• Photo-thermal response of graphene oxide for mid-IR detection - Fabrication of graphene device in suspended SiNx membrane by using photolithography, electron beam evaporator and reactive-ion etching. - Electrical properties measurement under mid-IR radiation - Analysis of physical mechanism for temperature dependent electrical conduction.• Fabrication and pressure-dependent heat transfer analysis of multilayer graphene device - Fabrication of multilayer… Show more • Photo-thermal response of graphene oxide for mid-IR detection - Fabrication of graphene device in suspended SiNx membrane by using photolithography, electron beam evaporator and reactive-ion etching. - Electrical properties measurement under mid-IR radiation - Analysis of physical mechanism for temperature dependent electrical conduction.• Fabrication and pressure-dependent heat transfer analysis of multilayer graphene device - Fabrication of multilayer device for Joule heating and heat transfer properties measurement. - Establishment of pressure-controlled vacuum system - Graphene-gas interface investigation of heat transfer - Analysis of heat transfer property in graphene device using simulation (Comsol Multiphysics).• Thermal conductivity measurement of 2-dimensional materials (Graphene, MoS2) - Fabrication of Au/SiO2/Si substrate with micro-scale cylindrical holes by using photolithography, electron beam evaporator and reactive-ion etching. - Measurement of suspended graphene and MoS2 thermal conductivity by laser point heating. - Analysis of heat transfer in suspended 2-dimensional material in substrate with micro-cavity (Comsol Multiphysics).• Observing metal-insulator transition (MIT) in multilayer MoS2 - Fabrication of FET using a ~5 nm thick multilayer MoS2 with four metal electrodes. - Measurement of temperature dependent conductivity for several back-gate biases and electric field dependent conductivity at low temperature. - Modelling and simulation of Joule effect for temperature distribution in multilayer MoS2 FET (Comsol Multiphysics). Show less