A-dependence of Fast-particle Spectra in + =k + =p Interactions with Al and Au Targets at 250 Gev/c Ehs/na22 Collaboration
semanticscholar(2007)
摘要
The A-dependence of charged-particle spectra in + , K + and p interactions with Al and Au targets at 250 GeV/c are presented and compared to predictions of the Quark-Gluon String Model (QGSM). Diierences in A-dependence are observed in the spectra for meson and proton projectiles. The extrapolation of the leading-particle spectrum to an energy of 10 TeV in the framework of the QGSM shows that the inelasticity of hadron-nucleus interactions increases with increasing energy. This result is connrmed in a comparison to cosmic-ray experiments.
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