Atomically thin magnetic device could lead to new memory technologies

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A depiction of the crystal structure of chromium triiodide (CrI3), with chromium atoms shown in purple and iodine atoms in yellow. The black arrows represent the electron “spins,” which are analogous to tiny bar magnets. (Tiancheng Song)

Magnetic materials are the backbone of modern digital information technologies, such as hard-disk storage. A University of Washington-led team has now taken this one step further by encoding information using magnets that are just a few layers of...

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Xiaodong Xu
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