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research team saves information on a single molecule

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research team saves information on a single molecule

the images from the scanning tunnelling microscope (stm) show the three different states of the molecule, which correspond to a trinary code for encrypting information: in a highly magnetic state (left), in a low magnetic state with atoms that have moved closer together (middle) and in an equally low magnetic state but turned by 45 degrees (right). credit: manuel gruberover the past few years, the building blocks of storage media have become ever smaller. but further miniaturization of the current technology is hindered by fundamental limits of quantum mechanics. a new approach consists of using so-called spin-crossover molecules as the smallest possible storage unit. similar to normal hard drives, these special molecules can save informat...