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A magnetic bendable data-storage device

A new magnetic recordinf device where information is cloaked, virtually unerasable and bendable. The device can store information as the magnetic band or a barcode or even more advanced magnetic memories. Once written the  information is unalterable and cloaked.


New electrodes for calcium batteries

New active materials for calcium-based secondary (rechargeable) batteries. They can be used as positive electrodes and enable a cell voltage > 3V coupled to calcium metal negative electrodes and organic oelectrolyte solutions.