Measurement of the principal quantum number distribution in a beam of antihydrogen atoms

Autor: Naofumi Kuroda, C. Malbrunot, S. Arguedas Cuendis, M. Wiesinger, L. Venturelli, A. Weiser, A. Gligorova, Yasuyuki Matsuda, Hiroyuki A. Torii, M. Leali, O. Massiczek, Stefan Ulmer, M. Tajima, T. Wolz, Eberhard Widmann, M. Fleck, M. C. Simon, A. Lanz, Yasuyuki Kanai, Ulrik I. Uggerhøj, V. Kletzl, Yugo Nagata, Johann Zmeskal, A. A. Capon, V. Mascagna, D. J. Murtagh, H. Breuker, G. Costantini, A. Nanda, B. Kolbinger, C. Sauerzopf, L. Nowak, B. Radics, Hiroyuki Higaki, Claude Amsler, Yasunori Yamazaki, P. Dupre, V. Mäckel

Publikováno v: Kolbinger, B, Amsler, C, Cuendis, S A, Breuker, H, Capon, A, Costantini, G, Dupre, P, Fleck, M, Gligorova, A, Higaki, H, Kanai, Y, Kletzl, V, Kuroda, N, Lanz, A, Leali, M, Mackel, V, Malbrunot, C, Mascagna, V, Massiczek, O, Matsuda, Y, Murtagh, D J, Nagata, Y, Nanda, A, Nowak, L, Radics, B, Sauerzopf, C, Simon, M C, Tajima, M, Torii, H A, Uggerhoj, U, Ulmer, S, Venturelli, L, Weiser, A, Wiesinger, M, Widmann, E, Wolz, T, Yamazaki, Y & Zmeskal, J 2021, ' Measurement of the principal quantum number distribution in a beam of antihydrogen atoms ', European Physical Journal D, vol. 75, no. 3, 91 . https://doi.org/10.1140/epjd/s10053-021-00101-y
The European Physical Journal D
The European Physical Journal D, 75 (3)

The ASACUSA (Atomic Spectroscopy And Collisions Using Slow Antiprotons) collaboration plans to measure the ground-state hyperfine splitting of antihydrogen in a beam at the CERN Antiproton Decelerator with initial relative precision of 10-6 or better

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::33f341040288d312f707205b39669fae
https://pure.au.dk/portal/da/publications/measurement-of-the-principal-quantum-number-distribution-in-a-beam-of-antihydrogen-atoms(f4e36068-0ca9-4a5a-bc48-6478d0ef77f6).html

Annihilation detector for an in-beam spectroscopy apparatus to measure the ground state hyperfine splitting of antihydrogen

Autor: M. Diermaier, B. Kolbinger, O. Massiczek, Eberhard Widmann, Johann Zmeskal, S. Vamosi, C. Sauerzopf, Markus Fleck, Chloé Malbrunot, M. C. Simon, A. A. Capon

Publikováno v: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 845:579-582

The matter-antimatter asymmetry observed in the universe today still lacks a quantitative explanation. One possible mechanism that could contribute to the observed imbalance is a violation of the combined Charge-, Parity- and Time symmetries (CPT). A

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::14533ecc8917879e8c74edbd356d29c6
https://doi.org/10.1016/j.nima.2016.06.023

A hydrogen beam to characterize the ASACUSA antihydrogen hyperfine spectrometer

Autor: O. Massiczek, Horst Breuker, M. Diermaier, Chloé Malbrunot, Claude Amsler, Yugo Nagata, Yasuhiro H. Matsuda, Johann Zmeskal, M. C. Simon, S. Arguedas Cuendis, Yasunori Yamazaki, M. Fleck, Eberhard Widmann, C. Evans, V. Maeckel, L. Venturelli, C. Sauerzopf, M. Leali, B. Kolbinger, Valerio Mascagna, M. Wiesinger, A. Lanz

The antihydrogen program of the ASACUSA collaboration at the antiproton decelerator of CERN focuses on Rabi-type measurements of the ground-state hyperfine splitting of antihydrogen for a test of the combined Charge–Parity–Time symmetry. The spec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ed2b465173c7e4d7c976dfd23fd66081
http://hdl.handle.net/11379/522173

Recent Developments from ASACUSA on Antihydrogen Detection

Autor: Yasunori Yamazaki, B. Kolbinger, Hiroyuki Higaki, Johann Zmeskal, Yasuyuki Matsuda, Eberhard Widmann, M. Tajima, D. J. Murtagh, M. Leali, M. C. Simon, C. Sauerzopf, H. Breuker, Naofumi Kuroda, P. Dupre, M. Diermaier, Stefan Ulmer, Claude Amsler, Yasuyuki Kanai, Angela Gligorova, V. Mäckel, Y. Nagata, L. Venturelli, M. Fleck, Chloé Malbrunot, Takayoshi Kobayashi, O. Massiczek, Valerio Mascagna

Publikováno v: EPJ Web of Conferences, Vol 181, p 01003 (2018)

The ASACUSA Collaboration at CERNs Antiproton Decelerator aims to measure the ground state hyperfine splitting of antihydrogen with high precision to test the fundamental symmetry of CPT (combination of charge conjugation, parity transformation, and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5f188ac717de37ae0e104c81f42f6d63
http://hdl.handle.net/11379/522185

The Development of the Antihydrogen Beam Detector: Toward the Three Dimensional Tracking with a BGO Crystal and a Hodoscope

Autor: M. Tajima, Yasuyuki Matsuda, Naofumi Kuroda, Yasunori Yamazaki, Chloé Malbrunot, P. Dupre, Eberhard Widmann, Horst Breuker, C. Kaga, Yasuyuki Kanai, Valerio Mascagna, M. Leali, Yugo Nagata, C. Sauerzopf, O. Massiczek, B. Radics, E. Lodi Rizzini, M. C. Simon, A. A. Capon, L. Venturelli, B. Kolbinger, Hiroyuki Higaki, T. Matsudate

Publikováno v: Proceedings of the 12th International Conference on Low Energy Antiproton Physics (LEAP2016)

We developed an antihydrogen beam detector for the microwave spectroscopy of the antihydrogen hyperfine splitting. The detector consists of a position sensitive BGO calorimeter and a hodoscope. We report test experiments for the position sensitive re

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1baa2fdfe3a893c1feee21be87b41653
https://doi.org/10.7566/jpscp.18.011038