On the problem of Dirac cones in fullerenes on gold-Reference-Cited by-同舟云学术

On the problem of Dirac cones in fullerenes on gold

Published:2022 Issue:25 Volume:14 Page:9124-9133
ISSN:2040-3364
Container-title:Nanoscale
language:en
Short-container-title:Nanoscale

Author:

Krivenkov M.¹^ORCID,Marchenko D.¹^ORCID,Sajedi M.¹^ORCID,Fedorov A.¹²³,Clark O. J.¹^ORCID,Sánchez-Barriga J.¹^ORCID,Rienks E. D. L.¹^ORCID,Rader O.¹^ORCID,Varykhalov A.¹^ORCID

Affiliation:

1. Helmholtz-Zentrum Berlin für Materialien und Energie, BESSY II, Albert-Einstein-Str. 15, 12489 Berlin, Germany

2. IFW Dresden, Helmholtzstr. 20, 01069 Dresden, Germany

3. Joint Laboratory ‘Functional Quantum Materials’ at BESSY II, 12489, Berlin, Germany

Abstract

There are Dirac cone-like features in ARPES spectra of C60 on Au(111). We argue that their origin is not artificial graphene, but umklapp diffraction of surface electronic bands of Au on the molecular grid of C60 in the final state of photoemission.

Funder

Helmholtz-Gemeinschaft

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science

Link

http://pubs.rsc.org/en/content/articlepdf/2022/NR/D1NR07981F

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