TK Electrical engineering. Electronics Nuclear engineering 23 III-V semiconductors 12 Semiconductor materials 11 Scanning electron microscopy 10 Semiconductor doping 10 Energy gap 9 Substrates 9 Optical properties 8 Density functional theory 7 Semiconductor quantum dots 7 Silicon 7 Field emission microscopes 6 Field emission scanning electron microscopy 6 Nanocrystals 6 QC Physics 6 Gallium nitride 5 Photoluminescence 5 Charge transfer 4 Chlorine compounds 4 Electrons 4 Energy 4 Graphene 4 II-VI semiconductors 4 Morphology 4 Optoelectronic devices 4 Surface morphology 4 Synthesised 4 Zinc oxide 4 Annealing temperatures 3 Boron nitride 3