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Investigations of atomic structure and bonding at domain boundaries in bulk La0.5Eu0.2Sr0.3MnO3

✍ Scribed by Sun, B. Z. ;He, L. L. ;Luo, F. ;Yan, C. H.


Publisher
John Wiley and Sons
Year
2005
Tongue
English
Weight
178 KB
Volume
202
Category
Article
ISSN
0031-8965

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✦ Synopsis


Abstract

The article [1] featured on the cover of this issue investigates the formation of the orthorhombic phase and 120° large‐angle orientation domains in bulk La~0.7~Sr~0.3~MnO~3~ compound doped with Eu. The cover picture is a transmission electron microscopy image of the domain boundaries of this phase. Insets show the composite [012] zone electron diffraction pattern (bottom right) and diffraction patterns from the single domains. The 120° rotational symmetry originates from the three‐fold axis of the high‐temperature pseudo‐cubic phase.

The first author is a Ph. D. candidate in the Institute of Metal Research of the Chinese Academy of Sciences, working on microstructural characterization on the atomic scale for colossal magnetoresistance materials.

This issue does also contain an important Rapid Research Letter contribution by Cai and Sandhage [2] on the shape‐preserving reactive conversion of biosilica shell surfaces of diatoms, a topic at the interface of materials and biological sciences.


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