Perturbative QCD calculation of jet cross sections in e+e− annihilation |
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| Authors: | JAM Vermaseren KJF Gaemers SJ Oldham |
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| Institution: | CERN, Geneva, Switzerland;NIKHEF-H, Amsterdam, The Netherlands |
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| Abstract: | We calculate the αs2 to three-jet cross sections in e+e? annihilation in a scheme that uses regulator masses for the infrared and collinear divergences. Using various methods to define the three-jet region, we find that the corrections to the O(αs) cross sections are large. |
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