@article{2977754, title = "An on-line trigger processor for large transverse energy events", author = "Chen, T.Y. and Lai, K.W. and Yao, N. and Ioannu, P. and Kourkoumelis, C. and Koutentakis, I. and Manousakis-Katsikakis, A. and Pramantiotis, T. and Resvanis, L. and Vassiliou, M. and Voulgaris, G. and Shen, Q. and Tesarek, R. and Turkington, T. and Delchamps, S. and Haire, M. and Mazur, P.O. and Murphy, C.T. and Rameika, R. and Smith, R. and Spiegel, L. and Turkot, F. and Yang, W. and Etemadi, B. and Guffey, K. and Tucker, W. and Zioulas, G. and Conetti, S. and Kuzminski, J. and Marchionni, A. and Rosati, M. and Simard, A. and Stairs, D. and Rosen, J. and Tzamarias, S. and Judd, D.J. and Wagoner, D.E. and Mao, H. and Shen, O. and Wang, C. and Zhang, N. and Zhang, X. and Jenkins, C.M. and Arenton, M. and Cox, B.", journal = "IEEE Transactions on Nuclear Science", year = "1989", volume = "36", number = "1", pages = "375-379", issn = "0018-9499, 1558-1578", doi = "10.1109/23.34467", abstract = "A trigger processor for the selection of events in which photons of large transverse momentum are detected by a lead and scintillating glass calorimeter was designed, constructed, and operated at interaction rates ranging from 2 kHz to 2 MHz. The system achieved supressions of the raw interaction rate of as much as lx10-5. Raw distributions of tranverse momenta and direct photon event sensitivities are presented from data taken with 300 GeV/c pion and proton beams on a lithium target. © 1989 IEEE" }