The authors propose that the off-forward pomeron and odderon amplitudes evolve as the sum and difference, respectively, of the corresponding forward amplitudes evaluated at rescaled momenta.
Small-$x$ evolution of jet quenching parameter
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abstract
Concept of transverse deflection probability of a parton that travels through strongly interacting medium, recently introduced by D'Eramo, Liu and Rajagopal, have been used to derive high energy evolution equation for the jet quenching parameter in stochastic multiple scatterings regime. Jet quenching parameter, ${\hat q}(x)$, appears to evolve with $x$, with an exponent $0.9{\bar \alpha}_s$, which is slightly less than that of $x {\cal G} (x)$ where ${\cal G} (x)$ is the gluon distribution function.
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Small-$x$ evolution of dipole amplitude in momentum space: forward--off-forward correspondence
The authors propose that the off-forward pomeron and odderon amplitudes evolve as the sum and difference, respectively, of the corresponding forward amplitudes evaluated at rescaled momenta.