A search for leptoquark and colored lepton pair production in e+e- annihilations at TRISTAN

G. N. Kim, R. E. Breedon, Winston Ko, R. L. Lander, K. Maeshima, R. L. Malchow, J. R. Smith, D. Stuart, R. Imlay, P. Kirk, J. Lim, R. R. McNeill, W. Metcalf, S. S. Myung, C. P. Cheng, P. Gu, J. Li, Y. K. Li, M. H. Ye, Y. C. ZhuA. Abashian, K. Gotow, K. P. Hu, E. H. Low, M. E. Mattson, L. Piilonen, K. L. Sterner, S. Lusin, C. Rosenfeld, A. T.M. Wang, S. Wilson, M. Frautschi, H. Kagan, R. Kass, C. G. Trahern, K. Abe, Y. Fujii, Y. Higashi, S. K. Kim, Y. Kurihara, A. Maki, T. Nozaki, T. Omori, H. Sagawa, Y. Sakai, Y. Sugimoto, Y. Takaiwa, S. Terada, R. Walker, F. Kajino, D. Perticone, R. Poling, T. Thomas, Y. Ishi, K. Miyano, H. Miyata, T. Sasaki, Y. Yamashita, A. Bacala, J. Liu, I. H. Park, F. Sannes, S. Schnetzer, R. Stone, J. Vinson, P. Auchincloss, D. Blanis, A. Bodek, H. Budd, S. Eno, C. A. Fry, H. Harada, Y. H. Kim, T. Kumita, T. Mori, S. L. Olsen, N. M. Shaw, A. Sill, E. H. Thorndike, K. Ueno, H. W. Zheng, S. Kobayashi, A. Murakami, J. S. Kang, H. J. Kim, M. H. Lee, D. H. Han, E. J. Kim, D. Son, T. Kojima, S. Matsumoto, R. Tanaka, Y. Yamagishi, T. Yasuda, T. Ishizuka, K. Ohta

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15 Scopus citations


We report on a search for the pair production of leptoquarks and colored leptons in e+e- annihilations t center-of-mass energies from 50 to 60.8 GeV, using the AMY detector at TRISTAN. No evidence for such particles is found and 95% CL mass limits are given.

Original languageEnglish (US)
Pages (from-to)243-249
Number of pages7
JournalPhysics Letters B
Issue number1-2
StatePublished - Apr 19 1990

Bibliographical note

Funding Information:
WE thank the TRISTAN staff for the excellent operation of the storage ring. In addition, we acknowledge the strong support and enthusiastic assistance provided by the staffs of our home institutions. This work has been supported by the Japan Ministry of Education, Science and Culture (Monbusho), the US Department of Energy and National Science Foundation, the Korean Science and Engineering Foundation and Ministry of Education, and the Academia Sinica of the People's Republic of China.


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