Cited by 761Topological Materials and PhenomenaAdvanced Condensed Matter Physics2D Materials and Applications

Comprehensive search for topological materials using symmetry indicators

Open access
Tang, Feng, Po, Hoi Chun, Vishwanath, Ashvin, Wan, Xiangang·2019·Nature

Abstract

Over the past decade, topological materials-in which the topology of electron bands in the bulk material leads to robust, unconventional surface states and electromagnetism-have attracted much attention. Although several theoretically proposed topological materials have been experimentally confirmed, extensive experimental exploration of topological properties, as well as applications in realistic devices, has been restricted by the lack of topological materials in which interference from trivial Fermi surface states is minimized. Here we apply our method of symmetry indicators to all suitable nonmagnetic compounds in all 230 possible space groups. A database search reveals thousands of candidate topological materials, of which we highlight 241 topological insulators and 142 topological crystalline insulators that have either noticeable full bandgaps or a considerable direct gap together with small trivial Fermi pockets. Furthermore, we list 692 topological semimetals that have band crossing points located near the Fermi level. These candidate materials open up the possibility of using topological materials in next-generation electronic devices.

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Crossref · 10.1038/s41586-019-0937-5

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7 of 7 references verified0 citation errors · 0 not checkable

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  • The quantum anomalous Hall insulator state has so far been realized only at very low temperatures below 1 K.

    “However, it has so far been realized only at very low temperatures (<1 K) (330-332).”

    From Transport of Topological Semimetals (2019) · cites this paper as [332]

  • The quantum anomalous Hall insulator state was first experimentally demonstrated in magnetically doped topological insulators.

    “The QAHI state was first experimentally demonstrated in magnetically doped topological insulators (330-332).”

    From Transport of Topological Semimetals (2019) · cites this paper as [332]

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Authors
Tang, F., Po, H. C., Vishwanath, A., & Wan, X.
Affiliations
  • Collaborative Innovation Center of Advanced Microstructures (CN)
  • Harvard University (US)
Corresponding author
Wan, Xiangang
Venue
Nature
Published
2019-02
Volume
566
Issue
7745
Pages
486-489
ISSN
  • 0028-0836 (ISSN-L)
  • 1476-4687
OpenAlex
W2883874761
Cited by
761
References
7
Citations by year
2026: 40 · 2025: 84 · 2024: 101 · 2023: 86 · 2022: 131 · 2021: 130 · 2020: 118 · 2019: 69 · 2018: 2
FWCI
49.25
Type
journal article
Language
en
Open access
Locations
  • Nature (publishedVersion)
  • PubMed (publishedVersion)
  • arXiv (Cornell University) (submittedVersion)
  • Digital Access to Scholarship at Harvard (DASH) (Harvard University) (submittedVersion)
  • Rare & Special e-Zone (The Hong Kong University of Science and Technology) (submittedVersion)
  • RePEc: Research Papers in Economics (submittedVersion)
Topics
  • Physical Sciences › Physics and Astronomy › Atomic and Molecular Physics, and Optics › Topological Materials and Phenomena
  • Physical Sciences › Physics and Astronomy › Condensed Matter Physics › Advanced Condensed Matter Physics
  • Physical Sciences › Materials Science › Materials Chemistry › 2D Materials and Applications
Keywords
topological materials, symmetry indicators, topological insulators, topological crystalline insulators, topological semimetals, space groups, band gap, direct band gap

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