Cascade time of antiprotons in gaseous hydrogen

Antiprotons moderated in H 2 are captured in the Coulomb field of protons forming p̄p atoms. The time which elapsed between capture into atomic orbits and annihilation has been measured in H 2 at NPT. A cascade time of (5.1±0.7) ns was determined.

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Veröffentlicht in:	Physics letters. B 1988-11, Vol.214 (3), p.325-328
Hauptverfasser:	Reifenröther, G., Ahmad, S., Amsler, C., Armenteros, R., Auld, E.G., Axen, D.A., Bailey, D., Barlag, S., Beer, G.A., Bizot, J.C., Botlo, M., Comyn, M., Dahme, W., Delcourt, B., Doser, M., Kuch, K.D., Erdman, K.L., Feld-Dahme, F., Gastaldi, U., Heel, M., Howard, B., Howard, R., Jeanjean, J., Kalinowsky, H., Kayser, F., Klempt, E., Laa, C., Landua, R., Marshall, G.M., May, B., Nguyen, H., Prevot, N., Riedlberger, J., Robertson, L.P., Sabev, C., Schäfer, U., Schreiber, O., Straumann, U., Truoel, P., Vonach, H., Weidenauer, P., White, B.L., Wodrich, W.R., Ziegler, M.
Format:	Artikel
Sprache:	eng
Schlagworte:	High Energy Physics - Experiment Physics
Online-Zugang:	Volltext
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Beschreibung
Zusammenfassung:	Antiprotons moderated in H 2 are captured in the Coulomb field of protons forming p̄p atoms. The time which elapsed between capture into atomic orbits and annihilation has been measured in H 2 at NPT. A cascade time of (5.1±0.7) ns was determined.
ISSN:	0370-2693 1873-2445
DOI:	10.1016/0370-2693(88)91371-8