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Title: Strain-induced local distortions and orbital ordering in Nd{sub 0.5}Sr{sub 0.5}MnO{sub 3} manganite films

Journal Article · · Physical Review B

We have performed a detailed study of the long-range and local structure of Nd{sub 0.5}Sr{sub 0.5}MnO{sub 3} films of varying thicknesses. The detailed nature of the in-plane and out-of-plane d spacings as a function of film thickness was determined. Comparisons between the local structure about Mn and the long-range structure were made. We found that Mn coordination asymmetry exists in thin films and that it is related to orbital ordering. The results yield a confirmation of models of manganite systems, which suggests that biaxial strain enhances electron localization.

Sponsoring Organization:
(US)
OSTI ID:
40203535
Journal Information:
Physical Review B, Vol. 63, Issue 22; Other Information: DOI: 10.1103/PhysRevB.63.224424; Othernumber: PRBMDO000063000022224424000001; 075122PRB; PBD: 1 Jun 2001; ISSN 0163-1829
Publisher:
The American Physical Society
Country of Publication:
United States
Language:
English