of two ultra-low background HPGe\…
View article: New studies on the radiopurity and performances of Cs<sub>2</sub>ZrCl<sub>6</sub> crystal scintillators
New studies on the radiopurity and performances of Cs<sub>2</sub>ZrCl<sub>6</sub> crystal scintillators Open
In this work, we present new studies by using different materials and procedures to improve the performances and radiopurity of Cs 2 ZrCl 6 (CZC) crystal scintillators. In particular, measurements of three new CZC crystals as scintillators…
View article: Low-background experiment to search for double beta decay of 106Cd using 106CdWO4 scintillator
Low-background experiment to search for double beta decay of 106Cd using 106CdWO4 scintillator Open
An experiment to search for 2ε-, εβ+- and 2β+-decays of 106Cd, using a 215 g cadmium tungstate scintillation crystal enriched at 66 % by 106Cd (106CdWO4) is carried out at the Gran Sasso underground laboratory (Italy). Events in the 106CdW…
View article: Dark Matter with DAMA/LIBRA and its perspectives
Dark Matter with DAMA/LIBRA and its perspectives Open
The existence of Dark Matter particles as a significant portion of the Universe’s total mass is suggested by theoretical reasoning at the galactic and larger scales as well as experimental data. This motivates the DAMA experiment’s efforts…
View article: Dark matter directionality approach using ZnWO$_4$ crystal scintillators
Dark matter directionality approach using ZnWO$_4$ crystal scintillators Open
The development of low-background anisotropic detectors can offer a unique way to study those Dark Matter (DM) candidate particles able to induce nuclear recoils through the directionality technique. Among the anisotropic scintillators, th…
View article: Dark Matter: DAMA/LIBRA and its perspectives
Dark Matter: DAMA/LIBRA and its perspectives Open
The long-standing model-independent annual modulation effect measured by DAMA deep underground at Gran Sasso Laboratory with different experimental configurations is summarized and perspectives will be highlighted. DAMA/LIBRA-phase2 set-up…
View article: Development of ZnWO<sub>4</sub>crystal scintillators for rare events search
Development of ZnWO<sub>4</sub>crystal scintillators for rare events search Open
The ZnWO 4 crystal scintillator is a promising detector for low counting experiments thanks to the high level of radiopurity and reasonably high optical and scintillation properties. In particular, ZnWO 4 scintillators can be utilized in t…
View article: Rare nuclear processes in Hf isotopes
Rare nuclear processes in Hf isotopes Open
Recently, efforts on the building of Hf-based crystal scintillators have been performed. The so-called “source = detector” approach has been implemented to study rare nuclear processes in Hf isotopes with higher efficiency with respect to …
View article: Annual modulation results from DAMA/LIBRA
Annual modulation results from DAMA/LIBRA Open
DAMA/LIBRA is an experiment investigating the presence of Dark Matter particles in the Galactic halo. The target detectors are ultra-radiopure NaI(Tl) crystal scintillators. They are placed inside a low-background set-up at the underground…
View article: Report on scipost_202208_00088v1
Report on scipost_202208_00088v1 Open
The long-standing model-independent annual modulation effect measured by DAMA deep underground at Gran Sasso Laboratory with different experimental configurations is summarized and perspectives will be highlighted.DAMA/LIBRA-phase2 set-up,…
View article: Investigation on Rare Nuclear Processes in Hf Nuclides
Investigation on Rare Nuclear Processes in Hf Nuclides Open
In this work, a review of recent studies concerning rare nuclear processes in Hf isotopes is presented. In particular, the investigations using HP-Ge spectrometry and Hf-based crystal scintillators are focused; the potentiality and the res…
View article: Dark Matter with DAMA/LIBRA
Dark Matter with DAMA/LIBRA Open
The long-standing model-independent annual modulation effect measured by DAMA deep underground at the Gran Sasso National Laboratory (LNGS) of the I.N.F.N. with different experimental configurations is summarized. In particular, the DAMA/L…
View article: Study of Dark Matter with Directionality Approach Using ZnWO4 Crystal Scintillators
Study of Dark Matter with Directionality Approach Using ZnWO4 Crystal Scintillators Open
Developing low-background anisotropic scintillators can provide a completely unique manner to have a look at the Dark Matter (DM) particle issue withinside the galactic halo, that's capable of setting off nuclear recoils, via the direction…
View article: Further results from DAMA/LIBRA-phase2 and perspectives
Further results from DAMA/LIBRA-phase2 and perspectives Open
The data collected by the DAMA/LIBRA-phase2 set-up during two additional annual cycles have been analyzed, further investigating the long-standing model-independent annual modulation effect pointed out by DAMA deep underground at the Gran …
View article: The dark matter: DAMA/LIBRA and its perspectives
The dark matter: DAMA/LIBRA and its perspectives Open
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 DAMA experiment to investigate the presence of these particle…
View article: Status and Perspectives of 2ϵ, ϵβ+ and 2β+ Decays
Status and Perspectives of 2ϵ, ϵβ+ and 2β+ Decays Open
This paper reviews the main experimental techniques and the most significant results in the searches for the 2ϵ, ϵβ+ and 2β+ decay modes. Efforts related to the study of these decay modes are important, since they can potentially offer com…
View article: The Future Role of Inorganic Crystal Scintillators in Dark Matter Investigations
The Future Role of Inorganic Crystal Scintillators in Dark Matter Investigations Open
Crystal scintillators and in particular inorganic scintillators play an important role in the investigation of Dark Matter (DM) and other rare processes. The investigation of a DM signature, as the annual modulation, or the directionality …
View article: Sensitivity of Solid-Scintillator Detectors to Dark Matter
Sensitivity of Solid-Scintillator Detectors to Dark Matter Open
This paper shortly reviews the sensitivities that can be achieved to unambiguously point out the presence of a signal of Galactic origin in dark matter experiments with solid-scintillator detectors. Examples of the experimental sensitiviti…
View article: Double Beta Decay to Excited States of Daughter Nuclei
Double Beta Decay to Excited States of Daughter Nuclei Open
In this paper we review results obtained in the searches of double beta decays to excited states of the daughter nuclei and illustrate the related experimental techniques. In particular, we describe in some detail the only two cases in whi…