The metal–insulator Mott transition, which has been extensively studied by means of charge transport, is now detected through the electron spins in a two-dimensional organic conductor.
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Jérome, D. The problem with spins. Nature Phys 5, 864–865 (2009). https://doi.org/10.1038/nphys1452
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DOI: https://doi.org/10.1038/nphys1452
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