New high-sensitivity searches for neutrons converting into antineutrons and/or sterile neutrons at the HIBEAM/NNBAR experiment at the European Spallation Source

Autor: J. I. Marquez, E. Golubeva, Zurab Berezhiani, B. Z. Kopeliovich, K. Dunne, M. Lindroos, L. Townsend, Takeyasu M. Ito, Agneta Oskarsson, A. Kozela, David Milstead, Samuel Silverstein, D. D. DiJulio, S. Yiu, A. D. Dolgov, Lawrence Heilbronn, P. Fierlinger, A. Tureanu, Christian Bohm, G. Ichikawa, B. Rybolt, E. B. Klinkby, Igor Tkachev, Arkady Vainshtein, Y. N. Pokotilovski, Archil Kobakhidze, Kevin W. Anderson, R. W. Pattie, Y. J. Jwa, Leah Broussard, R. Biondi, B. Kerbikov, David V. Baxter, J. Cedercäll, David Olle Rickard Silvermyr, A. Holley, A. Addazi, A. P. Serebrov, Hans P. Mumm, S. Girmohanta, V. Santoro, Arthur E. Ruggles, P. Geltenbort, Yuri Kamyshkov, H. M. Shimizu, Geoffrey Greene, N. Rizzi, Joshua Barrow, A. Takibayev, Christopher Crawford, T. Greenshaw, N. Rossi, E. Paryev, Thomas Nilsson, A. A. Nepomuceno, Robert Shrock, L. W. Koerner, R. Woracek, T. Johansson, S. Gardiner, L. Varriano, G. Muhrer, Susan Gardner, A. Kupsc, J. M. Richard, Bernhard Meirose, R. Hall-Wilton, Vladimir Gudkov, T. Morishima, J. Makkinje, E. Rinaldi, J. Herrero-Garcia, Michael R. Fitzsimmons, P. S. B. Dev, Y. T. Lee, Erik B. Iverson, K. S. Babu, Y. Yamagata, C. Redding, H. Perrey, Rabindra N. Mohapatra, Albert Young, V. V. Nesvizhevsky, Masaaki Kitaguchi, S. Penttil, G. Brooijmans, Fabrizio Nesti, J. de Vries, Riccardo Bevilacqua, O. Zimmer, Kalliopi Kanaki, Robert Wagner, K. Ramic, E. Kearns, Z. Zhang, K. Nagamoto, L. Zanini, S. Ansell, P. M. Bentley, T. Kittelmann, A. Fomin, T. M. Miller, U. Sarkar, Goran Senjanovic, A. Galindo-Uribarri, W. M. Snow, Pavel Golubev, V. A. Kudryavtsev, M. J. Frost, Z. Kokai, A. Saunders, L. Jönsson, D. Ries, I. Potashnikovav

Publikováno v: 'Journal of Physics G: Nuclear and Particle Physics ', vol: 48, pages: 070501-1-070501-76 (2021)
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JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS
J.Phys.G
J.Phys.G, 2021, 48 (7), pp.070501. ⟨10.1088/1361-6471/abf429⟩
Addazi, A, Anderson, K, Ansell, S, Babu, K S, Barrow, J L, Baxter, D V, Bentley, P M, Berezhiani, Z, Bevilacqua, R, Biondi, R, Bohm, C, Brooijmans, G, Broussard, L J, Cederc ll, J, Crawford, C, Dev, P S B, Dijulio, D D, Dolgov, A D, Dunne, K, Fierlinger, P, Fitzsimmons, M R, Fomin, A, Frost, M J, Gardiner, S, Gardner, S, Galindo-Uribarri, A, Geltenbort, P, Girmohanta, S, Golubev, P, Golubeva, E, Greene, G L, Greenshaw, T, Gudkov, V, Hall-Wilton, R, Heilbronn, L, Herrero-Garcia, J, Holley, A, Ichikawa, G, Ito, T M, Iverson, E, Johansson, T, Jönsson, L, Jwa, Y J, Kamyshkov, Y, Kanaki, K, Kearns, E, Kokai, Z, Kerbikov, B, Kitaguchi, M, Kittelmann, T, Klinkby, E, Kobakhidze, A, Koerner, L W, Kopeliovich, B, Kozela, A, Kudryavtsev, V, Kupsc, A, Lee, Y T, Lindroos, M, Makkinje, J, Marquez, J I, Meirose, B, Miller, T M, Milstead, D, Mohapatra, R N, Morishima, T, Muhrer, G, Mumm, H P, Nagamoto, K, Nepomuceno, A, Nesti, F, Nesvizhevsky, V V, Nilsson, T, Oskarsson, A, Paryev, E, Pattie, R W, Penttil, S, Perrey, H, Pokotilovski, Y N, Potashnikovav, I, Ramic, K, Redding, C, Richard, J M, Ries, D, Rinaldi, E, Rizzi, N, Rossi, N, Ruggles, A, Rybolt, B, Santoro, V, Sarkar, U, Saunders, A, Senjanovic, G, Serebrov, A P, Shimizu, H M, Shrock, R, Silverstein, S, Silvermyr, D, Snow, W M, Takibayev, A, Tkachev, I, Townsend, L, Tureanu, A, Varriano, L, Vainshtein, A, De Vries, J, Wagner, R, Woracek, R, Yamagata, Y, Yiu, S, Young, A R, Zanini, L, Zhang, Z & Zimmer, O 2021, ' New high-sensitivity searches for neutrons converting into antineutrons and/or sterile neutrons at the HIBEAM/NNBAR experiment at the European Spallation Source ', Journal of Physics G: Nuclear and Particle Physics, vol. 48, no. 7, 070501 . https://doi.org/10.1088/1361-6471/abf429

The violation of baryon number, B , is an essential ingredient for the preferential creation of matter over antimatter needed to account for the observed baryon asymmetry in the Universe. However, such a process has yet to be experimentally observed.

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