Simple parameterization of nuclear attenuation data

dc.creatorAkopov, N.
dc.creatorGrigoryan, L.
dc.creatorAkopov, Z.
dc.date2007-03-12
dc.date.accessioned2026-07-07T12:16:53Z
dc.date.available2026-07-07T12:16:53Z
dc.descriptionBased on the nuclear attenuation data obtained by the HERMES experiment on nitrogen and krypton nuclei, it is shown that the nuclear attenuation $R_M^{h}$ can be parametrised in a form of a linear polynomial $P_1=a_{11}$ + $τa_{12}$, where $τ$ is the formation time, which depends on the energy of the virtual photon $ν$ and fraction of that energy $z$ carried by the final hadron. Three widely known parameterizations for $τ$ were used for the performed fit. The fit parameters $a_{11}$ and $a_{12}$ do not depend on $ν$ and $z$.
dc.identifierhttps://arxiv.org/abs/hep-ph/0703124
dc.identifierhttp://arxiv.org/abs/hep-ph/0703124
dc.identifierPhys.Rev.C76:065203,2007
dc.identifierdoi:10.1103/PhysRevC.76.065203
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/211944
dc.subjectHigh Energy Physics - Phenomenology
dc.titleSimple parameterization of nuclear attenuation data
dc.typetext

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