Nonsymmorphic Symmetries in Topological Materials
We discovered a class of new topological semimetal states in non-symmorphic crystals. A Topological classification of non-symmorphic band structures was developed and applied to WTe2 and the family of ZrSiX (X = S,Se,Te) compounds.
Selected Publications
Muechler, L., Topp, A., Queiroz, R., Krivenkov, M., Varykhalov, A., Cano, J., Ast, C. R. & Schoop, L. M. Modular Arithmetic with Nodal Lines: Drumhead Surface States in ZrSiTe. Phys. Rev. X 10, 011026 (2020).
Ok, S., Muechler, L., Di Sante, D., Sangiovanni, G., Thomale, R. & Neupert, T. Custodial glide symmetry of quantum spin Hall edge modes in monolayer WTe2. Phys. Rev. B 99, 121105 (2019).
Muechler, L., Alexandradinata, A., Neupert, T. & Car, R. Topological Nonsymmorphic Metals from Band Inversion. Phy. Rev. X 6, 041069 (2016)