M. Nieslony
A5069275066- Neutrino Physics Research
- Astrophysics and Cosmic Phenomena
- Particle physics theoretical and experimental studies
- Dark Matter and Cosmic Phenomena
- Atomic and Subatomic Physics Research
- Radiation Detection and Scintillator Technologies
- Atmospheric Ozone and Climate
- Solar and Space Plasma Dynamics
- Advanced NMR Techniques and Applications
- Cosmology and Gravitation Theories
- Particle Detector Development and Performance
- Gyrotron and Vacuum Electronics Research
- Neonatal Health and Biochemistry
- Astro and Planetary Science
- Thermal Radiation and Cooling Technologies
- Advances in Oncology and Radiotherapy
- Advanced Chemical Physics Studies
- Advanced Sensor Technologies Research
- Calibration and Measurement Techniques
Johannes Gutenberg University Mainz
2018-2024
Istituto Nazionale di Fisica Nucleare, Sezione di Genova
2022
Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali del Gran Sasso
2019-2022
University of Applied Sciences Mainz
2022
Forschungszentrum Jülich
2020
University of Genoa
2020
RWTH Aachen University
2020
Istituto Nazionale di Fisica Nucleare, Sezione di Milano
2020
University of Milan
2020
Sapienza University of Rome
2019
We present the simultaneous measurement of interaction rates ${R}_{pp}$, ${R}_{\mathrm{Be}}$, ${R}_{pep}$ $pp$, $^{7}\mathrm{Be}$, and $pep$ solar neutrinos performed with a global fit to Borexino data in an extended energy range (0.19--2.93) MeV particular attention details analysis methods. This result was obtained by analyzing 1291.51 days Phase-II data, collected after extensive scintillator purification campaign. Using counts per day $(\mathrm{cpd})/100\text{ }\mathrm{ton}$ as unit, we...
Abstract New developments in liquid scintillators, high-efficiency, fast photon detectors, and chromatic sorting have opened up the possibility for building a large-scale detector that can discriminate between Cherenkov scintillation signals. Such could reconstruct particle direction species using light while also having excellent energy resolution low threshold of scintillator detector. Situated deep underground, utilizing new techniques computing reconstruction, this achieve unprecedented...
This paper presents a comprehensive geoneutrino measurement using the Borexino detector, located at Laboratori Nazionali del Gran Sasso (LNGS) in Italy. The analysis is result of 3262.74 days data between December 2007 and April 2019. describes improved techniques optimized selection, which includes enlarged fiducial volume sophisticated cosmogenic veto. reported exposure (1.29±0.05)×1032 protons ×year represents an increase by factor two over previous 2015. By observing...
We report on an improved measurement of the $^{8}\mathrm{B}$ solar neutrino interaction rate with Borexino experiment at Laboratori Nazionali del Gran Sasso. Neutrinos are detected via their elastic scattering electrons in a large volume liquid scintillator. The measured scattered above 3 MeV energy is ${0.223}_{\ensuremath{-}0.016}^{+0.015}(\mathrm{stat}){\text{ }}_{\ensuremath{-}0.006}^{+0.006}(\mathrm{syst})\text{ }\text{ }\mathrm{cpd}/100\text{ }\mathrm{t}$, which corresponds to observed...
We have measured the flux of cosmic muons in Laboratori Nazionali del Gran Sasso at 3800 m w.e. to be (3.432 ± 0.003)⋅ 10−4 m−2s−1 based on ten years Borexino data acquired between May 2007 and 2017. A seasonal modulation with a period (366.3 0.6) d relative amplitude (1.36 ±0.04)% is observed. The phase (181.7 0.4) d, corresponding maximum 1st July. Using inferred from global atmospheric models, we show muon positively correlated temperature measure effective coefficient αT = 0.90 0.02....
Liquid scintillator detectors play a central role in the detection of neutrinos from various sources. In particular, it is only technique used so far for precision spectroscopy sub-MeV solar neutrinos, as demonstrated by Borexino experiment at Gran Sasso National Laboratory Italy. The benefit high light yield, and thus low energy threshold good resolution, comes cost directional information featured water Cherenkov detectors, measuring 8B above few MeV. this paper we provide first...
Abstract Neutrinos emitted in the carbon, nitrogen, oxygen (CNO) fusion cycle Sun are a sub-dominant, yet crucial component of solar neutrinos whose flux has not been measured yet. The Borexino experiment at Laboratori Nazionali del Gran Sasso (Italy) unique opportunity to detect them directly thanks detector’s radiopurity and precise understanding detector backgrounds. We discuss sensitivity CNO neutrinos, which is based on strategies we adopted constrain rates two most relevant background...
Abstract The Accelerator Neutrino Neutron Interaction Experiment (ANNIE) is a 26-ton water Cherenkov neutrino detector installed on the Booster Beam (BNB) at Fermilab. Its main physics goals are to perform measurement of neutron yield from neutrino-nucleus interactions, as well charged-current cross section muon neutrinos. An equally important focus research and development new technologies target media. Specifically, water-based liquid scintillator (WbLS) interest novel medium, it allows...
Abstract Cosmogenic radio-nuclei are an important source of background for low-energy neutrino experiments. In Borexino, cosmogenic $$^{11}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mrow /> <mml:mn>11</mml:mn> </mml:msup> </mml:math> C decays outnumber solar pep and CNO events by about ten to one. order extract the flux these two species, a highly efficient identification this is mandatory. We present here details most consolidated strategy, used throughout...
Abstract Gadolinium-loading of large water Cherenkov detectors is a prime method for the detection Diffuse Supernova Neutrino Background (DSNB). While enhanced neutron tagging capability greatly reduces single-event backgrounds, correlated events mimicking IBD coincidence signature remain potentially harmful background. Neutral-Current (NC) interactions atmospheric neutrinos dominate DSNB signal especially in low-energy range observation window that reaches from about 12 to 30 MeV. The...
We describe the design and performance of a high precision thermal calorimeter, whose purpose was measurement total activity 144Ce-144Pr anti-neutrino source SOX (Short distance neutrino Oscillation with BoreXino) experiment. aimed at search for eV-scale sterile neutrinos by means Borexino detector Laboratori Nazionali del Gran Sasso in Italy very powerful artificial located 8.51 m from center. In order to obtain required sensitivity, (approximately 150 kCi) had be known 1% precision. this...
We report the measurement of sub-MeV solar neutrinos through use their associated Cherenkov radiation, performed with Borexino detector at Laboratori Nazionali del Gran Sasso. The is achieved using a novel technique that correlates individual photon hits events to known position Sun. In an energy window between 0.54 0.74 MeV, selected dominant scintillation light, we have measured 10 887_{-2103}^{+2386}(stat)±947(syst) (68% confidence interval) out 19 904 total events. This corresponds...
The Accelerator Neutrino Neutron Interaction Experiment (ANNIE) is a 26-ton water Cherenkov neutrino detector installed on the Booster Beam (BNB) at Fermilab. Its main physics goals are to perform measurement of neutron yield from neutrino-nucleus interactions, as well charged-current cross section muon neutrinos. An equally important focus placed research and development new technologies target media. Specifically water-based liquid scintillator (WbLS) interest novel medium, it allows for...
The Borexino experiment has recently provided the first direct experimental evidence of sub-dominant CNO-cycle in Sun, which is assumed to be main energy production mechanism heavier stars. a liquid scintillator detector located at Laboratori Nazionali del Gran Sasso, Italy with goal measure solar neutrinos. extreme radiopurity and successful thermal stabilisation have proven valuable assets quest for CNO low abundance neutrinos similarity its spectral shape that \emph{pep} intrinsic...
We present the most recent results from two currently running solar neutrino experiments, Borexino at Gran Sasso laboratory in Italy and SuperK Kamioka mine Japan. has released precise yet measurement of 8B interaction rate, with a precision better than 2\%, consistent constant emission over more decade. refined measurements all neutrinos produced pp fusion chain. For first time, one single detector measured entire range once. These new data weakly favor high-metallicity Sun. Prospects for...
Abstract The SOX (Short distance Oscillations with boreXino) experiment aims to investigate possible anomalous oscillatory behaviours in neutrinos, including the existence of sterile by exploiting very low radioactive background Borexino detector. A calibration campaign is crucial achieve a deeper understanding energy response and spatial reconstruction accuracies It will be performed suite low-activity sources which map whole active volume, especially nearby inner vessel. points at border...
A comprehensive measurement of solar neutrino fluxes has been completed using the Borexino Phase-II data in an extended energy range. The reports pp, 7Be and pep with highest precision ever achieved, 8B lowest threshold, first limit on hep neutrinos, as well best CNO neutrinos. These results their physics interpretations concerning so-called metallicity puzzle electron-neutrino survival probability, other highlights analysis, have summarized this talk.
The Accelerator Neutrino Neutron Interaction Experiment (ANNIE) is a Gadolinium-loaded water Cherenkov detector located in the Booster Beam at Fermilab. One of its primary physics goals to measure final state neutron multiplicity neutrino-nucleus interactions. This measurement yield as function outgoing lepton kinematics will be useful constrain systematic uncertainties and reduce biases future long-baseline oscillation cross-section experiments. ANNIE also testbed for innovative new...
will present the results obtained and discuss progress towards Phase II, scheduled to begin taking data in Fall 2018.