Frequency dependence measurements of surface resistance of superconductors using four modes in a sapphire rod resonator

IEICE Transactions on Electronics

Volumn E86-C, Issue 8, 2003, Pages 1721-1728

  Hashimoto, Toru ^a   Kobayashi, Yoshio ^a  

^a SAITAMA UNIVERSITY   (Japan)

Author keywords

Frequency dependence; High Tc superconductors; Microwave; Surface resistance

Indexed keywords

DIELECTRIC MATERIALS; FREQUENCIES; HIGH TEMPERATURE SUPERCONDUCTORS; HOLMIUM COMPOUNDS; RESONATORS; SAPPHIRE;

DIELECTRIC RESONATORS; HOLMIUM BARIUM COPPER OXIDES; SAPPHIRE ROD RESONATOR;

MICROWAVE DEVICES;

EID: 0142118262     PISSN: 09168524     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (14)

1. c superconductor-sapphire resonator with extremely high Q-values up to 90 K," IEEE Trans. Microw. Theory Tech., vol.40, no.12, pp.2424-2432, 1992.
2. J. Krupka, M. Klinger, M. Kuhn, A. Baranyak, M. Stiller, J. Hinken, and J. Modelski, "Surface resistance measurements of HTS films by means of sapphire dielectric resonators," IEEE Trans. Appl. Supercond., vol.3, no.3, pp.3043-3048, 1993.
3. 3 dielectric resonator shielded by YBCO-films," IEEE Trans. Appl. Supercond., vol.4, no.3, pp.143-148, 1994.
4. c superconductor," IEEE Trans. Microw. Theory Tech., vol.39, no.9, pp.1530-1538, 1991.
5. T. Hashimoto and Y. Kobayashi, "Design of sapphire rod resonators to measure the surface resistance of high temperature superconductor films," IEEE MTT-S Int. Microwave Symp. Digest, TH4E, pp.1975-1978, 2002.
6. IEC 61788-7, Superconductivity-Part7: Electronic characteristic, measurements-surface resistance of superconductors at microwave frequencies, 2001.
7. T. Hashimoto and Y. Kobayashi, "Measurements of frequency dependence of surface resistance of HoBCO films using some modes in a sapphire rod resonator," Asia-Pacific Microwave Conference Proc., vol.1, WE3D-1, pp.203-206, 2002.
8. D. Xu and Z. Li, "A novel method for characterizing the surface resistance of two conducting plates shorted at both ends of a dielectric resonator," 15th European Microwave Conf. Proc., pp.912-916, 1985.
9. H. Yoshikawa, S. Okajima, and Y. Kobayashi, "Comparison between BMT ceramic one-resonator method and sapphire two-resonator method to measure surface resistance of YBCO films," Asia-Pacific Microwave Conference Proc., WEOF87, pp.1083-1086, 1998.
10. Y. Kobayashi and T. Senju, "Resonant modes in shielded uniaxial-anisotropic dielectric rod resonators," IEEE Trans. Microw. Theory Tech., vol.41, no.12, pp.2198-2205, 1993.
11. c superconductor film," IEEE MTT-S Int. Microwave Symp. Digest, vol.1, TUIF-25, pp.495-498, 2001.
12. JIS R 1618, Measuring method of thermal expansion of fine ceramics by thermomechanical analysis, 1994.
13. T. Hashimoto, S. Kamijyou, H. Itamoto, and Y. Kobayashi, "Microwave measurement of low-temperature dependences of complex permittivity of MgO and BMT substrates," IEICE Technical Report, SCE99-5, MW99-5, 1999.
14. c superconductor films," IEICE Trans. Electron., vol.E85-C, no.3, pp.720-724, March 2002.