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Adel","submitted_at":"1996-12-26T16:35:29Z","abstract_excerpt":"We show how the sum of a hard singularity, $F_{2H}(x,Q^2_0)\\sim x^{-\\lambda}$ and a soft Pomeron $F_{2P}(x,Q^2_0)\\sim Const.$ for the singlet piece of the structure function $F_{2S}=F_{2H}+F_{2P}$ for $Q_0^2\\sim a few GeV^2$, plus a saturating expression for the strong coupling, $\\tilde{\\alpha}_s(Q^2)=4\\pi/\\beta_0 log[(Q^2+\\Lambda^2)/\\Lambda^2]$ give an excellent description of experiment\n  i) For small Q^2, $0\\lsim Q^2\\leq 8.5 GeV^2$, and\n  ii) For large Q^2, $10\\lsim Q^2\\leq 1 500 GeV^2$ if evolved with QCD. The x range is $6\\times10^{-6}\\lsim x \\lsim 0.04$. 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