The aim of the FAMU (Fisica degli Atomi Muonici) experiment is to realize the first measurement of the hyperfine splitting (hfs) in the 1S state of muonic hydrogen Δ E hfs1S , by using the RIKEN-RAL intense pulsed muon beam and a high-energy mid-infrared tunable laser. This requires a detailed study of the muon transfer mechanism at different temperatures and hence at different epithermal states of the muonic system. The experimental setup involves a cryogenic pressurized gas target and a detection system based on silicon photomultipliers-fiber beam hodoscopes and high purity Germanium detectors and Cerium doped Lanthanium Bromide crystals, for X-rays detection at energies around 100 keV . Simulation, construction and detector performances of the FAMU apparatus at RAL are reported in this paper.
The FAMU experiment at RIKEN-RAL to study the muon transfer rate from hydrogen to other gases / A. Adamczak, G. Baccolo, S. Banfi, D. Bakalov, G. Baldazzi, R. Benocci, R. Bertoni, M. Bonesini, V. Bonvicini, F. Chignoli, M. Clemenza, L. Colace, M. Danailov, P. Danev, A. De Bari, C.D. Vecchi, M.D. Vincenzi, E. Furlanetto, F. Fuschino, K.S. Gadedjisso-Tossou, D. Guffanti, A. Iaciofano, K. Ishida, C. Labanti, V. Maggi, A. Margotti, R. Mazza, A. Menegolli, E. Mocchiutti, M. Moretti, G. Morgante, M. Nastasi, J. Niemela, C. Pizzolotto, E. Previtali, A. Pullia, R. Ramponi, A. Rachevski, L.P. Rignanese, M. Rossella, N. Rossi, R. Sarkar, M. Stoilov, L. Stoychev, A. Tomaselli, L. Tortora, E. Vallazza, G. Zampa, A. Vacchi. - In: JOURNAL OF INSTRUMENTATION. - ISSN 1748-0221. - 13:12(2018 Dec 21). [10.1088/1748-0221/13/12/P12033]
The FAMU experiment at RIKEN-RAL to study the muon transfer rate from hydrogen to other gases
A. Pullia;
2018
Abstract
The aim of the FAMU (Fisica degli Atomi Muonici) experiment is to realize the first measurement of the hyperfine splitting (hfs) in the 1S state of muonic hydrogen Δ E hfs1S , by using the RIKEN-RAL intense pulsed muon beam and a high-energy mid-infrared tunable laser. This requires a detailed study of the muon transfer mechanism at different temperatures and hence at different epithermal states of the muonic system. The experimental setup involves a cryogenic pressurized gas target and a detection system based on silicon photomultipliers-fiber beam hodoscopes and high purity Germanium detectors and Cerium doped Lanthanium Bromide crystals, for X-rays detection at energies around 100 keV . Simulation, construction and detector performances of the FAMU apparatus at RAL are reported in this paper.File | Dimensione | Formato | |
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