O. Starodubtsev
A5020087970- Particle Detector Development and Performance
- Radiation Detection and Scintillator Technologies
- Dark Matter and Cosmic Phenomena
- Astrophysics and Cosmic Phenomena
- Particle physics theoretical and experimental studies
- Neutrino Physics Research
- Nuclear Physics and Applications
- Radiation Therapy and Dosimetry
- Atomic and Subatomic Physics Research
- Muon and positron interactions and applications
- High-Energy Particle Collisions Research
- Electrostatic Discharge in Electronics
- Gamma-ray bursts and supernovae
- Electron and X-Ray Spectroscopy Techniques
- Photocathodes and Microchannel Plates
- Superconducting Materials and Applications
- Radiation Effects in Electronics
- Advancements in Semiconductor Devices and Circuit Design
- Terahertz technology and applications
- CCD and CMOS Imaging Sensors
- Radioactivity and Radon Measurements
- Thin-Film Transistor Technologies
- Silicon Nanostructures and Photoluminescence
- Analog and Mixed-Signal Circuit Design
- Spectroscopy and Laser Applications
Istituto Nazionale di Fisica Nucleare, Sezione di Firenze
2015-2024
University of Florence
2012-2024
Institute of High Energy Physics
2023
Chinese Academy of Sciences
2023
University of Chinese Academy of Sciences
2023
Istituto Nazionale di Fisica Nucleare, Sezione di Ferrara
2018
Istituto Nazionale di Fisica Nucleare, Sezione di Catania
2017
University of Trieste
2004-2016
University of Milano-Bicocca
2016
Istituto Nazionale di Fisica Nucleare, Sezione di Pavia
2015
Abstract We present an innovative charge detector with high resolution and wide dynamic range designed to fulfill the requirements of a monitoring system for energy ion beam. The prototype, constructed using Si photodiodes custom readout electronics, underwent extensive testing during HERD AMS beam tests at CERN SPS facilities. Initial showcased detector's exceptional performance, emphasizing both capable measuring nuclei atomic numbers ranging from 1 80. prototype's compatibility fast,...
Muon Radiography allows to map the density of a volcanic cone. It is based on measurement attenuation flux muons present in cosmic radiation ground. The MU-RAY project has developed an innovative detector designed for muon radiography. main features are low electric power consumption, robustness and transportability, good spatial resolution time flight measurement. A 1 m2 prototype been constructed. collected data at Mt. Vesuvius approximately month spring 2013. second campaign performed Puy...
Abstract The measurement of cosmic rays at energies exceeding 100 TeV per nucleon is crucial for enhancing the understanding high-energy particle propagation and acceleration models in Galaxy. HERD a space-borne calorimetric experiment that aims to extend current direct measurements unexplored energies, such as protons one PeV. payload scheduled be installed on Chinese Space Station 2027. primary peculiarity instrument its capability measure particles coming from all directions, with main...
The High Energy cosmic-Radiation Detection (HERD) is a future space experiment which will be installed on the China’s Space Station around 2027. main goal of measurement cosmic rays up to energies are not explored by instruments currently operating in space, particular protons with PeV, nuclei hundreds TeV per nucleon and electrons tens TeV. HERD consist silicon charge detectors, anti-coincidence scintillators, scintillating fiber trackers, transition radiation detector calorimeter. latter...
Abstract The measurement of cosmic-ray individual spectra provides unique information regarding the origin and propagation astro-particles. Due to limited acceptance current space experiments, protons nuclei around “knee” region (∼ 1 PeV) can only be observed by ground based experiments. Thanks an innovative design, High Energy cosmic-Radiation Detection (HERD) facility will allow direct observation up this energy region: instrument is mainly on a 3D segmented, isotropic homogeneous...
The HERD experiment is a future for the direct detection of high-energy cosmic rays and to be installed on Chinese space station in 2027. main objectives are first measurement knee ray spectrum, extension electron+positron flux up tens TeV, gamma astronomy, search indirect signals dark matter. component detector an innovative calorimeter composed about 7500 LYSO scintillating crystals assembled spherical shape. Two independent readout systems scintillation light will each crystal:...
Abstract The BLEMAB European project (BLast furnace stack density Estimation through online Muon ABsorption measurements), the evolution of previous Mu-Blast project, is designed to investigate in detail capability muon radiography techniques applied imaging inner zone a blast furnace. In particular, goal this collaboration characterize internal region (so-called cohesive zone) where slowly downward-moving material begins soften and melt, which plays an important role performance itself....
Current research in High Energy Cosmic Ray Physics touches on fundamental questions regarding the origin of cosmic rays, their composition, acceleration mechanisms, and production. Unambiguous measurements energy spectra composition rays at "knee" region could provide some answers to above questions. So far only ground based observations, which rely sophisticated models describing high interactions earth's atmosphere, have been possible due extremely low particle rates these energies. A...
We report on the structure and performance of 4H-SiC p <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">+</sup> -n APDs fabricated in a fully planar technology. A dark current density lower than 10 nA/cm xmlns:xlink="http://www.w3.org/1999/xlink">2</sup> at 30-V reverse bias breakdown voltage 88 V were observed. gain as high xmlns:xlink="http://www.w3.org/1999/xlink">5</sup> was measured 94-V bias, confirming avalanche multiplication working...
The multi-TeV energy region of the cosmic-ray spectra has been recently explored by direct detection experiments that used calorimetric techniques to measure cosmic particles. Interesting spectral features have observed in both all-electron and nuclei spectra. However, interpretation results is compromised disagreements between data obtained from various experiments, are not reconcilable with quoted experimental uncertainties. Understanding reason for discrepancy among measurements...
The High Energy cosmic-Radiation Detection (HERD) facility has been proposed as a space cosmic-ray and gamma-ray detector, which will be installed on the China Space Station around 2027. HERD able to measure proton nuclei fluxes up cosmic ray knee region (about 1 PeV), electron + positron flux tens of TeV gamma rays above 100 MeV. CALO, homogeneous 3D segmented calorimeter, is core detector HERD. It consists about 7500 LYSO cubes with 3 cm side length, corresponding 55 radiation lengths (X0)...
Future space experiments dedicated to the observation of high-energy gamma and cosmic rays will increasingly rely on a highly performing calorimetry apparatus, their physics performance be primarily determined by geometrical dimensions energy resolution calorimeter deployed. Thus it is extremely important optimize its acceptance, granularity, absorption depth for measurement particle with respect total mass apparatus which most constraint launch. The proposed design tries satisfy these...
The direct measurement of the cosmic-ray spectrum, up to knee region, is one instrumental challenges for next generation space experiments. main issue these measurements a steeply falling spectrum with increasing energy, so physics performance calorimeters are primarily determined by their geometrical acceptance and energy resolution. CaloCube three-year R&D project, approved financed INFN in 2014, aiming optimize design space-born calorimeter. peculiarity its capability detecting particles...
HERD is a future experiment for the direct detection of high energy cosmic rays. The instrument based on calorimeter optimized not only good resolution but also large acceptance. Each crystal composing equipped with two read-out systems: one wavelength-shifting fibers and other photodiodes different active areas assembled in monolithic package. In this paper, we describe photodiode system, focusing experimental requirements, design estimated performances. Finally, show how these features...
The MIMA muon tracker, developed by the INFN Unit of Florence and Department Physics Astronomy University Florence, has been designed to test application radiography (or muography) multidisciplinary case studies, demonstrate its validity as an imaging tool in different fields develop dedicated data analysis strategies. detector is a scaled-down version trackers for "Mu-Ray" R&D project MURAVES (MUon RAdiography VESuvius) "Progetto Premiale", financed Italian government. Thanks compactness,...
The direct observation of high-energy cosmic rays, up to the PeV energy region, will increasingly rely on highly performing calorimeters, and physics performance be primarily determined by their geometrical acceptance resolution. Thus, it is extremely important optimize design, granularity absorption depth, with respect totalmass apparatus, which amongst most constraints for a space mission. CaloCube an homogeneous calorimeter whose basic geometry cubic isotropic, obtained filling volume...