Open AccessIs the edge states energy spectrum of a 2D topological insulator linear?
Author(s) -
M. V. Éntin,
M. M. Mahmoodian,
L. I. Magarill
Publication year - 2018
Publication title -
fizika i tehnika poluprovodnikov
Language(s) - English
Resource type - Journals
eISSN - 1726-7315
pISSN - 0015-3222
DOI - 10.21883/ftp.2018.04.45833.22
Subject(s) - linearity , topological insulator , energy spectrum , insulator (electricity) , enhanced data rates for gsm evolution , topology (electrical circuits) , spectrum (functional analysis) , statistical physics , physics , mathematics , condensed matter physics , computer science , quantum mechanics , telecommunications , combinatorics , optoelectronics
The linearity of the edge states spectrum in a 2D topological insulator, important for various transport phenomena, is studied. Different edge state models are examined. It is found that, in some of them, the linearity is perfect, while, in others, the linearity is approximate.