A5070425208- Nuclear physics research studies
- Neutrino Physics Research
- Nuclear Physics and Applications
- Particle accelerators and beam dynamics
- Silicon Carbide Semiconductor Technologies
- Laser-Plasma Interactions and Diagnostics
- Laser-induced spectroscopy and plasma
- Particle Detector Development and Performance
- Radiation Effects in Electronics
- Advanced NMR Techniques and Applications
- Atomic and Molecular Physics
- Superconducting Materials and Applications
- Radiation Detection and Scintillator Technologies
- Ion-surface interactions and analysis
- Semiconductor materials and devices
- High-pressure geophysics and materials
- Silicon and Solar Cell Technologies
- Diamond and Carbon-based Materials Research
- Particle physics theoretical and experimental studies
- Magnetic confinement fusion research
- Laser-Matter Interactions and Applications
- Thin-Film Transistor Technologies
- Integrated Circuits and Semiconductor Failure Analysis
- Semiconductor materials and interfaces
- Quantum Chromodynamics and Particle Interactions
Institute for Microelectronics and Microsystems
2020-2025
National Research Council
2020-2023
Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali del Sud
2015-2022
Istituto Nazionale di Fisica Nucleare
2015-2021
Campbell Collaboration
2020
Istituto Nazionale di Fisica Nucleare, Sezione di Catania
2020
University of Messina
2015-2018
Institute for Physics
2018
University of Catania
2018
Silicon carbide (SiC) is a compound semiconductor, which considered as possible alternative to silicon for particles and photons detection. Its characteristics make it very promising the next generation of nuclear particle physics experiments at high beam luminosity. Carbide detectors Intense Luminosity Investigations Applications (SiCILIA) project starting collaboration between Italian National Institute Nuclear Physics (INFN) IMM-CNR, aiming realization innovative detection systems based...
Background: Double charge exchange (DCE) nuclear reactions have recently attracted much interest as tools to provide experimentally driven information about matrix elements of in the context neutrinoless double-$\ensuremath{\beta}$ decay. In this framework, a good description reaction mechanism and complete knowledge initial final-state interactions are mandatory. Presently, not enough is known details optical potentials response isospin operators for many projectile-target systems proposed...
NUMEN proposes an innovative technique to access the nuclear matrix elements entering expression of lifetime double beta decay by cross-section measurements heavy-ion induced Double Charge Exchange (DCE) reactions. Despite fact that two processes, namely neutrinoless and DCE reactions, are triggered weak strong interaction respectively, important analogies suggested. The basic point is coincidence initial final state many-body wave functions in types processes formal similarity transition...
Silicon carbide (SiC) is an interesting semiconductor for MEMS devices. The high-value Young's modulus of silicon facilitates high frequencies and quality (Q) factors in resonant devices built with double-clamped beams. aim this work to achieve the determination modeling Q-Factor samples micromachined 3C-SiC film on <111> substrates. This study demonstrates that experimental datasets created by Romero, integrated thicker reported work, fit theoretical model presented paper. Furthermore,...
While silicon has been a steadfast semiconductor material for the past 50 years, it is now facing competition from other materials, especially detector design. In that respect, due to its high resistance radiation damage, carbide one of most promising materials. this work, we discuss damage studies new, large area, p-n junction device developed by SiCILIA collaboration. We have studied general performances several devices, as function fluence, irradiated in different experimental conditions...
In this contribution, we will illustrate the main results of R&D activities related to Silicon Carbide detectors associated with NUMEN project.
New experimental measurements of charge state distributions produced by a 20Ne10+ beam at 15 MeV/u colliding on various thin solid targets are presented. The use the MAGNEX magnetic spectrometer enabled 8+ down to fractions few 10−5. different post-stripper foils located downstream main target is explored, showing that low Z materials particularly effective shift towards fully stripped conditions. dependence foil thickness also studied and discussed.
The purpose of this work is to study the 4H-SiC epitaxial layer properties for fabrication a device neutron detection as an alternative material diamond detectors used in field. We have studied high growth rate process grow thick (250 µm) and, order estimate quality layer, optical characterization was done through Photoluminescence (PL) spectroscopy stacking fault defect evaluation. Micro Raman simultaneous determination both carrier lifetime and induced carriers equilibrium. compared these...
In this paper, we present the status of line for laser-driven light ions acceleration (L3IA) currently under implementation at Intense Laser Irradiation Laboratory (ILIL), and provide an overview pilot experimental activity on ion carried out in support design line. A description main components is given, including laser, beam transport line, interaction chamber, diagnostics. review results obtained so far during also reported, details laser-plasma characterization. brief preliminary a...
The aim of this work was a deep spectroscopical characterization thick 4H SiC epitaxial layer and comparison results between samples before after thermal oxidation process carried out at 1400 °C for 48 h. Through Raman photoluminescence (PL) spectroscopies, the carrier lifetimes general status epilayer were evaluated. Time-resolved (TRPL) used to estimate lifetime over entire 250 µm using different wavelengths obtain information from depths. Furthermore, an analysis stacking fault defects...
Solid State Detectors (SSD) are crucial for fast neutron detection and spectroscopy in tokamaks due to their solid structure, neutron-gamma discrimination, magnetic field resistance. They provide high energy resolutions without external conversion stages, enabling compact array installations the harsh environment of a tokamak. Research comparing diamond 4H-SiC detectors highlights thickness as key efficiency factor. A 250 μm SiC epilayer with low doping, grown using high-growth-rate process,...
In this paper the stress field distribution in 3C-SiC (111) resonators has been studied by micro-Raman measurements and COMSOL simulations. The show that asymmetry of anchor points configuration produce an filed distribution. This behavior confirmed also Furthermore, from simulations importance reduction under etching observed. fact etch produces a decrease double clamped beams, small resonance frequency, large Q-factor then oscillation frequency stability closed-loop operation.
The NUMEN (NUclear Matrix Elements for Neutrinoless double beta decay) project was recently proposed with the aim to investigate nuclear response Double Charge Exchange reactions all isotopes explored by present and future studies of 0νββ decay. expected level radiation in experiment imposes severe limitations on average lifetime electronic devices. During experiments, it is that devices will be exposed about 105 neutrons/cm2/s according FLUKA simulations. This paper investigates reliability...
Neutrinoless double beta decay (0νββ) is considered the best potential resource to determine absolute neutrino mass scale. Moreover, if observed, it will signal that total lepton number not conserved and neutrinos are their own anti-particles. Presently, this physics case one of most important research "beyond Standard Model" might guide way towards a Grand Unified Theory fundamental interactions. Since ββ process involves nuclei, its analysis necessarily implies nuclear structure issues....
New data for the elastic scattering of 9Be from protons were obtained and analyzed together with literature in a coherent coupled-reaction-channels approach. The new measurements performed inverse kinematics at 15, 22 51 MeV (1.67, 2.44, 5.67 MeV/nucleon) by detecting heavy ejectile MAGNEX spectrometer. This enabled an almost full angular distribution to be obtained, extending results forward angles where calculated values coincide give opportunity proper normalization. Previous...
An experimental campaign aiming at investigating the ion acceleration mechanisms through laser-matter interaction in femtosecond domain has been carried out Intense Laser Irradiation Laboratory facility with a laser intensity of up to 2 × 10(19) W/cm(2). A Thomson parabola spectrometer was used obtain spectra ions different species accelerated. Here, we show energy light-ions and discuss their dependence on structural characteristics target role surface bulk process.