Dysprosium Metal is an important additive for NdFeB permanent magnets to raise the Curie temperature and improve temperature coefficiency. Another most promising use of high purity Dysprosium Metal is in the magnetostrictive alloy TEFENOL-D. There are also other applications for some special master alloys.
Formula Dy
CAS No. 7429-91-6
Molecular Weight 162.5
Appearance Silvery
Stability Moderately reactive in air Ductibility Good
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