Basu, R; Bhattacharjee, P
(The American Physical Society, 2004-07)
We analyze the uncertainties involved in obtaining the injection spectra of UHECR particles in the top-down scenario of their origin. We show that the Dokshizer-Gribov-Lipatov-Altarelli-Parisi (DGLAP) Q/Sup2 evolution of ...