ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] We synthesized the materials by solid-state reaction. For the bismuth-based 2222 compounds, Bi2Sr2(Ln1_xCex)2Cu2O10+〉., we ground a mixture of stoichiometric amounts of Bi2O3, SrCO3, Ln2O3 (Ln = Sm, Eu or Gd), CeO2 and CuO and fired it at 900 á°C for 10 h; we then reground it and refired ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/342890a0
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