Effect of Symmetry Breaking on Electronic Band Structure: Gap Opening at the High Symmetry Points

Autor: Guillaume Vasseur, Yannick Fagot-Revurat, Bertrand Kierren, Muriel Sicot, Daniel Malterre

Publikováno v: Symmetry, Vol 5, Iss 4, Pp 344-354 (2013)

Some characteristic features of band structures, like the band degeneracy at high symmetry points or the existence of energy gaps, usually reflect the symmetry of the crystal or, more precisely, the symmetry of the wave vector group at the relevant p

Externí odkaz: https://doaj.org/article/3fc320d88ead43daa0c33d2262826e21

The (110) and (320) surfaces of a Cantor alloy

Autor: Jaafar Ghanbaja, Michael Feuerbacher, M. Podlogar, Muriel Sicot, M.-C. de Weerd, Sašo Šturm, C. Thomas, Julian Ledieu, Sylvie Migot, Vincent Fournée

Publikováno v: Acta Materialia
Acta Materialia, Elsevier, 2021, 209, pp.116790. ⟨10.1016/j.actamat.2021.116790⟩
Acta materialia 209, 116790-(2021). doi:10.1016/j.actamat.2021.116790

The (110) and (320) surfaces of the single-phase FeCrMnNiCo solid solution have been studied on two adjacent millimeter size grains using surface science and transmission electron microscopy (TEM) techniques. The structural and chemical evolutions of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f1ed53abc679a7e63b2948f966afbee
https://hal.archives-ouvertes.fr/hal-03390321/document

Dispersing and semi-flat bands in the wide band gap two-dimensional semiconductor bilayer silicon oxide

Autor: Pascal Pochet, Yannick J. Dappe, Johann Coraux, Patrick Le Fèvre, Luc Moreau, J. C. Alvarez-Quiceno, François Bertran, César González, Muriel Sicot, Bertrand Kierren, Julien E. Rault, Thomas Pierron, Geoffroy Kremer, Yannick Fagot-Revurat

Publikováno v: 2D Materials
2D Materials, IOP Publishing, 2021, 8 (3), pp.035021. ⟨10.1088/2053-1583/abf715⟩
2D Materials, 2021, 8 (3), pp.035021. ⟨10.1088/2053-1583/abf715⟩

Epitaxial bilayer silicon oxide is a transferable two-dimensional material predicted to be a wide band gap semiconductor, with potential applications for deep UV optoelectronics, or as a building block of van der Waals heterostructures. The prerequis

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ed5c6859d6652ebf1d7eeeb5e0dfde9f

Growth, morphology and electronic properties of epitaxial graphene on vicinal Ir(332) surface

Autor: François Nicolas, Daniel Malterre, Antonio Tejeda, A. Taleb-Ibrahimi, Stefan Kubsky, Arlensiú Celis, Muriel Sicot, Maya N. Nair

Publikováno v: Nanotechnology
Nanotechnology, Institute of Physics, 2020, 31 (28), pp.285601. ⟨10.1088/1361-6528/ab866a⟩

International audience; Superlattice induced minigaps in graphene band structure due to underlying one-dimensional nanostructuration has been demonstrated. A superperiodic potential can be introduced in graphene if the substrate is periodically struc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::747dce1893b87e6722459f532918710c
https://hal.archives-ouvertes.fr/hal-03323068/document

Electronic Structure of Heavy Halogen Atoms Adsorbed on the Cu(111) Surface: A Combined ARPES and First Principles Calculations Study

Autor: Bertrand Kierren, Sarah Xing, Geoffroy Kremer, Julien E. Rault, Giorgio Contini, Yannick Fagot-Revurat, Sébastien Lebègue, Daniel Malterre, Won June Kim, Patrick Le Fèvre, François Bertran, Muriel Sicot, Dario Rocca

Publikováno v: Journal of Physical Chemistry C
Journal of Physical Chemistry C, American Chemical Society, 2019, 123 (43), pp.26309-26314. ⟨10.1021/acs.jpcc.9b07057⟩
Journal of physical chemistry. C 123 (2019): 26309–26314. doi:10.1021/acs.jpcc.9b07057
info:cnr-pdr/source/autori:Kim, Won June; Xing, Sarah; Kremer, Geoffroy; Sicot, Muriel; Kierren, Bertrand; Malterre, Daniel; Contini, Giorgio; Rault, Julien; Le Fevre, Patrick; Bertran, Francois; Rocca, Dario; Fagot-Revurat, Yannick; Lebegue, Sebastien/titolo:Electronic Structure of Heavy Halogen Atoms Adsorbed on the Cu(111) Surface: A Combined ARPES and First Principles Calculations Study/doi:10.1021%2Facs.jpcc.9b07057/rivista:Journal of physical chemistry. C/anno:2019/pagina_da:26309/pagina_a:26314/intervallo_pagine:26309–26314/volume:123

International audience; By means of angle-resolved photoemission spectroscopy and density functional theory calculations, we investigate the electronic structure of a Br or I atom overlayer on the Cu(111) surface produced by the well-known Ullmann co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::10043ceffec60060f3e4c3dd123c91e9
https://hal.archives-ouvertes.fr/hal-02345890