Takeshi IKEGAMI

Cryogenic Whispering Gallery Sapphire Oscillator for Microwave Frequency Standard Applications
Ken-ichi WATABE  Yasuki KOGA  Shin-ichi OHSHIMA  Takeshi IKEGAMI  John G. HARTNETT 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/09/01
Vol. E87-C  No. 9  pp. 1640-1642
Type of Manuscript: LETTER
Category: Microwaves, Millimeter-Waves
Keyword: 
sapphire,  whispering gallery mode,  4 K pulse-tube cryocooler,  microwave oscillator,  frequency stability, 
  Summary |  Full Text:PDF
Tunable Double-Sapphire-Loaded Microwave Cavity with High-Q Factor
Ken-ichi WATABE  Shin-ichi OHSHIMA  Takeshi IKEGAMI  John G. HARTNETT 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/07/01
Vol. E86-C  No. 7  pp. 1393-1395
Type of Manuscript: LETTER
Category: Microwaves, Millimeter-Waves
Keyword: 
frequency-tuning method,  microwave,  double-sapphire-loaded cavity,  whispering gallery mode, 
  Summary |  Full Text:PDF