Inversion symmetry and bulk Rashba effect in methylammonium lead iodide perovskite single crystals

Kyle Frohna; Tejas Deshpande; John Harter; Wei Peng; Bradford A. Barker; Jeffrey B. Neaton; Steven G. Louie; Osman M. Bakr; David Hsieh; Marco Bernardi

doi:10.1038/s41467-018-04212-w

Nature Communications (May 2018)

Inversion symmetry and bulk Rashba effect in methylammonium lead iodide perovskite single crystals

Kyle Frohna,
Tejas Deshpande,
John Harter,
Wei Peng,
Bradford A. Barker,
Jeffrey B. Neaton,
Steven G. Louie,
Osman M. Bakr,
David Hsieh,
Marco Bernardi

Affiliations

Kyle Frohna: Department of Applied Physics and Materials Science, California Institute of Technology
Tejas Deshpande: Department of Physics, California Institute of Technology
John Harter: Department of Physics, California Institute of Technology
Wei Peng: Division of Physical Sciences and Engineering, KAUST Catalysis Center (KCC), King Abdullah University of Science and Technology (KAUST)
Bradford A. Barker: Department of Physics, University of California
Jeffrey B. Neaton: Department of Physics, University of California
Steven G. Louie: Department of Physics, University of California
Osman M. Bakr: Division of Physical Sciences and Engineering, KAUST Catalysis Center (KCC), King Abdullah University of Science and Technology (KAUST)
David Hsieh: Department of Physics, California Institute of Technology
Marco Bernardi: Department of Applied Physics and Materials Science, California Institute of Technology

DOI: https://doi.org/10.1038/s41467-018-04212-w
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 9

Abstract

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The high performance of hybrid perovskite solar cells has attracted significant attention but the nature of the underlying mechanisms remains unclear. Frohna et al. show methylammonium lead iodide perovskite is centrosymmetric, invalidating previous predictions of a large bulk Rashba effect.

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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