%0 Conference Proceedings %B Proceedings of the MRS Fall Meeting 2011 %D 2011 %T Tunability of the critical width of a 2D Topological Insulator %A Sengupta, Parijat %A Tan, Yaohua %A Kubis, Tillmann C %A Povolotskyi, Michael %A Klimeck, Gerhard %C Boston, MA %Z Presented at MRS Fall Meeting 2011, SYMPOSIUM L, Boston, MA