DePFET—Recent Developments and Future Prospects

The DePFET is a sensor amplifier structure first proposed in 1987. In recent years, DeFPET based sensors have been deployed for particle tracking at Belle II experiment and been launched into space aboard the planetary science mission BepiColombo in its MIXS instrument. In the future DePFETs are pro...

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Main Authors: Ladislav Andricek, Alexander Bähr, Peter Lechner, Jelena Ninkovic, Rainer Richter, Florian Schopper, Johannes Treis
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-06-01
Series:Frontiers in Physics
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphy.2022.896212/full
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author Ladislav Andricek
Alexander Bähr
Peter Lechner
Jelena Ninkovic
Rainer Richter
Florian Schopper
Johannes Treis
author_facet Ladislav Andricek
Alexander Bähr
Peter Lechner
Jelena Ninkovic
Rainer Richter
Florian Schopper
Johannes Treis
author_sort Ladislav Andricek
collection DOAJ
description The DePFET is a sensor amplifier structure first proposed in 1987. In recent years, DeFPET based sensors have been deployed for particle tracking at Belle II experiment and been launched into space aboard the planetary science mission BepiColombo in its MIXS instrument. In the future DePFETs are proposed for the Wide Field Imager aboard the ATHENA satellite and developed for use as real-time imager for transmission electron microscopes These sensors have all been tailored to the needs of the respective application, providing high frame rates and accurate position resolution for tracking, Fano-limited energy resolution and position resolution matched to telescopes for X-ray spectroscopy or high frame rates and maximized dynamic range for applications on TEMs. In addition to this, several DePFET based concepts, implementing additional functionality on pixel level have been tested in recent years. Among these are the tailoring of the internal gates shape to implement a non-linear signal response and provide a larger dynamic range or a drastic increase of the DePFETs amplification. Furthermore, super pixels providing capabilities to reach sub electron noise and single electron resolution through repetitive readout, a fast electronic shutter at pixel level and the realization of multiple storage regions within one pixel have been tested. It was further demonstrated, that combinations of these features can also be realized. Over all, it is noted that advances in DePFET technology will provide sensors that are optimally tailored to the need of a specific application.
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spelling doaj.art-060cfd7c8d67444d831d494ce75dd1912022-12-22T00:56:37ZengFrontiers Media S.A.Frontiers in Physics2296-424X2022-06-011010.3389/fphy.2022.896212896212DePFET—Recent Developments and Future ProspectsLadislav AndricekAlexander BährPeter LechnerJelena NinkovicRainer RichterFlorian SchopperJohannes TreisThe DePFET is a sensor amplifier structure first proposed in 1987. In recent years, DeFPET based sensors have been deployed for particle tracking at Belle II experiment and been launched into space aboard the planetary science mission BepiColombo in its MIXS instrument. In the future DePFETs are proposed for the Wide Field Imager aboard the ATHENA satellite and developed for use as real-time imager for transmission electron microscopes These sensors have all been tailored to the needs of the respective application, providing high frame rates and accurate position resolution for tracking, Fano-limited energy resolution and position resolution matched to telescopes for X-ray spectroscopy or high frame rates and maximized dynamic range for applications on TEMs. In addition to this, several DePFET based concepts, implementing additional functionality on pixel level have been tested in recent years. Among these are the tailoring of the internal gates shape to implement a non-linear signal response and provide a larger dynamic range or a drastic increase of the DePFETs amplification. Furthermore, super pixels providing capabilities to reach sub electron noise and single electron resolution through repetitive readout, a fast electronic shutter at pixel level and the realization of multiple storage regions within one pixel have been tested. It was further demonstrated, that combinations of these features can also be realized. Over all, it is noted that advances in DePFET technology will provide sensors that are optimally tailored to the need of a specific application.https://www.frontiersin.org/articles/10.3389/fphy.2022.896212/fullDePFETsilicon sensorparticle trackingx-ray spectroscopytransmission electron microcopyactive pixel
spellingShingle Ladislav Andricek
Alexander Bähr
Peter Lechner
Jelena Ninkovic
Rainer Richter
Florian Schopper
Johannes Treis
DePFET—Recent Developments and Future Prospects
Frontiers in Physics
DePFET
silicon sensor
particle tracking
x-ray spectroscopy
transmission electron microcopy
active pixel
title DePFET—Recent Developments and Future Prospects
title_full DePFET—Recent Developments and Future Prospects
title_fullStr DePFET—Recent Developments and Future Prospects
title_full_unstemmed DePFET—Recent Developments and Future Prospects
title_short DePFET—Recent Developments and Future Prospects
title_sort depfet recent developments and future prospects
topic DePFET
silicon sensor
particle tracking
x-ray spectroscopy
transmission electron microcopy
active pixel
url https://www.frontiersin.org/articles/10.3389/fphy.2022.896212/full
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AT jelenaninkovic depfetrecentdevelopmentsandfutureprospects
AT rainerrichter depfetrecentdevelopmentsandfutureprospects
AT florianschopper depfetrecentdevelopmentsandfutureprospects
AT johannestreis depfetrecentdevelopmentsandfutureprospects