arXiv:1210.7241 [cond-mat.mes-hall]AbstractReferencesReviewsResources Classifications Subjects Themes Keywords 3d topological insulators, surface states, 2d compressibility, scanning single electron transistor microscopy, angle-resolved photoemission spectroscopy measurements Tags journal article Journal Information Publisher Journal Year Month Volume Number Pages DOI URL Miscellaneous Typesetting Pages Language License Submit Reset