TP Chemical technology 31 Atomic force microscopy 20 atomic force microscopy 16 Article 13 controlled study 11 Scanning electron microscopy 10 QC Physics 9 Thin films 9 chemistry 9 Atomic-force-microscopy 7 Optical properties 7 unclassified drug 7 Microscopy, Atomic Force 6 Q Science (General) 6 TJ Mechanical engineering and machinery 6 Thermoelectric equipment 6 Electronic equipment 5 Field emission microscopes 5 Field emission scanning electron microscopy 5 Fourier transform infrared spectroscopy 5 Nanocomposites 5 QD Chemistry 5 Substrates 5 Zinc oxide 5 human 5 metabolism 5 nonhuman 5 DNA 4 Energy gap 4 Graphene 4