Effect of bulk Ca-substitution in YBaCuO thin films for microwave applications. (2008)
Seron, D., Oates, D.E., Halbritter, J.
Physica C, 468(2008) S.54-59
Comparison of YBCO and Ca-substituted YBCO thin films for microwave applications. (2004)
Seron, D., Oates, D.E., Anderson, A.C., Halbritter, J., Hammerl, G., Hein, M., ...
8th Symp.on High Temperature Superconductors in High-Frequency Fields, Begur, E, May 26-29, 2004
Hein, M. A., Humphreys, R. G., Hirst, P. J., Park, S. H., Oates, D. E.
We have investigated the nonlinear microwave properties of electron-beam coevaporated YBaCuO films on MgO, using stripline resonators at 2.3 GHz and temperatures 1.7-80 K. The oxygen content of the...
Recent developments in the characterization of superconducting films by microwaves (2001)
Hein, M. A., Getta, M., Kreiskott, S., Moenter, B., Piel, H., Oates, D. E., ...
We describe and analyze selected surface impedance data recently obtained by different groups on cuprate, ruthenate and diboride superconducting films on metallic and dielectric substrates for...
Nonlinear Dielectric Microwave Losses in MgO Substrates (2001)
Hein, M. A., Oates, D. E., Hirst, P. J., Humphreys, R. G., Velichko, A. V.
We have investigated the nonlinear surface impedance and two-tone intermodulation distortion of nine epitaxial YBa2Cu3O7-d films on MgO substrates, using stripline resonators, at frequencies...
Anomalous Nonlinear Microwave Response of Epitaxial YBa2Cu3O7-x Films on MgO (2001)
Hein, M. A., Hirst, P. J., Humphreys, R. G., Oates, D. E., Velichko, A. V.
We have investigated the anomalous nonlinear microwave response of epitaxial electron-beam coevaporated YBa2Cu3O7-x films on MgO. The power and temperature dependent surface impedance and two-tone...
Observation of Individual Josephson Vortices in YBCO Bicrystal Grain-boundary Junctions (2000)
Xin, H., Oates, D. E., Sridhar, S., Dresselhaus, G., Dresselhaus, M. S.
The response of YBCO bicrystal grain-boundary junctions to small dc magnetic fields (0 - 10 Oe) has been probed with a low-power microwave (rf) signal of 4.4 GHz in a microwave-resonator setup. Peaks...
Xin, H., Oates, D. E., Anderson, A. C., Slattery, R. L., Dresselhaus, G., Dresselhaus, M. S.
The effect of the patterning process on the nonlinearity of the microwave surface resistance $R_S$ of YBCO thin films is investigated. With the use of a sapphire dielectric resonator and a stripline...
Identification and modeling of microwave loss mechanisms in YBa§2Cu§3O§7§-§x. (1997)
Herd, J.S., Oates, D.E., Halbritter, J.
Applied Superconductivity Conf., Pittsburgh, Pa., August 25-30, 1996
Microwave measurements of YBCO, Nb, and NbN thin films in the mixed state. (1992)
Steinbeck, J., Oates, D.E., Anderson, A.C., Halbritter, J.
Applied Superconductivity Conf., Chicago, Ill., August 23-28, 1992