The rare earths have a unique place among the elements. Although very much alike chemically and in most phy~ical properties they each have very different and st

Rare-earth intermetallics, also known as lanthanide elements, play an important role in the study of magnetic materials and the development of semi- and super-c

During the last decades the knowledge of the magnetic properties of the d transition elements and of their metallic alloys and compounds has increased widely. T