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First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors. / ALICE ITS project.

In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Vol. 1028, 166280, 01.04.2022.

Research output: Contribution to journalArticlepeer-review

Harvard

ALICE ITS project 2022, 'First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors', Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, vol. 1028, 166280. https://doi.org/10.1016/j.nima.2021.166280, https://doi.org/10.1016/j.nima.2021.166280

APA

ALICE ITS project (2022). First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 1028, [166280]. https://doi.org/10.1016/j.nima.2021.166280, https://doi.org/10.1016/j.nima.2021.166280

Vancouver

ALICE ITS project. First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2022 Apr 1;1028. 166280. https://doi.org/10.1016/j.nima.2021.166280, https://doi.org/10.1016/j.nima.2021.166280

Author

ALICE ITS project. / First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors. In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2022 ; Vol. 1028.

BibTeX

@article{0c8e68f4f21b40f59ff793edf1bec3f9,
title = "First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors",
abstract = "A novel approach for designing the next generation of vertex detectors foresees to employ wafer-scale sensors that can be bent to truly cylindrical geometries after thinning them to thicknesses of 20–40 μm. To solidify this concept, the feasibility of operating bent MAPS was demonstrated using 1.5cm×3cm ALPIDE chips. Already with their thickness of 50µm, they can be successfully bent to radii of about 2cm without any signs of mechanical or electrical damage. During a subsequent characterisation using a 5.4GeV electron beam, it was further confirmed that they preserve their full electrical functionality as well as particle detection performance. In this article, the bending procedure and the setup used for characterisation are detailed. Furthermore, the analysis of the beam test, including the measurement of the detection efficiency as a function of beam position and local inclination angle, is discussed. The results show that the sensors maintain their excellent performance after bending to radii of 2cm, with detection efficiencies above 99.9% at typical operating conditions, paving the way towards a new class of detectors with unprecedented low material budget and ideal geometrical properties.",
keywords = "Bent sensors, Monolithic Active Pixel Sensors (MAPS), Solid state detectors",
author = "{ALICE ITS project} and Жеребчевский, {Владимир Иосифович} and Феофилов, {Григорий Александрович} and Лазарева, {Татьяна Валерьевна}",
note = "Publisher Copyright: {\textcopyright} 2021",
year = "2022",
month = apr,
day = "1",
doi = "https://doi.org/10.1016/j.nima.2021.166280",
language = "English",
volume = "1028",
journal = "Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment",
issn = "0168-9002",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors

AU - ALICE ITS project

AU - Жеребчевский, Владимир Иосифович

AU - Феофилов, Григорий Александрович

AU - Лазарева, Татьяна Валерьевна

N1 - Publisher Copyright: © 2021

PY - 2022/4/1

Y1 - 2022/4/1

N2 - A novel approach for designing the next generation of vertex detectors foresees to employ wafer-scale sensors that can be bent to truly cylindrical geometries after thinning them to thicknesses of 20–40 μm. To solidify this concept, the feasibility of operating bent MAPS was demonstrated using 1.5cm×3cm ALPIDE chips. Already with their thickness of 50µm, they can be successfully bent to radii of about 2cm without any signs of mechanical or electrical damage. During a subsequent characterisation using a 5.4GeV electron beam, it was further confirmed that they preserve their full electrical functionality as well as particle detection performance. In this article, the bending procedure and the setup used for characterisation are detailed. Furthermore, the analysis of the beam test, including the measurement of the detection efficiency as a function of beam position and local inclination angle, is discussed. The results show that the sensors maintain their excellent performance after bending to radii of 2cm, with detection efficiencies above 99.9% at typical operating conditions, paving the way towards a new class of detectors with unprecedented low material budget and ideal geometrical properties.

AB - A novel approach for designing the next generation of vertex detectors foresees to employ wafer-scale sensors that can be bent to truly cylindrical geometries after thinning them to thicknesses of 20–40 μm. To solidify this concept, the feasibility of operating bent MAPS was demonstrated using 1.5cm×3cm ALPIDE chips. Already with their thickness of 50µm, they can be successfully bent to radii of about 2cm without any signs of mechanical or electrical damage. During a subsequent characterisation using a 5.4GeV electron beam, it was further confirmed that they preserve their full electrical functionality as well as particle detection performance. In this article, the bending procedure and the setup used for characterisation are detailed. Furthermore, the analysis of the beam test, including the measurement of the detection efficiency as a function of beam position and local inclination angle, is discussed. The results show that the sensors maintain their excellent performance after bending to radii of 2cm, with detection efficiencies above 99.9% at typical operating conditions, paving the way towards a new class of detectors with unprecedented low material budget and ideal geometrical properties.

KW - Bent sensors

KW - Monolithic Active Pixel Sensors (MAPS)

KW - Solid state detectors

UR - http://www.scopus.com/inward/record.url?scp=85124565839&partnerID=8YFLogxK

U2 - https://doi.org/10.1016/j.nima.2021.166280

DO - https://doi.org/10.1016/j.nima.2021.166280

M3 - Article

AN - SCOPUS:85124565839

VL - 1028

JO - Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment

JF - Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment

SN - 0168-9002

M1 - 166280

ER -

ID: 98814367