A5006303884- Particle physics theoretical and experimental studies
- Quantum Chromodynamics and Particle Interactions
- High-Energy Particle Collisions Research
- Particle Detector Development and Performance
- Radiation Detection and Scintillator Technologies
- Atomic and Subatomic Physics Research
- Dark Matter and Cosmic Phenomena
- Ionosphere and magnetosphere dynamics
- High-pressure geophysics and materials
- Nuclear Physics and Applications
- Advanced Semiconductor Detectors and Materials
- X-ray Spectroscopy and Fluorescence Analysis
- Geophysics and Gravity Measurements
- Advanced X-ray and CT Imaging
- Magnetic confinement fusion research
- CCD and CMOS Imaging Sensors
- Astrophysics and Cosmic Phenomena
- Medical Imaging Techniques and Applications
- Solar and Space Plasma Dynamics
- Radioactive element chemistry and processing
- GNSS positioning and interference
- Radiation Therapy and Dosimetry
- Atmospheric and Environmental Gas Dynamics
- Radioactive Decay and Measurement Techniques
- Geomagnetism and Paleomagnetism Studies
Istituto Nazionale di Fisica Nucleare, Sezione di Milano
2021-2024
Politecnico di Milano
2021-2024
Technical University of Munich
2022-2023
Consorzio di Bioingegneria e Informatica Medica
2023
RIKEN
2021-2022
University of Zagreb
2021
Jagiellonian University
2021
Institute of Physics
2021
Enrico Fermi Center for Study and Research
2021
Excellence Cluster Universe
2021
Abstract The current work presents the optimization of large area silicon drift detectors developed by SIDDHARTA-2 collaboration for high precision x-ray measurements light exotic atom transitions. Two different radiation sources were employed in study: an tube, investigating energy resolution and charge collection efficiency device range 4000 eV–13 000 eV, a β − 90 Sr radioactive source measuring timing response, thus qualifying parameters inside semiconductor. study reports spectroscopic...
The most important information still missing in the field of low-energy antikaon-nucleon inter actions studies is experimental determination hadronic energy shift and width kaonic deuterium. This measurement will be performed by SIDDHARTA-2 experiment, installed at DAΦNE collider presently data taking campaign. precise 1s level with respect to purely electromagnetic calculated values, generated presence strong interaction, through X-ray transitions this level, hydrogen, was SIDDHARTA...
The SIDDHARTINO experiment at the DA{\Phi}NE Collider of INFN-LNF, pilot run for SIDDHARTA-2 which aims to perform measurement kaonic deuterium transitions fundamental level, has successfully been concluded. paper reports main results this run, including optimization various components apparatus, among degrader needed maximize fraction kaons stopped inside target, through measurements helium 2p level. obtained shift and width values are {\epsilon}_2p = E_exp-E_e.m 0.2 {\pm} 2.5(stat) 2(syst)...
Abstract The SIDDHARTA-2 experiment at the DAΦNE collider aims to perform first kaonic deuterium x-ray transitions fundamental level measurement, with a systematic error of few eV. To achieve this challenging goal experimental apparatus is equipped 384 Silicon Drift Detectors (SDDs) distributed around its cryogenic gaseous target. SDDs developed by collaboration are suitable for high precision atoms spectroscopy, thanks their energy and time resolutions combined radiation hardness. response...
Kaonic atoms are an extremely efficient tool to investigate the strong interaction at low energy Frontier, since they provide direct access K − N threshold, eliminating necessity for extrapolation, unlike in case of scattering experiments. During 1970s and 1980s, extensive studies were performed on kaonic spanning across a broad spectrum elements periodic table, ranging from lithium uranium. These measurements provided inputs constraints theoretical description antikaon-nuclei potential....
A large-area silicon drift detectors (SDDs) system has been developed by the SIDDHARTA-2 collaboration for high precision light kaonic atom X-ray spectroscopy at DAΦNE collider of Istituto Nazionale di Fisica Nucleare—Laboratori Nazionali Frascati. The SDDs’ geometry and electric field configuration, combined with their read-out electronics, make these devices suitable performing measurements in background collider. This work presents spectroscopic response SDDs during first exotic atoms run...
The aim of the SIDDHARTA-2 experiment is to perform first measurement ever width and shift induced by strong interaction 2p→1s energy transition kaonic deuterium. This ambitious goal implies a challenging task due very low X-ray yield deuterium, which why an accurate thorough characterization experimental apparatus mandatory before starting data-taking campaign. Helium-4 excellent candidate for this since it exhibits high in particular 3d→2p transition, roughly 100 times greater than that...
In this paper, an overview of kaonic atoms studies from the late 90s to nowadays at DAΦNE collider INFN-LNF is presented.Experiments on are important tool test and optimize phenomenological models low-energy strong interaction.Since its construction, has represented ideal machine perform measurements, thanks unique beam kaons coming ϕs produced in decays.The DEAR SIDDHARTA experiments achieved precise evaluation shift width 2p → 1s transition hydrogen due interaction, thus provided a...
Kaonic atom X-ray spectroscopy is a consolidated technique for investigations on the physics of strong kaon-nucleus/nucleon interaction. Several experiments have been conducted regarding measurement soft emission (<20 keV) from light kaonic atoms (hydrogen, deuterium, and helium). Currently, there new research activities within framework SIDDHARTA-2 experiment EXCALIBUR proposal focusing performing precise accurate measurements hard X-rays (>20 intermediate (carbon, aluminum, sulfur). In...
Kaonic atoms are a unique tool to explore quantum chromodynamics in the strangeness sector at low energy, with implications reaching neutron stars and dark matter. Precision X-ray spectroscopy can fully unlock at-threshold isospin dependent antikaon-nucleon scattering lengths, via atomic transitions fundamental level. While SIDDHARTA experiment INFN-LNF DA$\Phi$NE collider successfully measured kaonic hydrogen, its successor SIDDHARTA-2 is starting now data taking campaign aiming finally...
Abstract The Veto-2 is a fundamental component of multiple-stage veto system for the SIDDHARTA-2 experiment installed at DAΦNE collider INFN-LNF in Italy. It was developed to improve signal-to-background ratio challenging measurement X-ray transitions level kaonic deuterium. Its purpose suppression hadronic background form Minimum Ionizing Particles by using topological correlation between signals and detectors. consists barrel plastic scintillators read out Silicon Photomultipliers....
The low-energy, non-perturbative regime of QCD can be studied directly by X-ray spectroscopy light kaonic atoms. SIDDHARTA-2 experiment, located at the DAΦNE collider, aims to measure 2 p → 1 s transition in deuterium for first time extract antikaon-nucleon scattering lengths. This measurement is impeded, inter alia, low K − d yield. Hence, several updates have been implemented on apparatus increase signal-to-background ratio, which are discussed detail this paper: a lightweight gas target...
Abstract The SIDDHARTA-2 collaboration is aiming to perform the challenging measurement of kaonic deuterium X-ray transitions ground state. This will allow extract isospin-dependent antikaon-nucleon scattering lengths, providing input theory Quantum Chromodynamics (QCD) in non-perturbative regime with strangeness. work describes experimental apparatus and presents results obtained during commissioning phase realized helium measurements. In particular, first observation 3s level (M-lines),...
Abstract We present the novel 2× 4 monolithic Silicon Drift Detectors (SDD) array of 1 mm thickness developed within context SIDDHARTA-2 experiment for high-energy X-ray spectroscopy measurements light kaonic atom transitions. It represents a state-of-the-art advancement in terms detection efficiency with respect to previous generation detectors, having 450 μ m. The sensor features eight square SDD units an active area 8 × 2 each, arranged matrix. Therefore, total is 32 16 while chip 36 20 ,...
The SIDDHARTA-2 collaboration aims to measure for the first time shift and width induced on $1s$ level of kaonic deuterium by strong interaction. In preliminary phase experiment, a test run using Helium-4 target was performed optimize performance full experimental apparatus. This study highlighted possibility transition lines coming from intermediate mass atoms, such as carbon aluminum. order transitions where interaction is manifesting at higher energies, out energy range apparatus, testing...
KAMEO (Kaonic Atoms Measuring Nuclear Resonance Effects Ob-servables) is a proposal for an experiment aiming to perform the first consistent measurement of E2 nuclear resonance effects in kaonic molybdenum A=94,96,98,100 isotopes. The mixes atomic states, due electrical quadrupole excitation rotational states. It occurs atoms having energy state closely matching de-excitation energy, and affects rates X-ray transitions resonance. effect KMO isotopes allows study strong kaon-nucleus...