TitleTopological States on Interfaces Protected by Symmetry
Author(s)Takahashi, Ryuji
PublicationTokyo, Springer Japan, 2015.
DescriptionXII, 90 p. 40 illus., 6 illus. in color : online resource
Abstract NoteIn this book, the author theoretically studies two aspects of topological states. First, novel states arising from hybridizing surface states of topological insulators are theoretically introduced. As a remarkable example, the author shows the existence of gapless interface states at the interface between two different topological insulators, which belong to the same topological phase. While such interface states are usually gapped due to hybridization, the author proves that the interface states are in fact gapless when the two topological insulators have opposite chiralities. This is the first time that gapless topological novel interface states protected by mirror symmetry have been proposed. Second, the author studies the Weyl semimetal phase in thin topological insulators subjected to a magnetic field. This Weyl semimetal phase possesses edge states showing abnormal dispersion, which is not observed without mirror symmetry. The author explains that the edge states gain a finite velocity by a particular form of inversion symmetry breaking, which makes it possible to observe the phenomenon by means of electric conductivity
ISBN,Price9784431555346
Keyword(s)1. EBOOK 2. EBOOK - SPRINGER 3. Interfaces (Physical sciences) 4. Materials???Surfaces 5. Phase transitions (Statistical physics) 6. Phase Transitions and Multiphase Systems 7. SOLID STATE PHYSICS 8. Strongly Correlated Systems, Superconductivity 9. SUPERCONDUCTIVITY 10. SUPERCONDUCTORS 11. Surface and Interface Science, Thin Films 12. Surfaces (Physics) 13. Surfaces and Interfaces, Thin Films 14. THIN FILMS
Item TypeeBook
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Accession#  Call#StatusIssued ToReturn Due On Physical Location
I07081     On Shelf