In laboratory 2024 wafer transfer in MBE① wafer transfer in MBE② wafer transfer in MBE③ wafer transfer in MBE④ setting a wafer on X-ray diffraction equipment① setting a wafer on X-ray diffraction equipment② chemical treatment for SiGe substrates at draft chamber bonder wiring with optical microscope at cafeteria (the clean room is seen in the back) Sample preparation for Hall measurement① Sample preparation for Hall measurement② 2023 Maintenance of MBE① Maintenance of MBE② Maintenance of MBE③ Maintenance of MBE④ Maintenance of MBE⑤ MBE sample loading① MBE sample loading② In air shower working at draft semi clean room from outside measuring in semi clean room Back number 2015 with 300 mm Si wafer 2014 in front of Advanced Research Laboratories in front of MBE Maintenance of MBE Characterization Sample loading in MBE Substrate cleaning at draft