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preprints:2004:ttp04-09 [2016/03/17 11:03] (current)
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 +====== TTP04-09 Two-Loop Sudakov Form Factor in a Theory with Mass Gap ====== 
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 +   <​hidden TTP04-09 ​ Two-Loop Sudakov Form Factor in a Theory with Mass Gap > The two-loop Sudakov form factor is computed in a $U(1)$ model with a massive gauge 
 + boson and a $U(1)\times U(1)$ model with mass gap. We analyze the result  
 + in the context of  hard and infrared evolution equations and establish 
 + a matching ​ procedure which relates the  theories with and without  
 + mass gap setting ​ the stage for the complete calculation of the  dominant  
 + ​two-loop corrections to electroweak processes at high energy. 
 + </​hidden>​ 
 +|**Bernd Feucht, Johann H. K\"​uhn,​ Alexander A. Penin, Vladimir A. Smirnov** ​ |  
 +|**  Phys. Rev. Lett.  93 101802 2004  **  | 
 +| {{preprints:​2004:​ttp04-09.pdf|PDF}} {{preprints:​2004:​ttp04-09.ps|PostScript}} [[http://​arxiv.org/​abs/​hep-ph/​0404082|arXiv]] ​  | 
 +| |