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Showing 1 to 1 of 1 for “"far-infrared lattice mode"”.
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Superlattice formation in group IV-B transition metal dichalcogenides
… is observed above T. An optically active far-infrared lattice mode is observed which c breaks up into several additional modes below the phase transition. In the infrared study, there is a dramatic shift in the Drude edge as well as new absorption peaks at low temperature. These observed …