Traceable low-current measurements for a novel ionization gauge suitable as reference standard

A novel ionization gauge was developed where the electron beam is guided through the ionization space in a straight path. This design was chosen in order to develop a more stable ionization vacuum gauge suitable as reference standard in the range of 10−6 Pa to 10−2 Pa. The design requires a low elec...

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Main Authors: Matthias Bernien, Martin Götz, Claus Illgen, Dietmar Drung, Christian Krause, Thomas Bock, Karl Jousten
Format: Article
Language:English
Published: Elsevier 2021-12-01
Series:Measurement: Sensors
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2665917421001653
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author Matthias Bernien
Martin Götz
Claus Illgen
Dietmar Drung
Christian Krause
Thomas Bock
Karl Jousten
author_facet Matthias Bernien
Martin Götz
Claus Illgen
Dietmar Drung
Christian Krause
Thomas Bock
Karl Jousten
author_sort Matthias Bernien
collection DOAJ
description A novel ionization gauge was developed where the electron beam is guided through the ionization space in a straight path. This design was chosen in order to develop a more stable ionization vacuum gauge suitable as reference standard in the range of 10−6 Pa to 10−2 Pa. The design requires a low electron current resulting in even lower ion currents. For the purpose of a reference standard, these ultra-low currents in the range 1 pA–100 nA need to be measured in a traceable manner. For the first time, an ultrastable low-noise current amplifier was used for this purpose.
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spelling doaj.art-1d325fabc2a04f83b76d90d75fee022a2022-12-21T23:17:06ZengElsevierMeasurement: Sensors2665-91742021-12-0118100202Traceable low-current measurements for a novel ionization gauge suitable as reference standardMatthias Bernien0Martin Götz1Claus Illgen2Dietmar Drung3Christian Krause4Thomas Bock5Karl Jousten6Corresponding author.; Physikalisch-Technische Bundesanstalt, Braunschweig and Berlin, GermanyPhysikalisch-Technische Bundesanstalt, Braunschweig and Berlin, GermanyPhysikalisch-Technische Bundesanstalt, Braunschweig and Berlin, GermanyPhysikalisch-Technische Bundesanstalt, Braunschweig and Berlin, GermanyPhysikalisch-Technische Bundesanstalt, Braunschweig and Berlin, GermanyPhysikalisch-Technische Bundesanstalt, Braunschweig and Berlin, GermanyPhysikalisch-Technische Bundesanstalt, Braunschweig and Berlin, GermanyA novel ionization gauge was developed where the electron beam is guided through the ionization space in a straight path. This design was chosen in order to develop a more stable ionization vacuum gauge suitable as reference standard in the range of 10−6 Pa to 10−2 Pa. The design requires a low electron current resulting in even lower ion currents. For the purpose of a reference standard, these ultra-low currents in the range 1 pA–100 nA need to be measured in a traceable manner. For the first time, an ultrastable low-noise current amplifier was used for this purpose.http://www.sciencedirect.com/science/article/pii/S2665917421001653Ionization vacuum gaugeSensitivityLow currentTraceable measurementsMetrology
spellingShingle Matthias Bernien
Martin Götz
Claus Illgen
Dietmar Drung
Christian Krause
Thomas Bock
Karl Jousten
Traceable low-current measurements for a novel ionization gauge suitable as reference standard
Measurement: Sensors
Ionization vacuum gauge
Sensitivity
Low current
Traceable measurements
Metrology
title Traceable low-current measurements for a novel ionization gauge suitable as reference standard
title_full Traceable low-current measurements for a novel ionization gauge suitable as reference standard
title_fullStr Traceable low-current measurements for a novel ionization gauge suitable as reference standard
title_full_unstemmed Traceable low-current measurements for a novel ionization gauge suitable as reference standard
title_short Traceable low-current measurements for a novel ionization gauge suitable as reference standard
title_sort traceable low current measurements for a novel ionization gauge suitable as reference standard
topic Ionization vacuum gauge
Sensitivity
Low current
Traceable measurements
Metrology
url http://www.sciencedirect.com/science/article/pii/S2665917421001653
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