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\bibitem{Lu_etal2017} {\textquotedblleft}\textit{Impact of layer alignment on the behavior of MoS$_{2}$-ZrS$_{2}$ tunnel field-effect transistors : an ab initio study}{\textquotedblright}. Lu AKA, Houssa M, Luisier M, Pourtois G, Physical review applied \textbf{8}, 034017 (2017).   http://doi.org/10.1103/PHYSREVAPPLIED.8.034017

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