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Local studies of the ferromagnetic ordering temperature suppression in SrRuO3

2002/10/01 by Z. H. Han, J. I. Budnick, M. Daniel +7
Physics and Astronomy · #cond-mat.str-el #cond-mat.mtrl-sci

paper · pdf

published as Acta Physica Polonica B, 34 (2003) 1571-1574 · 4 pages, 1 figure, in press for Acta Physica Polonica B, Proceedings of the International Conference on Strongly Correlated Electron Systems SCES'02, July 10-13 2002, Krakow, Poland

arxiv created 2002/10/01 · arxiv updated 2009/11/30

Abstract

In order to gain insight into suppression of the ferromagnetic ordering temperature, local studies utilizing 99,101Ru zero-field spin-echo NMR, along with complimentary magnetization, high-angle x-ray diffraction, and Ru K-edge XAFS measurements, have been carried out on samples of SrRuO3 annealed at both "ambient" (atmospheric) pressure and "high-pressure" oxygen (600 atm). For the "high pressure" sample, the results indicate structural disorder and the existence of some vacancies on the Ru sites, along with a reduced magnetic ordering temperature.

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