TY - JOUR AU - Culchac, F. J. AU - Del Grande, R. R. AU - Capaz, Rodrigo B. AU - Chico Gómez, Leonor María AU - Morell, E. Suárez PY - 2020 DO - 10.1039/c9nr10830k SN - 2040-3364 UR - https://hdl.handle.net/20.500.14352/130847 T2 - Nanoscale AB - We present electronic structure calculations of twisted double bilayer graphene (TDBG): a tetralayer graphene structure composed of two AB-stacked graphene bilayers with a relative rotation angle between them. Using first-principles calculations, we... LA - eng M2 - 5014 PB - Royal Society of Chemistry KW - Moire superlattices KW - Excitons TI - Flat bands and gaps in twisted double bilayer graphene TY - journal article VL - 12 ER -