Charge transfer drives anomalous phase transition in ceria

He Zhu; Chao Yang; Qiang Li; Yang Ren; Joerg C. Neuefeind; Lin Gu; Huibiao Liu; Longlong Fan; Jun Chen; Jinxia Deng; Na Wang; Jiawang Hong; Xianran Xing

doi:10.1038/s41467-018-07526-x

Nature Communications (Nov 2018)

Charge transfer drives anomalous phase transition in ceria

He Zhu,
Chao Yang,
Qiang Li,
Yang Ren,
Joerg C. Neuefeind,
Lin Gu,
Huibiao Liu,
Longlong Fan,
Jun Chen,
Jinxia Deng,
Na Wang,
Jiawang Hong,
Xianran Xing

Affiliations

He Zhu: Beijing Advanced Innovation Center for Materials Genome Engineering, Department of Physical Chemistry, University of Science and Technology Beijing
Chao Yang: School of Aerospace Engineering, Beijing Institute of Technology
Qiang Li: Beijing Advanced Innovation Center for Materials Genome Engineering, Department of Physical Chemistry, University of Science and Technology Beijing
Yang Ren: X-Ray Science Division, Argonne National Laboratory
Joerg C. Neuefeind: Chemical and Engineering Materials Division, Oak Ridge National Laboratory
Lin Gu: Beijing National Laboratory for Condensed Matter Physics, Chinese Academy of Science
Huibiao Liu: Institute of Chemistry, Chinese Academy of Sciences
Longlong Fan: Beijing Advanced Innovation Center for Materials Genome Engineering, Department of Physical Chemistry, University of Science and Technology Beijing
Jun Chen: Beijing Advanced Innovation Center for Materials Genome Engineering, Department of Physical Chemistry, University of Science and Technology Beijing
Jinxia Deng: Beijing Advanced Innovation Center for Materials Genome Engineering, Department of Physical Chemistry, University of Science and Technology Beijing
Na Wang: Beijing Advanced Innovation Center for Materials Genome Engineering, Department of Physical Chemistry, University of Science and Technology Beijing
Jiawang Hong: School of Aerospace Engineering, Beijing Institute of Technology
Xianran Xing: Beijing Advanced Innovation Center for Materials Genome Engineering, Department of Physical Chemistry, University of Science and Technology Beijing

DOI: https://doi.org/10.1038/s41467-018-07526-x
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 8

Abstract

Read online

Nanosized ceria has conventionally been thought to have a cubic fluorite structure. Here, the authors use a combination of experiments and simulations to show that oxygen vacancies in ceria promote a charge-transfer induced phase transition from tetragonal to cubic.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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