Crossref journal-article
Springer Science and Business Media LLC
Journal of Materials Research (297)
Abstract

High-quality bulk REBa2Cu3O7−x (RE = Y,Eu,Gd,Nd,La) was synthesized by a solution method. Stoichiometric amounts of yttrium, barium, and copper acetates were dissolved in glacial acetic acid. The acid was boiled away leaving a glassy acetate precursor. This precursor has shown amorphous scattering in XRD, a phenomenon consistent with atomic level mixing of reactants. The glassy precursor was subsequently heat-treated with a 5 °C/min ramp to 900 °C and a 2 h soak at 900 °C in air. The final product was obtained after heat treatment under oxygen at 550 °C with slow cooling to room temperature. Final products were analyzed by XRD, SEM, and four probe de-resistivity measurements. The mechanism of both precursor and product formation was examined through substitution studies and XRD. It was found that a combination of a rare earth acetate, barium acetate, and acetic acid was necessary for the formation of an amorphous precursor.

Bibliography

McHale, J., Myer, G. H., & Salomon, R. E. (1995). Simplified preparation of REBa2Cu3O7−x via the acetate method. Journal of Materials Research, 10(1), 1–6.

Authors 3
  1. J. McHale (first)
  2. G.H. Myer (additional)
  3. R.E. Salomon (additional)
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Dates
Type When
Created 17 years, 11 months ago (Sept. 27, 2007, 8:23 a.m.)
Deposited 4 years, 6 months ago (Feb. 24, 2021, 4:53 p.m.)
Indexed 1 year, 6 months ago (Feb. 2, 2024, 12:24 p.m.)
Issued 30 years, 7 months ago (Jan. 1, 1995)
Published 30 years, 7 months ago (Jan. 1, 1995)
Published Online 14 years, 5 months ago (March 3, 2011)
Published Print 30 years, 7 months ago (Jan. 1, 1995)
Funders 0

None

@article{McHale_1995, title={Simplified preparation of REBa2Cu3O7−x via the acetate method}, volume={10}, ISSN={2044-5326}, url={http://dx.doi.org/10.1557/jmr.1995.0001}, DOI={10.1557/jmr.1995.0001}, number={1}, journal={Journal of Materials Research}, publisher={Springer Science and Business Media LLC}, author={McHale, J. and Myer, G.H. and Salomon, R.E.}, year={1995}, month=jan, pages={1–6} }