Abstract

We investigate the thermodynamics properties of mesoscopicquantum nanowire devices, such as the effect of electron-phononrelaxation time, Peltier coefficient, carrier concentration,frequency of this field, and channel width. The influence oftime-varying fields on the transport through such device has been takeninto consideration. This device is modelled as nanowires connecting totwo reservoirs. The two-dimensional electron gas in a GaAs–AlGaAsheterojunction has a Fermi wave length which is a hundred times largerthan that in a metal. The results show the oscillatory behaviour ofdependence of the thermo power on frequency of the induced field. Theseresults agree with the existing experiments and may be important forelectronic nanodevices.

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