ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The synthesis is a two-step process. In the first step, starting materials are mixed in the correct stoichiometric proportion and heated very slowly to 750 °C in dense, oversized A12O3 crucibles. They are then allowed to react for 16-24 h. All heating, soaking and cooling is carried out ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/338328a0
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