Fyzikální ústav Akademie věd ČR

Thermoelectric properties of molecular junctions

Seminar Tuesday, 14/01/2014 10:00 - 11:00

Speakers: Victor M. García-Suárez (Departamento de Física, Universidad de Oviedo & CINN, Spain)
Place: Cukrovarnická 10, building A, library, 1st floor
Organisers: Department of Thin Films and Nanostructures

I present general expressions for the low-temperature thermoelectric coefficients of atomic junctions. These results are used to analyze general trends in the thermoelectric properties of atomic and molecular junctions. In particular, I study the Seebeck coefficient and figure of merit of a series of molecular wires made of porphyrin units with different metallic atoms in the core. I show how these coefficients depend upon the specific electronic structure of the metallic atom and its coupling to the molecular wire.

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