The top quark-antiquark pair threshold production at future high energy photon colliders is considered in view of the recent advances in the theoretical description of the nonrelativistic heavy quark dynamics. (C) 2001 Elsevier Science B.V. All rights reserved.
机构:
Inst Res Fundamental Sci IPM, Sch Particles & Accelerators, POB 19395-5531, Tehran, IranInst Res Fundamental Sci IPM, Sch Particles & Accelerators, POB 19395-5531, Tehran, Iran