Media type: E-Article Title: Ion Traps as Frequency Standards Contributor: Werth, Gunter imprint: Institute of Electrical and Electronics Engineers (IEEE), 1985 Published in: IEEE Transactions on Instrumentation and Measurement Language: Not determined DOI: 10.1109/tim.1985.4315313 ISSN: 0018-9456; 1557-9662 Keywords: Electrical and Electronic Engineering ; Instrumentation Origination: Footnote: