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Nuclear EMC effect through <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mover accent="true"><mml:mi mathvariant="normal">Λ</mml:mi><mml:mo>¯</mml:mo></mml:mover><mml:mo>/</mml:mo><mml:mi mathvariant="normal">Λ</mml:mi></mml:mrow></mml:math> production in semi-inclusive deep-inelastic scattering processes

Nuclear EMC effect through <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mover accent="true"><mml:mi mathvariant="normal">Λ</mml:mi><mml:mo>¯</mml:mo></mml:mover><mml:mo>/</mml:mo><mml:mi mathvariant="normal">Λ</mml:mi></mml:mrow></mml:math> production in semi-inclusive deep-inelastic scattering processes

We calculate $\mathrm{\ensuremath{\Lambda}}$ and $\overline{\mathrm{\ensuremath{\Lambda}}}$ hadron production cross sections in charged lepton semi-inclusive deep-inelastic scattering off nuclear target ($A$, using iron $\mathrm{Fe}$ as an example) and deuteron ($D$) target. The results show that the ratio $({\overline{\mathrm{\ensuremath{\Lambda}}}}^{A}/{\mathrm{\ensuremath{\Lambda}}}^{A})/({\overline{\mathrm{\ensuremath{\Lambda}}}}^{D}/{\mathrm{\ensuremath{\Lambda}}}^{D})$ is sensitive to the sea quark content of the nucleus. We adopt three different …