@article{CTT100868451, author = {Shigeru Kaku and L. Kota Hiwatari and Junji YOSHINO}, title = {Scanning tunneling microscopy of strained-α-Sn(0 0 1) surface grown on InSb(0 0 1) substrate}, journal = {}, year = 2022, } @inproceedings{CTT100866679, author = {Hiro Munekata and Shigeru Kaku and Nozomi Nishizawa}, title = {Present status of preparing a room-temperature circular polarization spin-LED}, booktitle = {}, year = 2022, }