Ultrahigh Q-factor cryogenic sapphire resonator
- 13 May 1993
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 29 (10), 879-881
- https://doi.org/10.1049/el:19930587
Abstract
Measurements were made of the electrical quality factor in ‘whispering gallery’ modes of a cylindrical, high purity single crystal sapphire dielectric resonator. A Q-factor of 8.3 × 109 at 1.6 K for a mode at 12.7 GHz is reported.Keywords
This publication has 1 reference indexed in Scilit:
- A high stability microwave oscillator based on a sapphire loaded superconducting cavityPublished by Institute of Electrical and Electronics Engineers (IEEE) ,2003