Explanipedia

ASIX: Single-photon, energy resolved X-ray imaging with 50 μm hexagonal hybrid pixel Open

M. Minuti, L. Baldini, R. Beccherle, Ronaldo Bellazzini, Ashish Bisht , et al. · 2025

The Analog Spectral Imager for X-rays is a technology demonstrator of a small-pixel Hybrid Pixel Detector (HPD) designed for applications such as X-ray diffraction, synchrotron-based material science, and soft X-ray astrophysics requiring …

Single-Photon Detectors for Quantum Integrated Photonics Open

T. Dao, Francesco Amanti, Greta Andrini, Fabrizio Armani, Fabrizio Barbato , et al. · 2024

Single-photon detectors have gained significant attention recently, driven by advancements in quantum information technology. Applications such as quantum key distribution, quantum cryptography, and quantum computation demand the ability t…

A Time-over-Threshold asynchronous front-end in 28 nm CMOS for the readout of pixel detectors in extreme radiation environments Open

L. Gaioni, A. Galliani, L. Ratti, V. Re, G. Traversi , et al. · 2024

This work describes the design, in a 28 nm CMOS technology, of a front-end channel for the readout of pixel sensors in future particle accelerators. The channel being developed leverages the Time-Over-Threshold technique for the numerical …

Mobility Gaps of Hydrogenated Amorphous Silicon Related to Hydrogen Concentration and Its Influence on Electrical Performance Open

Francesca Peverini, Saba Aziz, Aishah Bashiri, M. Bizzarri, M. Boscardin , et al. · 2024

This paper presents a comprehensive study of hydrogenated amorphous silicon (a-Si)-based detectors, utilizing electrical characterization, Raman spectroscopy, photoemission, and inverse photoemission techniques. The unique properties of a-…

A 4D-tracker demonstrator based on the Timespot1, a CMOS 28-nm ASIC Open

M. J. Addison, L. Anderlini, S. Cadeddu, A. Cardini, Gian Matteo Cossu , et al. · 2024

Integrated Photonic Passive Building Blocks on Silicon-on-Insulator Platform Open

Francesco Amanti, Greta Andrini, Fabrizio Armani, Fabrizio Barbato, V. Bellani , et al. · 2024

Integrated photonics on Silicon-On-Insulator (SOI) substrates is a well developed research field that has already significantly impacted various fields, such as quantum computing, micro sensing devices, biosensing, and high-rate communicat…

Hybrid Integrated Silicon Photonics Based on Nanomaterials Open

Domenic Prete, Francesco Amanti, Greta Andrini, Fabrizio Armani, V. Bellani , et al. · 2024

Integrated photonic platforms have rapidly emerged as highly promising and extensively investigated systems for advancing classical and quantum information technologies, since their ability to seamlessly integrate photonic components withi…

Characterization of a flexible a‐Si:H detector for in vivo dosimetry in therapeutic x‐ray beams Open

Matthew Large, Aishah Bashiri, Yashiv Dookie, Joanne McNamara, Luca Antognini , et al. · 2024

Background The increasing use of complex and high dose‐rate treatments in radiation therapy necessitates advanced detectors to provide accurate dosimetry. Rather than relying on pre‐treatment quality assurance (QA) measurements alone, many…

Solid-State Color Centers for Single-Photon Generation Open

Greta Andrini, Francesco Amanti, Fabrizio Armani, V. Bellani, Vincenzo Bonaiuto , et al. · 2024

Single-photon sources are important for integrated photonics and quantum technologies, and can be used in quantum key distribution, quantum computing, and sensing. Color centers in the solid state are a promising candidate for the developm…

A prototype 4D-tracking demonstrator based on the TimeSPOT developments Open

A. Loi, M. J. Addison, L. Anderlini, D. Brundu, M. Boscardin , et al. · 2024

We present first results obtained with a prototype 4D-tracking demonstrator, using sensors and electronics developed within the TimeSPOT project, and tested on a positive charged pion beam at CERN SPS. The setup consists of five small trac…

Recent developments in the IGNITE project on front-enddesign in CMOS 28-nm technology Open

S. Cadeddu, Gian Matteo Cossu, L. Frontini, A. Lai, Valentino Liberali , et al. · 2024

The IGNITE project (INFN Ground-up INITiative-on micro-Electronics developments) is developing solutions on integrated micro-systems aimed at the next generation of high-luminosity experiment at the LHC. A test ASIC, designed in CMOS 28-nm…

Quantum Information with Integrated Photonics Open

Paolo Piergentili, Francesco Amanti, Greta Andrini, Fabrizio Armani, V. Bellani , et al. · 2023

Since the 1980s, researchers have taken giant steps in understanding how to use quantum mechanics for solving real problems—for example, making a computer that works according to the laws of quantum mechanics. In recent decades, researcher…

TCAD modelling of a-Si:H devices for particle detection applications Open

D. Passeri, A. Morozzi, Michele Fabi, C. Grimani, S. Pallotta , et al. · 2023

A Hydrogenated amorphous silicon detector for Space Weather Applications Open

C. Grimani, Michele Fabi, Federico Sabbatini, Mattia Villani, Lucio Calcagnile , et al. · 2023

The characteristics of a hydrogenated amorphous silicon (a-Si:H) detector are presented here for monitoring in space solar flares and the evolution of large energetic proton events up to hundreds of MeV. The a-Si:H presents an excellent ra…

A Hydrogenated amorphous silicon detector for Space Weather Applications Open

C. Grimani, Michele Fabi, Federico Sabbatini, Mattia Villani, Lucio Calcagnile , et al. · 2023

The characteristics of a hydrogenated amorphous silicon (a-Si:H) detector are presented here for monitoring in space solar flares and the evolution of large energetic proton events up to hundreds of MeV. The a-Si:H presents an excellent ra…

The ASTAROTH project Open

D. D’Angelo, A. Zani, F. Alessandria, Alessandro Andreani, A. Castoldi , et al. · 2023

The most discussed topic in direct searches for dark matter is arguably the verification of the DAMA claim. In fact, the observed annual modulation of the signal rate in an array of NaI(Tl) detectors can be interpreted as the awaited signa…

The ASTAROTH project Open

D. D’Angelo, A. Zani, Franco Alessandria, Alessandro Andreani, A. Castoldi , et al. · 2022

The most discussed topic in direct search for dark matter is arguably the verification of the DAMA claim. In fact, the observed annual modulation of the signal rate in an array of NaI(Tl) detectors can be interpreted as the awaited signatu…

Timespot1: A 28nm CMOS Pixel Read-Out ASIC for 4D Tracking at High Rates Open

S. Cadeddu, L. Frontini, A. Lai, Valentino Liberali, Lorenzo Piccolo , et al. · 2022

We present the first characterization results of Timespot1, an ASIC designed in CMOS 28 nm technology, featuring a $32 \times 32$ pixel matrix with a pitch of $55 ~ μm$. Timespot1 is the first small-size prototype, conceived to readout fin…

The AM08 Associative Memory ASIC Design, Architecture and Evaluation methodology Open

Alberto Annovi, A. Cerri, P. Corona, F. Crescioli, David Martín , et al. · 2022

The Associative Memory (AM) ASIC reached its version 8 in 2020 when it was submitted for fabrication. The AM08 has all the functionalities of the final chip, AM0, which was planned for the ATLAS Experiment’s Hardware Track Trigger(HTT) sys…

First measurements on the Timespot1 ASIC: a fast-timing, high-rate pixel-matrix front-end Open

Lorenzo Piccolo, S. Cadeddu, L. Frontini, A. Lai, Valentino Liberali , et al. · 2022

This work presents the first measurements performed on the Timespot1 ASIC. As the second prototype developed for the TimeSPOT project, the ASIC features a 32 × 32 channels hybrid-pixel matrix. Targeted to space-time tracking applications i…

The ASTAROTH Project: enhanced low-energy sensitivity to Dark Matter annual modulation Open

A. Zani, F. Alessandria, Alessandro Andreani, A. Castoldi, S. Coelli , et al. · 2021

ASTAROTH is a novel R&D project which aims at improving the physics reach of future direct dark matter detection experiments based on NaI(Tl) scintillating crystals. There is a strong need to test the long standing DAMA positive observatio…

Search for heavy particles in the $b$-tagged dijet mass distribution with additional $b$-tagged jets in proton-proton collisions at $\sqrt{s} = 13$ TeV with the ATLAS experiment Open

A. Kupčo, J. Chan, P. A. Delsart, T. Dreyer, K. Jakobs , et al. · 2021

A search optimized for new heavy particles decaying to two $b$-quarks and produced in association with additional $b$-quarks is reported. The sensitivity is improved by $b$-tagging at least one lower-$p_\text{T}$ jet in addition to the two…

RD53 analog front-end processors for the ATLAS and CMS experiments at the High-Luminosity LHC Open

L. Gaioni, M Manghisoni, V. Re, E. Riceputi, G. Traversi , et al. · 2020

This work discusses the design and the main results relevant to the characterization of analog front-end processors in view of their operation in the pixel detector readout chips of ATLAS and CMS at the High-Luminosity LHC. The front-end c…

The first ASIC prototype of a 28 nm time-space front-end electronics for real-time tracking Open

Lorenzo Piccolo, Angelo Rivetti, S. Cadeddu, L. Casu, A. Lai , et al. · 2020

A front-end ASIC for 4D tracking is presented. The prototype includes the block necessary to build a pixel front-end chain for timing measurement, as independent circuits. The architecture includes a charge-sensitive amplifier, a discrimin…

Novel tools and observables for jet physics in heavy-ion collisions Open

H. A. Andrews, Liliana Apolinário, D. De Gruttola, Christian Bierlich, Matteo Cacciari , et al. · 2020

Studies of fully-reconstructed jets in heavy-ion collisions aim at extracting thermodynamical and transport properties of hot and dense QCD matter. Recently, a plethora of new jet substructure observables have been theoretically and experi…

Characterization and Tests of Different Mach-Zehnder Silicon Photonic Modulator Configurations Open

P. Prosposito, Patrick Steglich, A. Stabile, S. Schrader, F. Sargeni , et al. · 2020

We designed and produced an integrated silicon photonic circuit, in a single chip with IHP SG25H4_EPIC 0.25 µm technology. A Mach-Zehnder interferometer with an alternative shape for better integration, together with a standard-shape Mach-…

RD53A: a large scale prototype for HL-LHC silicon pixel detector phase 2 upgrades Open

Ennio Monteil, M. Barbero, D. Fougeron, S. Godiot, M. Ménouni , et al. · 2019

The Phase 2 upgrades of silicon pixel detectors at HL-LHC experiments feature extreme require- ments, such as: 50x50 μm pixels, high rate (3 GHz/cm2), unprecedented radiation levels (1 Grad), high readout speed and serial powering. As a co…

Test results and prospects for RD53A, a large scale 65 nm CMOS chip for pixel readout at the HL-LHC Open

L. Gaioni, M. Barbero, D. Fougeron, S. Godiot, M. Ménouni , et al. · 2018

C-ITS use cases: study, extension and classification methodology Open

Farah Haidar, Arnaud Kaiser, Brigitte Lonc, Pascal Urien, A. Stabile · 2018

Phase-II Associative Memory ASIC Specifications Open

A. Stabile, F. De Canio, A. Annovi, L. Frontini, G. Fedi , et al. · 2018

This documents defines the specifications for the Associative Memory ASIC for Phase-II. The work-flow toward the final ASIC is organized in the following three steps • AM08 prototype: small area MPW prototype to test all the full custom fe…

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