Publications (28)
Study of Cosmogenic Neutron Backgrounds at LNGS
A. Empl, R. Jasim, E. Hungerford +1
Cosmic muon interactions are important contributors to backgrounds in underground detectors when searching for rare events. Typically neutrons dominate this background as they are…
Spectroscopy of geo-neutrinos from 2056 days of Borexino data
Borexino collaboration, M. Agostini, S. Appel +99
We report an improved geo-neutrino measurement with Borexino from 2056 days of data taking. The present exposure is protonyr. Assuming a chondrit…
The Main Results of the Borexino Experiment
A. Derbin, V. Muratova, M. Agostini +96
The main physical results on the registration of solar neutrinos and the search for rare processes obtained by the Borexino collaboration to date are presented.
Solar neutrino with Borexino: results and perspectives
O. Smirnov, G. Bellini, J. Benziger +87
Borexino is a unique detector able to perform measurement of solar neutrinos fluxes in the energy region around 1 MeV or below due to its low level of radioactive background. It wa…
A test of electric charge conservation with Borexino
Borexino Collaboration, M. Agostini, S. Appel +95
Borexino is a liquid scintillation detector located deep underground at the Laboratori Nazionali del Gran Sasso (LNGS, Italy). Thanks to the unmatched radio-purity of the scintilla…
Borexino calibrations: Hardware, Methods, and Results
Borexino collaboration, H. Back, G. Bellini +93
Borexino was the first experiment to detect solar neutrinos in real-time in the sub-MeV region. In order to achieve high precision in the determination of neutrino rates, the detec…
Lifetime measurements of 214Po and 212Po with the CTF liquid scintillator detector at LNGS
Borexino Collaboration, G. Bellini, J. Benziger +92
We have studied the alpha decays of 214Po into 210Pb and of 212Po into 208Pb tagged by the coincidence with the preceding beta decays from 214Bi and 212Bi, respectively. The employ…
First Commissioning of a Cryogenic Distillation Column for Low Radioactivity Underground Argon
H. O. Back, T. Alexander, A. Alton +11
We report on the performance and commissioning of a cryogenic distillation column for low radioactivity underground argon at Fermi National Accelerator Laboratory. The distillation…
The Electronics and Data Acquisition System for the DarkSide-50 Veto Detectors
P. Agnes, L. Agostino, I. F. M. Albuquerque +155
DarkSide-50 is a detector for dark matter candidates in the form of weakly interacting massive particles (WIMPs). It utilizes a liquid argon time projection chamber (LAr TPC) for t…
The veto system of the DarkSide-50 experiment
The DarkSide Collaboration, P. Agnes, L. Agostino +158
Nuclear recoil events produced by neutron scatters form one of the most important classes of background in WIMP direct detection experiments, as they may produce nuclear recoils th…
Cosmogenic Backgrounds in Borexino at 3800 m water-equivalent depth
G. Bellini, J. Benziger, D. Bick +86
The solar neutrino experiment Borexino, which is located in the Gran Sasso underground laboratories, is in a unique position to study muon-induced backgrounds in an organic liquid…
Measurement of Scintillation and Ionization Yield and Scintillation Pulse Shape from Nuclear Recoils in Liquid Argon
H. Cao, T. Alexander, A. Aprahamian +32
We have measured the scintillation and ionization yield of recoiling nuclei in liquid argon as a function of applied electric field by exposing a dual-phase liquid argon time proje…
A. Fluka Study of Underground Cosmogenic Neutron Production
A Empl, E. V. Hungerford, R. Jasim +1
Neutrons produced by cosmic muon interactions are important contributors to backgrounds in underground detectors when searching for rare events. Typically such neutrons can dominat…
The Electronics, Trigger and Data Acquisition System for the Liquid Argon Time Projection Chamber of the DarkSide-50 Search for Dark Matter
DarkSide Collaboration, P. Agnes, I. F. M. Albuquerque +177
The DarkSide-50 experiment at the Laboratori Nazionali del Gran Sasso is a search for dark matter using a dual phase time projection chamber with 50 kg of low radioactivity argon a…
Recent Borexino results and prospects for the near future
D. D'Angelo, G. Bellini, J. Benziger +85
The Borexino experiment, located in the Gran Sasso National Laboratory, is an organic liquid scintillator detector conceived for the real time spectroscopy of low energy solar neut…
Final results of Borexino Phase-I on low energy solar neutrino spectroscopy
Borexino Collaboration, G. Bellini, J. Benziger +87
Borexino has been running since May 2007 at the LNGS with the primary goal of detecting solar neutrinos. The detector, a large, unsegmented liquid scintillator calorimeter characte…
Solar neutrino physics with Borexino I
L. Ludhova, G. Bellini, J. Benziger +87
Borexino is a large-volume liquid scintillator detector installed in the underground halls of the Laboratori Nazionali del Gran Sasso in Italy. After several years of construction,…
The Electronics and Data Acquisition System of the DarkSide Dark Matter Search
The DarkSide Collaboration, P. Agnes, T. Alexander +143
It is generally inferred from astronomical measurements that Dark Matter (DM) comprises approximately 27\% of the energy-density of the universe. If DM is a subatomic particle, a p…
A search for low-energy neutrino and antineutrino signals correlated with gamma-ray bursts with Borexino
M. Agostini, K. Altenmeuller, S. Appel +97
A search for neutrino and antineutrino events correlated with 2,350 gamma-ray bursts (GRBs) is performed with Borexino data collected between December 2007 and November 2015. No st…
Low-energy (anti)neutrino physics with Borexino: Neutrinos from the primary proton-proton fusion process in the Sun
P. Mosteiro, G. Bellini, J. Benziger +88
The Sun is fueled by a series of nuclear reactions that produce the energy that makes it shine. The primary reaction is the fusion of two protons into a deuteron, a positron and a…
First Results from the DarkSide-50 Dark Matter Experiment at Laboratori Nazionali del Gran Sasso
P. Agnes, T. Alexander, A. Alton +143
We report the first results of DarkSide-50, a direct search for dark matter operating in the underground Laboratori Nazionali del Gran Sasso (LNGS) and searching for the rare nucle…
New limits on heavy sterile neutrino mixing in -decay obtained with the Borexino detector
Borexino collaboration, G. Bellini, J. Benziger +87
If heavy neutrinos with mass 2 are produced in the Sun via the decay in a side branch of pp-chain, they wou…
Measurement of neutrino flux from the primary proton--proton fusion process in the Sun with Borexino detector
O. Y. Smirnov, M. Agostini, S. Appel +94
Neutrino produced in a chain of nuclear reactions in the Sun starting from the fusion of two protons, for the first time has been detected in a real-time detector in spectrometric…
Light Yield in DarkSide-10: a Prototype Two-phase Liquid Argon TPC for Dark Matter Searches
T. Alexander, D. Alton, K. Arisaka +119
As part of the DarkSide program of direct dark matter searches using liquid argon TPCs, a prototype detector with an active volume containing 10 kg of liquid argon, DarkSide-10, wa…
Measurement of geo-neutrinos from 1353 days of Borexino
G. Bellini, J. Benziger, D. Bick +90
We present a measurement of the geo--neutrino signal obtained from 1353 days of data with the Borexino detector at Laboratori Nazionali del Gran Sasso in Italy. With a fiducial exp…
Results from the first use of low radioactivity argon in a dark matter search
The DarkSide Collaboration, P. Agnes, L. Agostino +158
Liquid argon is a bright scintillator with potent particle identification properties, making it an attractive target for direct-detection dark matter searches. The DarkSide-50 dark…
Cosmic-muon flux and annual modulation in Borexino at 3800 m water-equivalent depth
G. Bellini, J. Benziger, D. Bick +87
We have measured the muon flux at the underground Gran Sasso National Laboratory (3800 m w.e.) to be (3.41 \pm 0.01) \times 10-4m-2s-1 using four years of Borexino data. A modulati…
Observation of the Dependence of Scintillation from Nuclear Recoils in Liquid Argon on Drift Field
T. Alexander, H. O. Back, H. Cao +27
We have exposed a dual-phase Liquid Argon Time Projection Chamber (LAr-TPC) to a low energy pulsed narrowband neutron beam, produced at the Notre Dame Institute for Structure and N…