Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017

Abstract A mini‐neutron monitor (MNM) was installed at the German Antarctic Neumayer III station, measuring the variation of galactic cosmic rays and searching for Forbush Decreases (FDs) caused by solar activities. Running continuously from 2014 until the end of 2017, the long‐term stability of the...

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Main Authors: M. Walter, C. Gnebner, B. Heber, K. Herbst, H. Krüger, H. G. Krüger, P. Kühl, H. P. Prokoph, R. D. Strauss
Format: Article
Language:English
Published: Wiley 2024-06-01
Series:Space Weather
Subjects:
Online Access:https://doi.org/10.1029/2023SW003596
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author M. Walter
C. Gnebner
B. Heber
K. Herbst
H. Krüger
H. G. Krüger
P. Kühl
H. P. Prokoph
R. D. Strauss
author_facet M. Walter
C. Gnebner
B. Heber
K. Herbst
H. Krüger
H. G. Krüger
P. Kühl
H. P. Prokoph
R. D. Strauss
author_sort M. Walter
collection DOAJ
description Abstract A mini‐neutron monitor (MNM) was installed at the German Antarctic Neumayer III station, measuring the variation of galactic cosmic rays and searching for Forbush Decreases (FDs) caused by solar activities. Running continuously from 2014 until the end of 2017, the long‐term stability of the detector could be investigated. After correcting the air pressure and normalization to the 27 days running mean averages of the SANAE and TERA Neutron Monitors (NMs), the daily running mean count rates are compared with the SANAE and TERA NMs also installed in Antarctica. For most of the 14 FDs with magnitudes greater than 3, taken from the list compiled by the IZMIRAN group (http://spaceweather.izmiran.ru/eng/dbs.html), the three detectors show consistent particle flux variation, although the average rate of the MNM is more than a hundred times smaller. The light and low‐cost MNM is an ideal alternative to heavy and old NMs, especially at high altitudes and remote environments.
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institution Kabale University
issn 1542-7390
language English
publishDate 2024-06-01
publisher Wiley
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series Space Weather
spelling doaj-art-7242e0cdb5fc4b0482250233052db82c2025-01-14T16:30:50ZengWileySpace Weather1542-73902024-06-01226n/an/a10.1029/2023SW003596Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017M. Walter0C. Gnebner1B. Heber2K. Herbst3H. Krüger4H. G. Krüger5P. Kühl6H. P. Prokoph7R. D. Strauss8Deutsches Elektronen‐Synchrotron DESY Zeuthen GermanyInstitut für Experimentelle und Angewandte Physik Christian‐Albrechts Universität zu Kiel Kiel GermanyInstitut für Experimentelle und Angewandte Physik Christian‐Albrechts Universität zu Kiel Kiel GermanyInstitut für Experimentelle und Angewandte Physik Christian‐Albrechts Universität zu Kiel Kiel GermanyCenter for Space Research North‐West University Potchefstroom South AfricaCenter for Space Research North‐West University Potchefstroom South AfricaInstitut für Experimentelle und Angewandte Physik Christian‐Albrechts Universität zu Kiel Kiel GermanyDeutsches Elektronen‐Synchrotron DESY Zeuthen GermanyCenter for Space Research North‐West University Potchefstroom South AfricaAbstract A mini‐neutron monitor (MNM) was installed at the German Antarctic Neumayer III station, measuring the variation of galactic cosmic rays and searching for Forbush Decreases (FDs) caused by solar activities. Running continuously from 2014 until the end of 2017, the long‐term stability of the detector could be investigated. After correcting the air pressure and normalization to the 27 days running mean averages of the SANAE and TERA Neutron Monitors (NMs), the daily running mean count rates are compared with the SANAE and TERA NMs also installed in Antarctica. For most of the 14 FDs with magnitudes greater than 3, taken from the list compiled by the IZMIRAN group (http://spaceweather.izmiran.ru/eng/dbs.html), the three detectors show consistent particle flux variation, although the average rate of the MNM is more than a hundred times smaller. The light and low‐cost MNM is an ideal alternative to heavy and old NMs, especially at high altitudes and remote environments.https://doi.org/10.1029/2023SW003596Galactic Cosmic Raysmini neutron monitorForbush decreases
spellingShingle M. Walter
C. Gnebner
B. Heber
K. Herbst
H. Krüger
H. G. Krüger
P. Kühl
H. P. Prokoph
R. D. Strauss
Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017
Space Weather
Galactic Cosmic Rays
mini neutron monitor
Forbush decreases
title Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017
title_full Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017
title_fullStr Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017
title_full_unstemmed Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017
title_short Measurements of Cosmic Rays by a Mini‐Neutron Monitor at Neumayer III From 2014 to 2017
title_sort measurements of cosmic rays by a mini neutron monitor at neumayer iii from 2014 to 2017
topic Galactic Cosmic Rays
mini neutron monitor
Forbush decreases
url https://doi.org/10.1029/2023SW003596
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