Research Area: FIS/01 - Fisica Sperimentale
Research activities
Research topics in experimental High Energy Physics
– cosmic ray study and magnetic monopoles search
– supernova alert by early neutrino detection
– neutrino oscillations from nuclear reactors
– charged lepton flavor violation in rare muon decays
– detection of B-modes of Cosmic Microwave Background in both balloon-borne and satellite-based missions
Carried-out experiments and activities
– MACRO
— calibration of the scintillation detector and read-out trigger
– CHOOZ
— characterization of photon sensors in scintillation detectors
— simulation of both neutrino source (reactors) and detector, signal efficiency and background rejection estimation
— detector assembly and calibration
— development and installation of on-chip neural-network algorithms for fast event reconstruction and trigger
— setup of the on-line data acquisition system
— data analysis, event reconstruction, comparison of measured versus expected yields, sensitivity computation, extraction of confidence intervals in neutrino oscillation parameter space
– MEG (both phase I and II)
— design and construction of a prototype of the time-of-flight detector
— simulation, R&D, construction and test of the Liquid Xenon detector
— setup and calibration of Liquid Xenon detectors (both prototypes and final detector)
— planning, design, construction and test of trigger and acquisition (TDAQ) system
— development and implementation of FPGA-based firmware algorithms for online fast event reconstruction at a trigger level (both phase I and II)
— data offline analysis, development of tools for both event reconstruction and efficiency evaluation
— simulation of detector upgrades towards phase II
— construction of the drift chamber of MEG phase II magnetic spectrometer
– LSPE, LiteBIRD
— development and test of Frequency Domain Multiplexing (FDM) electronics readout system coupled to Transition-Edge Sensors (TES)
Responsibility tasks
– CHOOZ: offline analysis coordination
– MEG, phase I: trigger (both hardware construction and firmware algorithms), Run coordination, INFN-Pi group leadership
-LiteBIRD: local responsible for UniPi group involved as a partner of the project named “Partecipazione italiana alla fase A di LiteBIRD”, granted by Agenzia Spaziale Italiana (ASI tender F84I20000230005); scientific responsible of Working Package 3.5 (“Test and integration”) in the frame of the project named “Sviluppo di sensori TES antenna-coupled”, granted by ASI-INFN-UniGe-UniPi agreement n. 2020-25-HH.0.
Recent publications
- A liquid hydrogen target to fully characterize the new MEG II liquid xenon calorimeter [2023]
- Analysis and study of the problems on the wires used in the MEG CDCH and the construction of the new drift chamber [2023]
- A SQUID controller unit for space-based TES sensor readout [2023]
- Commissioning of liquid xenon gamma-ray detector for MEG II experiment [2023]
- Improved muon decay simulation with MCMULE and GEANT4 [2023]