Using optical, ultra-narrow transitions in trapped ions, we develop a highly accurate, compact optical reference with a fractional frequency uncertainty of less than 10−15. With a rugged and compact design, the system will be truly portable.
© 2018 The Author(s)
You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.
Contact your librarian or system administrator
Login to access OSA Member Subscription