PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33188210-3 2020 Here we show that, in graphene-on-boron-nitride superlattices, Brown-Zak fermions can exhibit mobilities above 106 cm2 V-1 s-1 and the mean free path exceeding several micrometers. boron nitride 34-47 mitogen-activated protein kinase kinase kinase 20 Homo sapiens 69-72