Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Egami T. and Imamura K. and Takamine A. and Kobayashi W. and Fujita T. and Tominaga D. and Sanjo M. and Nakamura Y. and Wakui T. and Furukawa T. and Ueno H. and Matsuo Y.,Development of the optical cryostat for the measurement of the hyperfine structure splitting of atoms in superfluid helium for the study of low production yield nuclei,Meeting Abstracts of the Physical Society of Japan,2189-0803,The Physical Society of Japan,2017,72.1,0,281-281,https://cir.nii.ac.jp/crid/1390282681022916608,https://doi.org/10.11316/jpsgaiyo.72.1.0_281