Tunable correlated states and spin-polarized phases in twisted bilayer–bilayer graphene
Sign Up to like & getrecommendations! Published in 2020 at "Nature"
DOI: 10.1038/s41586-020-2260-6
Abstract: The recent discovery of correlated insulator states and superconductivity in magic-angle twisted bilayer graphene 1 , 2 has enabled the experimental investigation of electronic correlations in tunable flat-band systems realized in twisted van der Waals… read more here.
Keywords: correlated states; bilayer graphene; twisted bilayer; tunable correlated ... See more keywords
Tunable correlated-electron phases in (111) LaAlO3/SrTiO3 band insulator heterostructures
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.95.245120
Abstract: Density functional theory calculations reveal the existence of different correlated-electron ground states in (111)-oriented n-type LaAlO_(3)/SrTiO_(3) symmetric superlattices. They can be tuned by selecting the SrTiO3 thickness, and range from a trivial metal for thick… read more here.
Keywords: srtio3; correlated electron; band; srtio ... See more keywords