G . P. TRIBERIS HOME PAGE

"Theory Group for the Study of Low Dimensional Structures"
University of Athens (Greece)
Dept. of Physics
Solid State Section

Prof. G.P.Triberis

RESEARCH INTERESTS

1. QUANTUM WELLS

Electron States and Hole States, Temperature dependence of the Electron and Hole States, Electron and Hole Mobility, Non-papabolicity Effects, Interband transitions in AlGaAs/GaAs/AlGaAs and Si/SiGe/Si Strained Quantum Wells

2. QUANTUM WIRES

V-shaped Quantum Wires : Electron and Hole States, Analysis of the PL and the Micro-PL Spectra, Cartography of the Interface Roughness, Mobility

3. QUANTUM DOTS

Single-Particle States, The Excitonic Problem, Near-Field Absorption Spectra-Spatial Resolution, Application to Single QDs: Spatial Confinement-vs-Magnetic Field orientation and Magnitude, Single QD in Ideal Configuration: The influence of the Coulomb Interaction, Influence of Higher Magnetic Fields, Double QD with Soft Barrier, Ground State Exciton Binding, Photoluminescene

4. QUANTUM HALL EFFECT

Electrical and Thermal Transport Of Composite fermions, Parallel Conduction, Resistivity around v= ½ and v=3/2, Thermopower around v=1/2, The Wiedemann- Franz Law in the Integer QHE regime

5. CHARGE TRANSFER IN DNA-1D TRANSPORT

Temperature and Field Dependence of the Electrical Conductivity in 1D, Correlation effects, Interpretation of experimental findings, Character of the charge carriers.

6. TRANSPORT PROPERTIES OF AMORPHOUS
MATERIALS

Percolation theory, Small polaron transport, Electrical conductivity, Thermoelectric power.