Photon pair production by e+e- annihilation and search for supersymmetric photinos at energies greater than 40 GeV

M. Althoff, W. Braunschweig, F. J. Kirschfink, K. Lübelsmeyer, H. U. Martyn, R. Rosskamp, D. Schmitz, H. Siebke, W. Wallraff, J. Eisenmann, H. M. Fischer, H. Hartmann, A. Jocksch, G. Knop, H. Kolanoski, H. Kück, V. Mertens, R. Wedemeyer, B. Foster, A. EskreysK. Gather, H. Hultschig, P. Joos, U. Kötz, H. Kowalski, A. Ladage, B. Löhr, D. Lüke, P. Mättig, D. Notz, R. J. Nowak, J. Pyrlik, M. Rushton, W. Schütte, D. Trines, T. Tymieniecka, G. Wolf, G. Yekutieli, Ch Xiao, R. Fohrmann, E. Hilger, T. Kracht, H. L. Krasemann, P. Leu, E. Lohrmann, D. Pandoulas, G. Poelz, K. U. Pösnecker, B. H. Wiik, R. Beuselinck, D. M. Binnie, P. J. Dornan, D. A. Garbutt, C. Jenkins, T. D. Jones, W. G. Jones, J. McCardle, J. K. Sedgbeer, J. Thomas, W. A T Wan Abdullah, K. W. Bell, M. G. Bowler, P. Bull, R. J. Cashmore, P. E L Clarke, P. Dauncey, R. Devenish, P. Grossmann, C. M. Hawkes, S. L. Lloyd, D. J. Mellor, C. Youngman, G. E. Forden, J. C. Hart, J. Harvey, D. K. Hasell, D. H. Saxon, F. Barreiro, S. Brandt, M. Dittmar, M. Holder, G. Kreutz, B. Neumann, E. Duchovni, Y. Eisenberg, U. Karshon, G. Mikenberg, R. Mir, D. Revel, E. Ronat, A. Shapira, M. Winik, G. Baranko, A. Caldwell, Michael G. Cherney, J. M. Izen, M. Mermikides, S. Ritz, G. Rudolph, D. Strom, M. Takashima, H. Venkataramania, E. Wicklund, Sau Lan Wu, G. Zobernig

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Abstract

The cross section for the process e+e-→γγ has been measured for c.m. energies 39.5+>61 GeV and Λ+> GeV (95% confidence level) have been determined. A search for two photon final states with missing energy provided lower limits on the masses of the photino and selectron.

Original languageEnglish
Pages (from-to)337-342
Number of pages6
JournalZeitschrift für Physik C Particles and Fields
Volume26
Issue number3
DOIs
StatePublished - Sep 1984
Externally publishedYes

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All Science Journal Classification (ASJC) codes

  • Nuclear and High Energy Physics

Cite this

Althoff, M., Braunschweig, W., Kirschfink, F. J., Lübelsmeyer, K., Martyn, H. U., Rosskamp, R., Schmitz, D., Siebke, H., Wallraff, W., Eisenmann, J., Fischer, H. M., Hartmann, H., Jocksch, A., Knop, G., Kolanoski, H., Kück, H., Mertens, V., Wedemeyer, R., Foster, B., ... Zobernig, G. (1984). Photon pair production by e+e- annihilation and search for supersymmetric photinos at energies greater than 40 GeV. Zeitschrift für Physik C Particles and Fields, 26(3), 337-342. https://doi.org/10.1007/BF01452558