Nguyen Tien Dai currently works at the Korea Research Institute of Standards Science (KRISS), Chungnam National University South Korea, and Institute of Materials Science, Vietnam Academy of Science and Technology. Nguyen does research and teach in Materials Science at the Institute of Theoretical and Applied Research, Duy Tan University. Their current project is 'InGaAsSb based optoelectronic devices (photodetetectors and light emitting diodes) for gas sensor, and emitter applications.