Proton Irradiation on Hydrogenated Amorphous Silicon Flexible Devices

  • Mauro Menichelli
  • , Saba Aziz
  • , Aishah Bashiri
  • , Marco Bizzarri
  • , Clarissa Buti
  • , Lucio Calcagnile
  • , Daniela Calvo
  • , Mirco Caprai
  • , Domenico Caputo
  • , Anna P. Caricato
  • , Roberto Catalano
  • , Massimo Cazzanelli
  • , Roberto Cirio
  • , Giuseppe A.P. Cirrone
  • , Federico Cittadini
  • , Tommaso Croci
  • , Giacomo Cuttone
  • , Giampiero de Cesare
  • , Paolo De Remigis
  • , Sylvain Dunand
  • Michele Fabi, Luca Frontini, Catia Grimani, Mariacristina Guarrera, Hamza Hasnaoui, Maria Ionica, Keida Kanxheri, Matthew Large, Francesca Lenta, Valentino Liberali, Nicola Lovecchio, Maurizio Martino, Giuseppe Maruccio, Lucio Maruccio, Giovanni Mazza, Anna G. Monteduro, Arianna Morozzi, Augusto Nascetti, Stefania Pallotta, Andrea Papi, Daniele Passeri, Maddalena Pedio, Marco Petasecca, Giada Petringa, Francesca Peverini, Pisana Placidi, Matteo Polo, Alberto Quaranta, Gianluca Quarta, Silvia Rizzato, Federico Sabbatini, Leonello Servoli, Alberto Stabile, Cinzia Talamonti, Jonathan E. Thomet, Monica S.Vasquez Mora, Mattia Villani, Richard J. Wheadon, Nicolas Wyrsch, Nicola Zema, Luca Tosti

Research output: Contribution to journalArticlepeer-review

Abstract

Radiation damage tests in hydrogenated amorphoussilicon (a-Si:H) flexible flux and dose-measuring devices havebeen performed with a 3-MeV proton beam, to evaluate combineddisplacement and total ionizing dose damage. The tested deviceshad two different configurations and thicknesses. The first devicewas a 2-μm-thick n-i-p diode having a 5 × 5 mm area. Thesecond device was a 5-μm-thick charge-selective contact (CSC)detector having the same area. Both the devices were depositedon a flexible polyimide substrate and were irradiated up to thefluence of 1016 neq/cm2. The response to different proton fluxeshas been measured before irradiation and after irradiation at1016 neq/cm2 for CSCs and n-i-p devices. The effect of annealingfor partial performance recovery at 100 ◦C for 12 h was alsostudied, and a final characterization on annealed devices wasperformed. This test is the first combined displacement and totalionizing dose test on flexible a-Si:H devices.

Original languageEnglish
Pages (from-to)3824-3829
Number of pages6
JournalIEEE Transactions on Nuclear Science
Volume72
Issue number12
DOIs
Publication statusPublished - 1 Jan 2025
Externally publishedYes

Keywords

  • Hydrogenated amorphous silicon
  • X-ray detectors
  • particle detectors
  • radiation damage
  • solid-state detectors

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