Solar Neutron Decay Protons observed on November 7, 2004

Yasushi Muraki, Jose F. Valdés-Galica, Ernesto Ortiz, Yutaka Matsubara, Shoichi Shibata, Takashi Sako, Satoshi Masuda, Shoko Miyake, Munetoshi Tokumaru, Tatsumi Koi, Akitoshi Oshima, Takasuke Sakai, Tsuguya Naito, Pedro Miranda

Research output: Contribution to journalConference articlepeer-review

Abstract

We have found an interesting event registered by the solar neutron telescopes installed at high mountains in Bolivia (5250 m a.s.l.) and Mexico (4600 m a.s.l.). The event was observed on November 7th of 2004 in association with a large solar flare of magnitude X2.0. Some features in the registers reveal the presence of solar neutrons, but also possible solar neutron decay protons (SNDP). SNDPs were recorded on board ISEE3 satellite in June 3rd, 1982 . On October 19th, 1989, the ground level detectors installed in Goose Bay and Deep River revealed the registration of SNDPs. Therefore this is the second example that such an evidence is registered on the Earth’s surface.

Original languageEnglish
Article number1264
JournalProceedings of Science
Volume395
StatePublished - 18 Mar 2022
Event37th International Cosmic Ray Conference, ICRC 2021 - Virtual, Berlin, Germany
Duration: 12 Jul 202123 Jul 2021

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