Phase space compression of a positive muon beam in two spatial dimensions
Autor: | Antognini, A., Ayres, N. J., Belosevic, I., Bondar, V., Eggenberger, A., Hildebrandt, M., Iwai, R., Kirch, K., Knecht, A., Lospalluto, G., Nuber, J., Papa, A., Sakurai, M., Solovyev, I., Taqqu, D., Yan, T. |
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Rok vydání: | 2024 |
Předmět: | |
Druh dokumentu: | Working Paper |
Popis: | We present the first demonstration of simultaneous phase space compression in two spatial dimensions of a positive muon beam, the first stage of the novel high-brightness muon beam under development by the muCool collaboration at the Paul Scherrer Institute. The keV-energy, sub-mm size beam would enable a factor 10$^5$ improvement in brightness for precision muSR, and atomic and particle physics measurements with positive muons. This compression is achieved within a cryogenic helium gas target with a strong density gradient, placed in a homogeneous magnetic field, under the influence of a complex electric field. In the next phase, the muon beam will be extracted into vacuum. Comment: Submission to SciPost |
Databáze: | arXiv |
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