A precise measurement of the Λc+ lifetime using approximately 1340 fully reconstructed Λc+→pK-π+ and charge conjugate decays is presented. The data were accumulated by the Fermilab high energy photoproduction experiment E687. The lifetime of the Λc+ is measured to be 0.215±0.016±0.008 ps

MEASUREMENT OF THE LAMBDA-C+ LIFETIME / P. L. Frabetti, H. W. K. Cheung, J. P. Cumalat, C. Dallapiccola, J. F. Ginkel, S. V. Greene, W. E. Johns, M. S. Nehring, J. N. Butler, S. Cihangir, I. Gaines, L. Garren, P. H. Garbincius, S. A. Gourlay, D. J. Harding, P. Kasper, A. Kreymer, P. Lebrun, S. Shukla, S. Bianco, F. L. Fabbri, S. Sarwar, A. Zallo, R. Culbertson, R. W. Gardner, R. Greene, J. Wiss, G. Alimonti, G. Bellini, B. Caccianiga, L. Cinquini, M. Di Corato, M. Giammarchi, P. Inzani, F. Leveraro, S. Malvezzi, D. Menasce, E. Meroni, L. Moroni, D. Pedrini, L. Perasso, A. Sala, S. Sala, D. Toretta, M. Vittone, D. Buchholz, D. Claes, B. Gobbi, B. O’Reilly, J. M. Bishop, N. M. Cason, C. J. Kennedy, G. N. Kim, T. F. Lin, E. J. Mannel, D. L. Puseljic, R. C. Ruchti, W. D. Shephard, J. A. Swiatek, Z. Y. Wu, V. Arena, G. Boca, C. Castoldi, R. Diaferia, G. Gianini, S. P. Ratti, C. Riccardi, P. Vitulo, A. Lopez, G. P. Grim, V. S. Paolone, P. M. Yager, J. R. Wilson, P. D. Sheldon, F. Davenport, J. F. Filasetta, G. R. Blackett, M. Pisharody, T. Handler, B. G. Cheon, J. S. Kang, K. Y. Kim. - In: PHYSICAL REVIEW LETTERS. - ISSN 0031-9007. - 70:12(1993 Mar 22), pp. 1755-1758.

MEASUREMENT OF THE LAMBDA-C+ LIFETIME

G. Alimonti;G. Bellini;B. Caccianiga;M. Di Corato;M. Giammarchi;F. Leveraro;E. Meroni;G. Gianini;
1993

Abstract

A precise measurement of the Λc+ lifetime using approximately 1340 fully reconstructed Λc+→pK-π+ and charge conjugate decays is presented. The data were accumulated by the Fermilab high energy photoproduction experiment E687. The lifetime of the Λc+ is measured to be 0.215±0.016±0.008 ps
charm barion
Settore FIS/04 - Fisica Nucleare e Subnucleare
22-mar-1993
http://link.aps.org/doi/10.1103/PhysRevLett.70.1755
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/186329
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