This is a breakthrough that opens up many new possibilities. It is an experimenters dream.
Shedding new light on 175-year-old principle: New class of swelling magnets have the potential to energize the world[/size]
http://revolution-green.com/new-class-of-swelling-magnets/
Kind Regards
Mark
Magnetostriction: it reminds me of the Don Smith device with the rotating disc. But it is hard to get out of them how availble the materials are.
http://www.nature.com/nature/journal/v521/n7552/full/nature14459.html
Mark:
This appears to be a real advance in the technology of making magnets. This is another good sign that not all great things have been discovered and, who knows what is around the next corner.
Bill