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Title. Electrical Transport Through Single Molecules. R. Liu, S.-H. Ke, W. Yang, and H. Baranger, Duke University Thanks to exeperimentalists S. Getty, M. Fuhrer, and L. Sita, U. Maryland. Conductance? I-V curve? e-e interactions? Vibrations? Devices?.
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Title Electrical Transport Through Single Molecules R. Liu, S.-H. Ke, W. Yang, and H. Baranger, Duke University Thanks to exeperimentalists S. Getty, M. Fuhrer, and L. Sita, U. Maryland Conductance?I-V curve?e-e interactions?Vibrations?Devices? ferrocene moiety in an OPE molecule with Au leads experiment: electromigrated nanogap + organic molecule measure I-V curve theory: density functional theory electronic structure + single-particle transmission
Conductance of Fc-OPE: Experiment & Calculation Fcene: calc Comp. Tech. resonance at Fermi energy Control: 5-ring OPE – expt: no conduction – theory: conducts! need improved treatment of e-e interactions… (xc-potential)