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Novel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency range
This paper describes a reliable, handy, and inexpensive measurement system to characterize, in the sub-THz frequency range, the coating materials used in the beam pipes of accelerators. The method is based on time domain measurements of an electromagnetic wave passing through a waveguide having a th...
Autores principales: | , , , , , , , , |
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Lenguaje: | eng |
Publicado: |
2018
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Materias: | |
Acceso en línea: | https://dx.doi.org/10.1103/PhysRevAccelBeams.21.103101 http://cds.cern.ch/record/2646750 |
_version_ | 1780960580062937088 |
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author | Passarelli, Andrea Bartosik, Hannes Rumolo, Giovanni Vaccaro, Vittorio Giorgio Masullo, Maria Rosaria Koral, Can Papari, Gian Paolo Andreone, Antonello Boine-Frankenheim, Oliver |
author_facet | Passarelli, Andrea Bartosik, Hannes Rumolo, Giovanni Vaccaro, Vittorio Giorgio Masullo, Maria Rosaria Koral, Can Papari, Gian Paolo Andreone, Antonello Boine-Frankenheim, Oliver |
author_sort | Passarelli, Andrea |
collection | CERN |
description | This paper describes a reliable, handy, and inexpensive measurement system to characterize, in the sub-THz frequency range, the coating materials used in the beam pipes of accelerators. The method is based on time domain measurements of an electromagnetic wave passing through a waveguide having a thin central slab, where the coating material is deposited on both sides. Two horn antennas are integrated on both sides of the device to optimize the signal collection and detection. This novel technique is tested on slabs coated with a nonevaporable getter (NEG) and allows to evaluate the surface impedance in the frequency range from 0.1 to 0.3 THz. |
id | oai-inspirehep.net-1700899 |
institution | Organización Europea para la Investigación Nuclear |
language | eng |
publishDate | 2018 |
record_format | invenio |
spelling | oai-inspirehep.net-17008992022-08-10T12:29:23Zdoi:10.1103/PhysRevAccelBeams.21.103101http://cds.cern.ch/record/2646750engPassarelli, AndreaBartosik, HannesRumolo, GiovanniVaccaro, Vittorio GiorgioMasullo, Maria RosariaKoral, CanPapari, Gian PaoloAndreone, AntonelloBoine-Frankenheim, OliverNovel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency rangeAccelerators and Storage RingsThis paper describes a reliable, handy, and inexpensive measurement system to characterize, in the sub-THz frequency range, the coating materials used in the beam pipes of accelerators. The method is based on time domain measurements of an electromagnetic wave passing through a waveguide having a thin central slab, where the coating material is deposited on both sides. Two horn antennas are integrated on both sides of the device to optimize the signal collection and detection. This novel technique is tested on slabs coated with a nonevaporable getter (NEG) and allows to evaluate the surface impedance in the frequency range from 0.1 to 0.3 THz.oai:inspirehep.net:17008992018 |
spellingShingle | Accelerators and Storage Rings Passarelli, Andrea Bartosik, Hannes Rumolo, Giovanni Vaccaro, Vittorio Giorgio Masullo, Maria Rosaria Koral, Can Papari, Gian Paolo Andreone, Antonello Boine-Frankenheim, Oliver Novel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency range |
title | Novel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency range |
title_full | Novel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency range |
title_fullStr | Novel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency range |
title_full_unstemmed | Novel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency range |
title_short | Novel measurement technique for the electromagnetic characterization of coating materials in the sub-THz frequency range |
title_sort | novel measurement technique for the electromagnetic characterization of coating materials in the sub-thz frequency range |
topic | Accelerators and Storage Rings |
url | https://dx.doi.org/10.1103/PhysRevAccelBeams.21.103101 http://cds.cern.ch/record/2646750 |
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