가스센서 연구실(Gas Sensors Lab)

1D nanowires are fabricated by VLS method and Hydrothermal Synthesis. Fabricate gas sensors with 1D Nanowires and Ni/Au electrode. Measurement their gas sensing properties such as sensitivity, selectivity, response/ recovery time, and working temperature. Structural defects control on the surface of sensing materials by exploiting beam irradiation. Analysis gas sensing behaviors of surface-defected materials. Fabrication of reduced graphene oxide by Hummers and Offeman's method. Selective detection of low concentration gas using metal-decorated graphene sensors. Fabrication of metal-functionalized multiwalled carbon nanotubes. Selective detection of low concentration gas using metal-decorated carbon nanotubes sensors. Fabrication and Evaluation atomically thin 2D crystals : MICA. single-layer and few-layer mica nanosheets by means of the solvothermal method followed by microwave irradiation. tunable bandgap narrowing in 2D mica nanosheets using controlled molecular thickness.