R. Arcidiacono
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View article: Searches for hidden sectors using K+ → π+X decays
Searches for hidden sectors using K+ → π+X decays Open
A bstract Results from the study of the rare decays $$ {K}^{+}\to {\pi}^{+}\nu \overline{\nu} $$ , K + → π + μ + μ − and K + → π + γγ at the NA62 experiment at CERN are interpreted in terms of improved limits for $$ \mathcal{B}…
View article: Thin LGAD sensors for 4D tracking in high radiation environments: state of the art and perspectives
Thin LGAD sensors for 4D tracking in high radiation environments: state of the art and perspectives Open
This contribution summarises the outcomes of the CSN5 eXFlu research project. In particular, it presents the first exploration of the performance of very thin Low-Gain Avalanche Diode (LGAD) sensors, with a bulk active thickness ranging fr…
View article: Innovative DC-coupled resistive silicon detector for 4D tracking
Innovative DC-coupled resistive silicon detector for 4D tracking Open
View article: Compensated LGAD optimisation through van der Pauw test structures
Compensated LGAD optimisation through van der Pauw test structures Open
View article: Thin LGADs as radiation-resilient sensors for 4D tracking
Thin LGADs as radiation-resilient sensors for 4D tracking Open
Precise tracking in space and time is becoming a more and more pivotal ingredient in designing high-energy physics experiments. Low-Gain Avalanche Diodes (LGADs) with an active thickness of ∼ 50 μm have proved the ability of silicon sensor…
View article: Characterization of the FBK-LGAD devices manufactured at an external foundry for large-volume productions
Characterization of the FBK-LGAD devices manufactured at an external foundry for large-volume productions Open
In recent years, the HEP detector community has shown an increasing interest in Low Gain Avalanche Diodes (LGADs) due to their excellent temporal resolution, good radiation resistance, and low material budget. An example of this is the upc…
View article: Enhancing guard-ring protection structures for the next generation of radiation-hard thin silicon particle detectors
Enhancing guard-ring protection structures for the next generation of radiation-hard thin silicon particle detectors Open
View article: Irradiation studies of the Resistive AC-coupled Silicon Detector (RSD/AC-LGAD)
Irradiation studies of the Resistive AC-coupled Silicon Detector (RSD/AC-LGAD) Open
View article: Design and optimisation of radiation resistant AC- and DC-coupled resistive LGADs
Design and optimisation of radiation resistant AC- and DC-coupled resistive LGADs Open
Future high-energy physics experiments require a paradigm shift in radiation detector design. In response to this challenge, resistive LGADs that combine Low Gain Avalanche Diode technology with resistive readout have been developed. The p…
View article: First study of single-event burnout in very-thin planar silicon sensors
First study of single-event burnout in very-thin planar silicon sensors Open
This paper investigates the single-event burnout (SEB) effect in thin irradiated positive-intrinsic-negative (PiN) diodes and low-gain avalanche diodes (LGAD). SEB is a destructive event triggered in silicon sensors by the passage of a hig…
View article: Search for hadronic decays of feebly-interacting particles at NA62
Search for hadronic decays of feebly-interacting particles at NA62 Open
View article: FAST3 ASIC: an analog front-end with 30 ps resolution, designed to readout thin Low Gain Avalanche Diodes
FAST3 ASIC: an analog front-end with 30 ps resolution, designed to readout thin Low Gain Avalanche Diodes Open
This contribution presents a new version of the FAST (Fast Amplifier for Silicon detector for Timing) ASICs, called FAST3, and the more significant results from its characterization. The FAST3- Analog version is a 16-channel front-end elec…
View article: Latest results from precision measurements at the NA62 experiment
Latest results from precision measurements at the NA62 experiment Open
Then NA62 experiment at CERN collected the world's largest dataset of charged Kaons, the main goal being the measurement of the $\mathcal{B}(K^+ \rightarrow \pi^+ \nu \bar{\nu})$. New results from the analyses of rare kaon and piondecays u…
View article: Search for Physics beyond the Standard Model at NA62
Search for Physics beyond the Standard Model at NA62 Open
View article: Thin silicon sensors for extreme fluences: A doping compensation strategy
Thin silicon sensors for extreme fluences: A doping compensation strategy Open
View article: Search for Leptonic Decays of Dark Photons at NA62
Search for Leptonic Decays of Dark Photons at NA62 Open
The NA62 experiment at CERN, configured in beam-dump mode, has searched for dark photon decays in flight to electron-positron pairs using a sample of 1.4×1017 protons on dump collected in 2021. No evidence for a dark photon signal is obser…
View article: TCAD investigation of Compensated LGAD Sensors for extreme fluence
TCAD investigation of Compensated LGAD Sensors for extreme fluence Open
A new gain layer design, whose effective doping profile results from the difference between two overlapping implants of opposite dopant species (e.g. boron and phosphorus), is conceived to extend the operational life of Low-Gain Avalanche …
View article: Measurements and TCAD simulations of guard-ring structures of thin silicon sensors before and after irradiation
Measurements and TCAD simulations of guard-ring structures of thin silicon sensors before and after irradiation Open
The developing of high performing silicon detectors for particle tracking in the next generation of high-energy physics experiments at future colliders (e.g., HL-LHC, FCC) able to operate efficiently up to very high fluence (∼1⋅10171MeVneq…
View article: Autoencoder-Based Anomaly Detection System for Online Data Quality Monitoring of the CMS Electromagnetic Calorimeter
Autoencoder-Based Anomaly Detection System for Online Data Quality Monitoring of the CMS Electromagnetic Calorimeter Open
The CMS detector is a general-purpose apparatus that detects high-energy collisions produced at the LHC. Online data quality monitoring of the CMS electromagnetic calorimeter is a vital operational tool that allows detector experts to quic…
View article: First test beam measurement of the 4D resolution of an RSD pixel matrix connected to a FAST2 ASIC
First test beam measurement of the 4D resolution of an RSD pixel matrix connected to a FAST2 ASIC Open
This paper presents the measurement of the spatial and temporal resolutions of a Resistive Silicon Detector (RSD) pixel matrix read out by the FAST2 ASIC, a 16-channel fully custom amplifier developed by INFN Torino using a 110 nm CMOS tec…
View article: The first batch of compensated LGAD sensors
The first batch of compensated LGAD sensors Open
A new development of radiation-resistant silicon sensors is presented. The new sensors exploit the Low-Gain Avalanche Diode (LGAD) technology, with internal multiplication of the charge carriers, in combination with thin substrates, intrin…
View article: Development of a new CEDAR for kaon identification at the NA62 experiment at CERN
Development of a new CEDAR for kaon identification at the NA62 experiment at CERN Open
The NA62 experiment at CERN utilises a differential Cherenkov counter with achromatic ring focus (CEDAR) for tagging kaons within an unseparated monochromatic beam of charged hadrons. The CEDAR-H detector was developed to minimise the amou…
View article: Characterization of thin carbonated LGADs after irradiation up to 2.5· 10<sup>15</sup> n<sub>1 Mev eq.</sub>/cm<sup>2</sup>
Characterization of thin carbonated LGADs after irradiation up to 2.5· 10<sup>15</sup> n<sub>1 Mev eq.</sub>/cm<sup>2</sup> Open
EXFLU1 is a new batch of radiation-resistant silicon sensors manufactured at Fondazione Bruno Kessler (FBK, Italy). The EXFLU1 sensors utilize thin substrates that remain operable even after extensive irradiation. They incorporate Low-Gain…
View article: First observation and study of the K± → π0π0μ±ν decay
First observation and study of the K± → π0π0μ±ν decay Open
View article: Status of searches for rare kaon decays at NA62 \& HIKE
Status of searches for rare kaon decays at NA62 \& HIKE Open
Recent results from searches for rare kaon decays with the NA62 experiment at CERN are reported, together with the future prospects. A future experiment HIKE, to go beyond NA62, has been proposed to push kaon physics to an unprecedented fr…
View article: Operation and performance of the NA62 Gigatracker
Operation and performance of the NA62 Gigatracker Open
The GigaTracKer is a hybrid silicon pixel detector designed for the fixed-target experiment NA62 at the CERN SPS aiming to measure the branching ratio of the very rare kaon decay $K^+ \\rightarrow \\pi^+\\nu \\bar{\\nu}$ with 10\\% precisi…
View article: Design optimization of the UFSD inter-pad region
Design optimization of the UFSD inter-pad region Open
View article: First test beam measurement of the 4D resolution of an RSD 450 microns pitch pixel matrix connected to a FAST2 ASIC
First test beam measurement of the 4D resolution of an RSD 450 microns pitch pixel matrix connected to a FAST2 ASIC Open
This paper reports on the spatial and temporal resolutions of an RSD 450 microns pitch pixels array measured at the DESY test beam facility. RSDs, Resistive Silicon Detectors, also known as AC-LGAD, achieve excellent position and temporal …
View article: A Two-Prong Approach to the Simulation of DC-RSD: TCAD and SPICE
A Two-Prong Approach to the Simulation of DC-RSD: TCAD and SPICE Open
The DC-coupled resistive silicon detectors (DC-RSD) are the evolution of the AC-coupled RSD (RSD) design, both based on the low-gain avalanche diode (LGAD) technology. The DC-RSD design concept intends to address a few known issues present…
View article: Physics Beyond the Standard Model with the NA62 experiment at CERN
Physics Beyond the Standard Model with the NA62 experiment at CERN Open
The first measurement of the branching ratio of the ultra-rare $K^+ \\to \\pi^+\\nu\\bar\\nu$ decay and the searches for production of feebly interacting particles predicted by dark scalar models from the NA62 experiment at CERN are presen…