ナノテク・材料 / 結晶工学 / Research Interests: Group II-IV semiconductor materials (BaSi2) and III-V materials for UVB LEDs/LDs, photovoltaic devices: Si-NWs/BaSi2 based top cell and epi-SiGe (HIT)/Ge heterojunction based bottom cell for tandem solar cells. Nano scale materials (Si