Atomic force microscopy 1 Current voltage 1 Electrical and structural properties 1 Esters 1 Fabrication 1 Field effects transistors 1 Gate dielectrics 1 High-k dielectric 1 Low temperature spin coating 1 Magnetic semiconductors 1 Nanocomposite dielectrics 1 Nanocomposites 1 Organic field effect transistors P-type 1 Poly(3-hexylthiophene-2 ,5-diyl) 1 Temperature 1 Thermoelectric equipment 1 Threshold voltage 1 Titanium dioxide 1 Transistors 1