The role of positron polarization for the inital $250$ GeV stage of the International Linear Collider

Keisuke Fujii, Christophe Grojean, Michael E. Peskin +22

The International Linear Collider is now proposed with a staged machine design, with the first stage at $\sqrt{s}=$~250 GeV and an integrated luminosity goal of 2~ab${}^{-1}$. One of…