A Four-Stroke Engine for Atoms

Switching something on and off again usually takes it back into its original state. A new magnetic material, however, has to be switched four times, while the spin of atoms moves once in a circle. ...

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Wien , Austria , Andrei Pimenov , Institute Of Solid State Physics , Solid State Physics , Spin , Atoms , Magnetic Materials , Gadolinium , Anganese , Crystals ,