Das, Saurya; Dasgupta, Arundhati; Ramadevi, P.; Sarkar, Tapobrata
(Elsevier BV North HollandInstitute of Mathematical Sciences (India)International Centre for Theoretical PhysicsTata Institute of Fundamental Research, 1988)
We consider the gravitational scattering of point particles in four dimensions, at Planckian centre of mass energy and low
momentum transfer, or the eikonal approximation. The scattering amplitude can be exactly computed ...