@phdthesis{oai:tsukuba.repo.nii.ac.jp:00011565, author = {岡本, 慎二 and Okamoto, Shinji}, month = {}, note = {1996}, school = {筑波大学, University of Tsukuba}, title = {Persistent spectral hole-burning phenomena in CuCl nanocrystals}, year = {1997} }