didymium


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didymium

[dī′dim·ē·əm]
(chemistry)
A mixture of the rare-earth elements praeseodymium and neodymium. Abbreviated Di.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Conservation Unit / altitude Species Frei Caneca Pau Ferro Buraquinho Dois Irmaos 500-750 m 400-600 m 45 m 30-80 m Arcyria cinerea - - + + Didymium anellus - - - + Didymium iridis + + - - Didymium minus - + - - Physarum compressum + + + + Physarum didermoides - - - + Physarum melleum - - - + Physarum sulphureum - - - + Physarum sp.
Sahni, "Crystallization of mixed rare earth (didymium) molybdates in silica gel," Bulletin of Materials Science, vol.
A high purity didymium oxide (a neodymium/praseodymium oxide mix) product is scheduled in June, to be followed by lanthanum oxide and finally a cerium oxide product.
Corticolous Myxomycetes I: Two new species of Didymium. Mycologia, 65:286-294.
The wavelength scale of the spectrophotometer was calibrated with a didymium filter (Hitachi) having sharp absorption bands at 403.0, 529.5, and 586.0 nm.
Didymium was a rare earth element that had been discovered by Mosander some forty years before.
In April 2010, the new company will begin producing 800 tons a year in total of didymium and dysprosium, which will be used as raw material for neodymium-based high-performance magnetic alloys.
Description and culture of a new succulenticolous Didymium (Myxomycetes).