Zobrazeno 1 - 10
of 33
pro vyhledávání: '"C.M. Chorey"'
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 44:1279-1288
A deep space satellite downconverter receiver was proposed by Jet Propulsion Laboratory (JPL) and NASA Lewis Research Center (LeRC) for the Naval Research Laboratory's (NRL) high temperature superconductivity space experiment, phase-II (HTSSE-II) pro
Autor:
G.G. Ortiz, R. F. Leonard, J.G. Bowen, P.D. Wamhof, Kul B. Bhasin, B.H. Fujiwara, C.M. Chorey, A.J. Guern, J. B. Barner, Hamid Javadi, Robert R. Romanofsky, J.J. Bautista, Marc C. Foote, Richard P. Vasquez, W. Chew, D.L. Rascoe, B.J. Hunt
Publikováno v:
IEEE Transactions on Appiled Superconductivity. 5:2075-2078
Low noise receivers play critical role in space applications. Thin film high-critical-temperature-superconducting (HTS) passive circuits were combined with GaAs microwave devices to achieve ultra low noise and small size receiver downconverter at 77
Publikováno v:
Applied Superconductivity. 1:1605-1614
Microwave properties of sputtered TICaBaCuO thin films were investigated by designing, fabricating and testing microstrip ring resonators. Ring resonators designed for 12 GHz fundamental resonance frequency, were fabricated and tested. Fr
Publikováno v:
IEEE Transactions on Applied Superconductivity. 3:1749-1752
A reproducible fabrication process has been established for TlCaBaCuO thin films on LaAlO/sub 3/ substrates by RF magnetron sputtering and post-deposition processing methods. Electrical transport properties of the thin films were measured on patterne
Publikováno v:
Materials Science Forum. :613-632
Publikováno v:
Journal of Applied Physics. 72:2396-2403
The paper describes the processing and electrical transport measurements for achieving reproducible high-Tc and high-Jc sputtered TlCaBaCuO thin films on LaAlO3 substrates, for microelectronic applications. The microwave properties of TlCaBaCuO thin
Publikováno v:
IEEE Transactions on Magnetics. 27:2940-2943
Microstrip transmission lines in the form of ring resonators have been fabricated from a number of in-situ grown laser-ablated films and postannealed cosputtered YBa/sub 2/Cu/sub 3/O/sub 7-x/ (YBCO) films. The properties of these resonators have been
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 39:1480-1487
Superconducting microstrip ring resonators operating at 35 GHz have been fabricated from laser ablated YBa/sub 2/Cu/sub 3/O/sub 7-x/ (YBCO) films on lanthanum aluminate substrates. The circuits consisted of superconducting strips over normal metal gr
Publikováno v:
AMPC Asia-Pacific Microwave Conference.
A two pole superconducting bandpass filter was combined with a packaged GaAs low noise amplifier, and a superconducting X-band oscillator was designed, fabricated, and tested. Both circuits were compared to normal metal circuits at 77K. The results o
Publikováno v:
1992 IEEE Microwave Symposium Digest MTT-S.
A superconducting 7.3-GHz two-pole microstrip bandpass filter and a GaAs low-noise amplifier (LNA) were combined into a hybrid circuit and characterized at liquid nitrogen temperatures. This superconducting/semiconducting circuit's performance was co