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Cited by 528

The DOI matches its Crossref record; 59 of the 59 references it cites were found in a registry or an index.

Higher-order topological insulators and superconductors protected by inversion symmetry

Open access
Khalaf, Eslam·2018·Physical Review B

Abstract

Here, higher-order topological insulators and superconductors protected by inversion symmetry are investigated. These phases are characterized by gapped bulk and surface with gapless modes confined to hinges or corners of the sample. Such surface states can be understood as topological defects that are globally stabilized by inversion. They can be built using a layer construction that embeds a standard topological insulator/superconductor into a higher dimension by symmetrically adding to it copies of itself. Using this procedure, a complete classification of such states in any dimension is obtained and several examples for possible physical realizations are provided.

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Crossref · 10.1103/physrevb.97.205136

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Metadata

Authors
Khalaf, E.
Venue
Physical Review B
Published
2018-05-25
Volume
97
Issue
20
ISSN
  • 2469-9950 (ISSN-L)
  • 2469-9969
OpenAlex
W2787634402
Cited by
528
References
59
FWCI
30.96
Type
journal article
Language
en
Open access
green

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