Heavy Sterile Neutrino in Dark Matter Searches
Joint Authors
Source
Advances in High Energy Physics
Issue
Vol. 2018, Issue 2018 (31 Dec. 2018), pp.1-14, 14 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2018-03-15
Country of Publication
Egypt
No. of Pages
14
Main Subjects
Abstract EN
Sterile neutrinos are possible dark matter candidates.
We examine here possible detection mechanisms, assuming that the neutrino has a mass of about 50 keV and couples to the ordinary neutrino.
Even though this neutrino is quite heavy, it is nonrelativistic with a maximum kinetic energy of 0.1 eV.
Thus new experimental techniques are required for its detection.
We estimate the expected event rate in the following cases: (i) measuring electron recoil in the case of materials with very low electron binding; (ii) low temperature crystal bolometers; (iii) spin induced atomic excitations at very low temperatures, leading to a characteristic photon spectrum; (iv) observation of resonances in antineutrino absorption by a nucleus undergoing electron capture; (v) neutrino induced electron events beyond the end point energy of beta decaying systems, for example, in the tritium decay studied by KATRIN.
American Psychological Association (APA)
Divari, P. C.& Vergados, J. D.. 2018. Heavy Sterile Neutrino in Dark Matter Searches. Advances in High Energy Physics،Vol. 2018, no. 2018, pp.1-14.
https://search.emarefa.net/detail/BIM-1117938
Modern Language Association (MLA)
Divari, P. C.& Vergados, J. D.. Heavy Sterile Neutrino in Dark Matter Searches. Advances in High Energy Physics No. 2018 (2018), pp.1-14.
https://search.emarefa.net/detail/BIM-1117938
American Medical Association (AMA)
Divari, P. C.& Vergados, J. D.. Heavy Sterile Neutrino in Dark Matter Searches. Advances in High Energy Physics. 2018. Vol. 2018, no. 2018, pp.1-14.
https://search.emarefa.net/detail/BIM-1117938
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1117938