2019.9 Daehwan gave a talk at North American Molecular Beam Epitaxy (NAMBE), USA on "InAs chirped quantum dot growth on Si for broadband spectral gain mode-locked laser "
2019.7 Daehwan gave a talk at IEEE Optical MEMS and Nanophotonics conference, Korea, Daejeon on "1.3 μm quantum dot epitaxially grown on Silicon"
2018.12 Daehwan started working at KIST as a senior research scientist (선임연구원) at the Center for Optoelectronic materials and devices.