A measurement of elastic J/ψ photoproduction cross section at Fermilab E687

Autor: J. D. Cunningham, James E Wiss, E. Meroni, Gianluca Alimonti, R. W. Gardner, A. E. Kreymer, P. Lebrun, D. J. Harding, F. Leveraro, D. Torretta, Randy Ruchti, Luigi Moroni, M. Di Corato, W. D. Shepard, J. R. Wilson, P. D. Sheldon, D. L. Puseljic, A. Sala, R. J. Mountain, L. Perasso, M. Vittone, M. E. Zanabria, R. Culbertson, M. Enorini, N. M. Cason, C. Castoldi, Sandra Malvezzi, Daniele Pedrini, E. J. Mannel, P. L. Frabetti, Alan D. Lopez, Dario Menasce, S. Park, Marco Giammarchi, F. Davenport, P. Inzani, D. Claes, Gianluigi Boca, A. Zallo, Stefano Bianco, Fabrizio Fabbri, John Perry Cumalat, H. W.K. Cheung, Paolo Vitulo, G. Jaross, J. M. Bishop, D. Buchholz, S. Sala, R. Yoshida, K. Lingel, V. S. Paolone, P. H. Kasper, C. J. Kennedy, B. O'Reilly, P. M. Yager, S. Culy, Stephen A. Gourlay, J. K. Busenitz, A. Spallone, C. W. Bogart, J. N. Butler, H. Mendez, P. H. Garbincius, B. Gobbi, G. Bellini, S. P. Ratti, I. Gaines

Publikováno v: Physics Letters B. 316:197-206

Measurements of elastic photoproduction cross sections for the J / ψ meson from 100 GeV to 375 GeV are presented. The results indicate that the cross section increases slowly in this range. The shape of the energy dependence agrees well with the pho

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::02a9003f923f15a177415424a80c9116
https://doi.org/10.1016/0370-2693(93)90679-c

Studies of correlations in high energy photoproduction

Autor: V. Arena, D. Buccholz, A. Spallone, J. F. Ginkel, R. Yoshida, J. N. Butler, Paolo Vitulo, H. Mendez, Paul Sheldon, J. F. Filasetta, D. J. Harding, S. Sala, B. O'Reilly, F. Leveraro, K. Lingel, J. D. Cunningham, C. J. Kennedy, C. W. Bogart, V. S. Paolone, S. Shukla, James E Wiss, J. S. Kang, G. Jaross, I. Gaines, Willard Johns, P. M. Yager, M. Vittone, P. H. Garbincius, S. Culy, L. Garren, E. Meroni, R. Greene, B. Caccianiga, G. P. Grim, S. Sarwar, Gianluca Alimonti, Senta Greene, K. Y. Kim, A. Zallo, T. F. Lin, Sandra Malvezzi, M. Pisharody, Stephen A. Gourlay, H. W.K. Cheung, James R. Wilson, P. L. Frabetti, J. K. Busenitz, Marco Giammarchi, S. Cihangir, D. Torretta, S. P. Ratti, D. L. Puseljic, A. Sala, Dario Menasce, Alan D. Lopez, B. Gobbi, E. J. Mannel, Gabriele Gianini, Daniele Pedrini, G. Bellini, R. J. Mountain, P. Inzani, L. Perasso, R. Culbertson, D. Claes, T. Handler, P. H. Kasper, W. D. Shephard, Stefano Bianco, Cristina Riccardi, F. Davenport, Z. Y. Wu, Gianluigi Boca, B. G. Cheon, Luigi Moroni, Robert Gardner, Randy Ruchti, J. A. Swiatek, Fabrizio Fabbri, G. N. Kim, A. E. Kreymer, P. Lebrun, M. Di Corato, C. Castoldi, S. Park, N. M. Cason, G. R. Blackett, John Perry Cumalat, L. Cinquini, J. M. Bishop, M. S. Nehring, C. Dallapiccola, M. E. Zanabria

Publikováno v: Physics Letters B. 308:193-199

Analysis of data from the Fermilab high energy photoproduction experiment E687 for events containing fully and partially reconstructed pairs of charmed mesons is presented. Correlations from D D pairs are used to study production dynamics.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::23042bba400fb1588d6926df1d29d8ca
https://doi.org/10.1016/0370-2693(93)90621-n

Description and performance of the Fermilab E687 spectrometer

Autor: C. J. Kennedy, P. M. Yager, S. Culy, K. Kephart, D. Torretta, D. Buchholz, T. F. Lin, J. F. Ginkel, B. O'Reilly, G. N. Kim, Randy Ruchti, S. Cihangir, G. Molinari, A. E. Kreymer, Stephen A. Gourlay, V. Russo, N. M. Cason, Fabrizio Fabbri, Sandra Malvezzi, Z. Y. Wu, P. L. Frabetti, J. K. Busenitz, H. W.K. Cheung, V. S. Paolone, R. Currier, Dario Menasce, P. Lebrum, M. Diesburg, E. J. Mannel, J. D. Cunningham, R. Diaferia, James R. Wilson, P. Inzan, P. H. Kasper, P.F. Manfredi, J. N. Butler, J. F. Filasetta, M. Di Corato, S. P. Ratti, G. Schultz, L. Passamonti, B. Gobbi, James E Wiss, A. Spallone, P. D. Sheldon, C. Castoldi, E. Meroni, V. Giordano, G. Bellini, R. W. Gardner, Alan D. Lopez, Gianluca Alimonti, Paolo Vitulo, S. Park, F. Leveraro, P. D'Angelo, John Perry Cumalat, C. W. Bogart, Daniel R Claes, A. Cotta-Ramusino, Gianluigi Boca, J. M. Bishop, I. Gaines, H. Mendez, V. Arena, Marco Giammarchi, E. Erdos, P. H. Garbincius, M. E. Zanabria, G. Jaross, K. Lingel, M. Giardoni, Willard Johns, F. Davenport, S. Shukla, Daniele Pedrini, W. D. Shephard, Stefano Bianco, R. Yoshida, Francesco Ragusa, W.R. Cavaletti, M. Vittone, Cristina Riccardi, J. A. Swiatek, C. Dallapiccola, A. Zallo, Luigi Moroni, R. J. Mountain, L. Perasso, R. Culbertson, B. Baumbaugh, D. J. Harding, D. L. Puseljic, A. Sala, Sten Hansen, R. Justice, R. Tiden, P. Coteus

Publikováno v: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 320:519-547

The magnetic spectrometer and charged particle tracking system used in Fermilab experiment 687 to study the photoproduction and decay of charm particles are described in detail. The photons are produced by a wideband electron beam which can operate a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::38bc89ab5937dbd8112b75823f0a814b
https://doi.org/10.1016/0168-9002(92)90948-4

Measurement of the decays D0 → π+π+π−π−, D0 → K−K+ and

Autor: S. P. Ratti, V. Arena, A. Zallo, F. L. Fabbri, W. D. Shephard, Stefano Bianco, E. J. Mannel, S. Sala, K. Lingel, R. J. Mountain, C. W. Bogart, L. Perasso, R. Culbertson, A. Spallone, P. D. Sheldon, J. N. Butler, H. Mendez, N. M. Cason, C. J. Kennedy, J. R. Wilson, M. Vittone, D. L. Puseljic, A. Sala, Daniele Pedrini, R. Yoshida, R. W. Gardner, Gianluca Alimonti, F. Davenport, Marco Giammarchi, G. Bellini, James E Wiss, F. Leveraro, D. J. Harding, P. Inzani, A. E. Kreymer, P. Lebrun, G. Jaross, Sandra Malvezzi, S. Culy, D. Buchholz, H. W.K. Cheung, P. L. Frabetti, I. Gaines, B. Gobbi, Dario Menasce, M. Di Corato, M. E. Zanabria, Stephen A. Gourlay, J. K. Busenitz, P. H. Garbincius, P. H. Kasper, Alan D. Lopez, C. Castoldi, John Perry Cumalat, Luigi Moroni, S. Park, J. M. Bishop, Paolo Vitulo, J. D. Cunningham, D. Torretta, Randy Ruchti

Publikováno v: Physics Letters B. 281:167-172

We present measurements of the branching ratios for two Cabibbo suppressed decays of the D0 meson, D0 → π+π+π−π− and D0 → K−K+, and for the decay D + s → фπ + π + π − . The physics signals were extracted from a data sample consi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::098207cb8ae5a612791c9c5e74f14899
https://doi.org/10.1016/0370-2693(92)90292-c

A scintillating fiber-optic active target (SFT) for studies of high energy photoproduction

Autor: A. Rogers, A. Baumbaugh, D. L. Puseljic, R. W. Gardner, C. J. Kennedy, J. K. Busenitz, W. D. Shephard, B. Baumbaugh, M. E. Zanabria, Randy Ruchti, R. J. Mountain, K. Knickerbocker, E. J. Mannel, J. M. Bishop, J. D. Cunningham, N. M. Cason

Publikováno v: IEEE Transactions on Nuclear Science. 35:441-445

A description is given of a high-resolution, gateable scintillating fiber target that has been developed for Fermilab Experiment E687 to study charm and beauty particle production and decay in high-energy photon interactions. The detector consists of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bddd23d89d0d8a68608bbdabb4675c61
https://doi.org/10.1109/23.12761