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Phys. Rev. B 71, 212102 (2005) [4 pages]

Electronic properties of structural twin and antiphase boundaries in materials with strong electron-lattice couplings

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K. H. Ahn*, T. Lookman, A. Saxena, and A. R. Bishop
Theoretical Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, USA

Received 2 August 2004; revised 31 January 2005; published 10 June 2005

Using a symmetry-based atomic scale theory of lattice distortions, we demonstrate that elastic textures, such as twin and antiphase boundaries, can generate intricate electronic heterogeneities in materials with strong electron-lattice coupling, as observed in perovskite manganites and other functional electronic materials.

© 2005 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevB.71.212102
DOI:
10.1103/PhysRevB.71.212102
PACS:
73.20.−r, 61.72.−y, 68.35.−p, 74.81.−g

*Present address: Advanced Photon Source, Argonne National Laboratory, Argonne, IL 60439. Email: kenahn@aps.anl.gov