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Theory of electron, phonon and spin transport in nanoscale quantum devices

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Figure

Fig. 1. A scattering region is connected to reservoirs trough ballistic leads.Reservoirs have slightly different electrochemical potentials to drive electronsfrom the left to right leads
Fig. 2. From many-body problem to density functional theory DFT. (a) Born-Oppenheimer approximation, Hohenberg-Kohn theorem and Kohn-Sham ansatz,(b) Schematic of the DFT self-consistency process.
Fig. 3. One dimensional (1D) infinite chain. (a) hydrogen atoms in an infinitechain with one orbital per atom, (b) 1D balls and springs, (c,d) electronic andphononic band structures and (e,f) density of states (DOS) of a and b.
Fig. 4. 1D finite chain and ring. The energy levels and corresponding wave functions or orbitals for 1D finite chain and ring
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