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Development in a Novel CMOS Process for Depleted Monolithic Active Pixel Sensors

  • K. Moustakas
  • , R. Bates
  • , C. Buttar
  • , M. Dalla
  • , T. Hemperek
  • , J. W. Van Hoorne
  • , T. Kugathasan
  • , D. Maneuski
  • , C. A.Marin Tobon
  • , L. Musa
  • , H. Pernegger
  • , P. Riedler
  • , C. Riegel
  • , C. Sbarra
  • , D. M. Schaefer
  • , A. Sharma
  • , E. J. Schioppa
  • , W. Snoeys
  • , C. Solans Sanchez
  • , T. Wang
  • N. Wermes

Research output: Chapter in Book/Report/Conference proceedingsConference proceedingpeer-review

Abstract

Recent advancements in CMOS technologies enable Depleted Monolithic Active Pixel Sensor (DMAPS) realizations by exploiting high resistivity and/or high voltage biasing to deplete a large active sensing volume. DMAPS have emerged as a promising alternative for particle detection in high energy physics due to their low cost, reduced manufacturing complexity and high granularity. In the framework of the ALICE Inner Tracking System (ITS) upgrade, prototype sensors have been designed and characterized in the TowerJazz 180nm standard CMOS imaging process and in a novel modification of this process to achieve full depletion. Measurement results demonstrate that the sensors manufactured using the modified process are fully functional even after a dose of 1015neq/cm2, which is the expected NIEL of the outer layers of the ATLAS Inner Tracker (ITk) during the future High Luminosity Large Hardon Collider (HL-LHC) operation. Based on these encouraging results, two highly granular, low power DMAPS chips with different readout architectures have been designed and are being proposed for the ATLAS ITk upgrade.

Original languageEnglish
Title of host publication2017 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2017 - Conference Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538622827
DOIs
Publication statusPublished - 12 Nov 2018
Externally publishedYes
Event2017 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2017 - Atlanta, United States
Duration: 21 Oct 201728 Oct 2017

Publication series

Name2017 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2017 - Conference Proceedings

Conference

Conference2017 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2017
Country/TerritoryUnited States
CityAtlanta
Period21/10/1728/10/17

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

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