An analytical expression of the asymptotic QED cross-section of four lepton two pair production in gamma gamma collisions

作者：da Silva W; Kapusta F^*

来源：Physics Letters B, 2012, 718(2): 577-578.

DOI：10.1016/j.physletb.2012.11.022

For the first time we have obtained an analytical QED asymptotic formula for the gamma gamma production of two lepton pair with equal or unequal masses.

• 出版日期2012-12-5