Department of Energy Systems Research;
Ajou University;
Suwon;
16499;
Republic of Korea;
Gyeongbuk Science Technology Promotion Center;
Gumi Electronics&Information Technology Research Institute;
Gumi;
39717;
Republic of Korea;
Department of Materials Science and Engineering;
Ajou University;
Suwon;
16499;
Republic of Korea;
VO2; Mott transition; Metal-insulator transition temperature; Oxygen doping; Titanium catalyst;