Top quark threshold production in $\gamma \gamma$ collisions: current theoretical issues

Abstract

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.

6 pages LaTeX, talk presented at the International Workshop on High Energy Photon Colliders DESY, Hamburg, Germany, June 14-17, 2000

References in corpus (5)

• Ultrasoft Effects in Heavy-Quarkonium Physics
• The Heavy Quarkonium Spectrum at Order $m{\alpha }_s^5\ln {\alpha }_s$
• Order alpha^3 ln(1/alpha) Corrections to Positronium Decays
• Order alpha_s^3 ln^2(1/alpha_s) Corrections to Heavy-Quarkonium Creation and Annihilation
• alpha^2 corrections to parapositronium decay