@article{oai:kitami-it.repo.nii.ac.jp:00008087,
 author = {Shibata, Hiroyuki and Shimizu, Kaoru and Takesue, Hiroki and Tokura, Yasuhiro},
 issue = {14},
 journal = {Optics Letters},
 month = {},
 pages = {3428--3431},
 title = {Ultimate low system dark-count rate for superconducting nanowire single-photon detector},
 volume = {40},
 year = {2015}
}