%0 Journal Article %T Current non-conservation effects in $\nu$DIS diffraction %A Fiore %A R. %A Zoller %A V. R. %J High Energy Physics - Phenomenology %D 2008 %I %R 10.1063/1.3122200 %X In the neutrino DIS diffraction the charged current non-conservation gives rise to sizable corrections to the longitudinal structure function, $F_L$. These corrections is a higher twist effect enhanced at small-$x$ by the rapidly growing gluon density. The phenomenon manifests itself in abundant production of charm and strangeness by longitudinally polarized W bosons of moderate virtualities $Q^2\lsim m_c^2$. %U http://arxiv.org/abs/0811.2894