mohan jacob non-linear surface impedance of ybco su … · 2012-01-18 · mazierska 1.,...

11
Mohan Jacob Non-Linear Surface Impedance of YBCO Su perconductors Microwave Superconductivity

Upload: others

Post on 08-Jul-2020

3 views

Category:

Documents


0 download

TRANSCRIPT

Mohan Jacob

Non-Linear Surface Impedance of YBCO

Su perconductors Microwave Superconductivity

REFERENCES Alford N. MeN, Bunon T. W., Peterson G. E., Smith P. A., Davis L. E., Penn S. J., Lancaster

M. J., Wu Z., and Gallop 1. c., "Surface resistance of bulk and thick film YBCQ", IEEE trans. on Magnetics, pp. 1510 (1991)

Alford N. MeN, T. W. Button, M. 1. Adams, S. Hedges, B. Nicholson and W. A. Philips "Low surface resistance in YBCD melt processed thick films" Nature, vol. 349, pp. 680 _ 683(1991).

Attanassio C., Marilato L., Vaglio R., ''Residual resistance.," Phys. Rev. B, \'01.43, pp. 6128-6132 (1991)

A venhaus 8., Porch A., Lancaster M. 1., "Microwave properties of YBCO thin films", IEEE Trans. on Appl. Sup, vol. 5 (2), pp. 1737 - 1740 (1995)

Bao 1. S., Zhau S. P., Wu K. Q., Lou W. G., 0 iog A. L. and Wang S. H" "Microwave properties of highly oriented YBaeuO superconducting thin films", 1. Superconductivity, vol., 4., pp. 253 - 257 (1991).

Bean, C. P. "Magnetization of hard superconductors", Phy. Rev. letts., vol. 8, pp 250 - 253 (1962).

Bednarz J. G. and Muller K. A., "Possib le high T," superconductivity in the BaLaCuO system", z. Phys. 8., vol. 64, pp. 189 - 193 (1986)

Belk N., Oates D. E. , Feld D. A., Dresselhaus G., Dresselhaus M.S., "Linear and nonlinear microwave dynamics of vortices in ¥BCO thin films", Phy. Rev. B., vol. 56(18), pp. 11 966-11 977 (1997)

Bohn C. L., Delayen J. R. , Balachandran U. and Lanagan M. T., ';Radio frequency surface resistance of large area BISrCaCuO thick films on Ag plates", App!. Phys. Letts., vol. 53, pp. 304 - 306 (1989)

Bonn D. A., Dosanjh P., Liang R. , and Hardy W. N., "Evidence for rapid suppression of quasiparticle scattering below Tc in YBCO", Phys. Rev. letts. , vol. 68, pp. 2390-93 (1992)

Button 1.W., Smith P. A., Wu Z., AJford N. M. , Davis L.E., Penn S. J., "RF power dependence of YBCO thick films", IEEE Trans on Appl. SupeI<onductivity, vol. 3(1), pp.1450 - 1453 (1993)

Campbell A M, 1. Phys. C 2 pp. 1492 (1969).

Campbell A M, J. Phys. C 3 pp. 3186 (1971). Ceremuga 1., "Influence of films thickness and air gaps in surface impedance measurements

of HIS using dielectric resonator technique", IEICE trans. Electron., vol. E78-C(8), pp. 1106 - 1110 (1995).

Ceremllga J., Krupka J., and Kosc iuk 1., HResonant measurements of su rface res istance of b..igh Te 5uperconducting fiJms: How good or bad are they", J. of Superconductivity, vol. 8(6), pp. 681 - 689 (1995).

ehu C. W., "High temperature slIperconducting material s: A decade of impressive advancement of Te", IEEE trans. On Appl. Superconductivity, Vol. 7(2), pp. 80 - 88 (1997)

Clem J. R., Physica C 153 - 155, pp. 50, (1988)

Coffey M Wand Clem J R PRE 46 pp. 11757 (1992)

Coffey M Wand Clem J R PRL45 pp. 10527 (1992) Coffey M Wand Clem J R PRL 67 pp. 386 (1991)

Collin R. E., "Foundations 0/ Microwave Engineering" McGraw Hill (1992).

119

Cook D. W., Arendt P. N., Gray E. R. and Porti s A. M., "Absorption at high microwave power by large area TJ based supercondueting films on metallic substrales", fEE E trans. on MTT, 39 pp. 1539 ( 1991)

Cooke D. W., Gray E. R., Hulton R. 1., Rusnak B., Meyer E. A., Beery J. G. , Brown D. R., Garzon F. H., Raistrick I. D., Pollet A. D. and Bolmaro R., "Surface resistance of YBeO films on SrTiOJ and LaGaOl substrates", Appl. Phys. Letts., vol. 55, pp. 914 - 9 16 (1989)

Cooke D. W., Arendt P N, Gray E R and Porti s A M, IEEE tran on magnetics vol. 27, pp. 880 (1991)

Delayen J R, Bohn eLand Roche C T, 1. ofsuperconduclivity 3, pp. 243 (1990)

Delayen J R, Gorena K C, Poeppel R B and Shepard K W, Appl Physics letts. 52 pp. 930 (1988)

Delayen 1. R. and Bohn C. L., "Temperature, frequency and rf dependence of the surface res istance of polycrystalline YBCO", Phys. Rev. B. , vol. 40 (7), pp. 5151 - 5 154 (1989)

Delayen J. R. et aI., lEEE trans. On Magnetics, vol. MAG-25, pp. 1532 ( 199 1)

Delaye n J. R., Bohn C. L. and Roche C. T. , "Apparatus for measurement of surface resistance versus rf magneti c fie ld of high Tc superconductos", Rev. Sci. Instrum., vol. 61 (8), pp. 2207-2210(1990)

Denlinger E.lEEE Microwave guided wave lette rs. 2 p. 449 (1992)

Dilorio M. S., Anderson A. C. and Tsaur B.Y., " rf surface resistance of YBCO thin films", Phy. Rev. B, vol. 38(10), pp. 7019- 7022 (1988).

Dionne G. F. , "New two fluid superconduction model applied to penetration depth and microwave su rface resistance", IEEE trans. on Applied Superconductivity, vol. 3, pp. 1465 (1993).

Drabeck L., Gruner G., Cbang J-1. , loam A., Wu X. D., Nazar L. , Venkatesan T., and Scalapino D. J "Millimeter wave surface impedance of YBCO thin fi lms" Phys. Rev. 8., vol. 40, pp. 7350 ( 1989)

Easson R. M. and Hlawiczka P. ''Flux penetration and ac losses in supe rconducting niobium", Brit. J. Appl. Phys., vol. 18, pp. 1237 - 1249, (1967).

Easwar K., Chourey A. G. , sarkar B. K., Pinto R., Apte P. R., and Vijayaraghavan R. "Weak link dependent microwave power limiting action in YBCO films on MgO", Proc. of international symposium on recent advances in microwaves and techniques, p. 53 - 56 ( 1993)

Fathy A., Kalokiti s D. and Belohoubeck E. , "Microwave surface resistance of bulk YBCO material", Phy. Rev. 8., vol. 38 ( 10), pp. 7023 - 7025 (1988)

Fietz W. A., Beasley M. R. , Si lcox J . and Webb W. W. , "Magnetization of superconducting Nb-25% Zr wire" Pbys. Rev. , vol. 136, A 335 - 335 ( 1964).

FindikogJu A T., Areddl P. N. , Foltyn S. R., Groves J. R. , Jia Q. X" Peterson E. J. , Bulaevskii L., Maley M. P. and Reagor D. W., '<Power dependent microwave properties of superconducti ng YBCO films on buffered polycrystalline substrates", Appl. Phys. Lens., vol. 70 (24), pp. 3293 ( 1997).

Fuller W. W. et a I. , lEEE trans. On Magnetics, vol. MAG-25, pp. 2394 (1989)

Gallop J., "Microwave app licat ions of high temperature superconductors", Superconductor: Science and Technology, vol. 10, pp. AI20 - AI4 1 (1997).

Ghosh I. 5. , Tellmann N., Sebemion D., Scholen A. , and Klein N. "Low phase no ise microwave oscillators based on HTS shielded dielectric resonators" IEEE Applied Superconductivity, 7 pp. 3071 ( 1997)

120

Ginzton E. , "Microwave measurements", Mc Graw HiJl , New York, pp. 400 - 405 (1957)

Gittleman J I and Rosenblum R., "Radio frequency resistance in tbe mixed state for subcritical currents", Phy. Rev. Lett s. , vol. 67 pp. 734 - 736 ( 1966)

Golosovski M. A., Snonland H. J. and Beasley M . . R. , "Nonlinear microwave propenies of supercooducting Nb microstrip resonators", Phys. Rev. B. , vol. 51, pp. 6642 - 6469 (1995).

Golosovsky M., TSlodlekht M. and Davidov D., " High frequency vortex dynamics in YEeo" Superconductor: Science and Teclmology, vol. 9, pp. I - 15 (1996) . '

Green I. M. and Hlawiczha P. , Proc. fEE I 14, 1329 (1967).

Gulian A. M. and Vechten D. V., " Possible tree terminal HTS transistor device", IEEE Applied Superconductivity, 7 pp. 3096 (1997)

Gupta K. C. "Compllfer Aided Desigll" Ancch House (1981).

Gurevich A. aod Cooley L. D., "Anisotopic flux plnning in a network of planar defects" Phys. Rev. B, vol. 50, pp. 13563 - 13576 (1964). '

Halbritter J. ... On extrinsic effects in the surface impedance of cuprate superconductors by weak links", l ournal of Applied Physics, vol. 71, pp. 339 ( 1992)

Halbritter 1. , ;trf res idual losses, surface impedance and granularity in superconducting cuprates", Journal of Applied Physics, vol. 68, pp.63 I 5 (1990).

Halbritter, 1. , "Extrinsic or intrinsic conduction in cup rates: Anisotropy, weak and strong links" Ph),s. Rev. B., vol. 48. pp. 9735 - 9746 (1993).

Hamilton C. A. and Lloyd F. L.. "8-bit superconducting AID conene r", IEEE Trans. on Magnetics, vol. 17, pp. 1259-1261 ( 1983).

HamiJton C. A., Burroughs C. 1. nd Benz S. P., "Josephson Voltage Standard - A Review". IEEE Applied Superconductivity, vol. 7, pp. 3756 ( 1997)

Hein M. (private communication) (1998)

Hein M., Diete W., Gena M., Hensen S., Kai ser T., Muller G. , Piel Ii. and Schlick H., "Fundamental limits of the linear microwave power response of Epitaxial YBCO films", IEEE trans. on Applied Superconductivity, vol. 7 (2), pp. 1264 - 1267 (1997)

Herd, 1. S., Halbritter, 1., and Herd, K. G., "Microwave power dependence of l-ITS thin film transmission lines", IEEE Tralls.oll Appl. Sup., vol. 5, pp 1991 -93 , 1995 and references therein.

Hylton T. L., Kapitulinik and Beasley M. R. , " Weakly coupled grain model of high frequency losses in HTS thin films" App l. Phy. Letts., vol. 53(14), pp. 1343 - 1345 ( 1989).

Hylton T. L. and Beasley M. R. , ''Effect of grain boundaries on magnetic field penetration in polycrystalline superconductors", Phys. Rev. B, 39, pp 9042 - 9048 (1989)

Inam A., Appl. Phys. Lens., vol. 56, pp. I 178 (1990)

Irie F. and Yamafuji K. , "Theory of flux motion in non-ideal type - n superconductors", 1. Phy. Soc. Japan vol. 23, pp. 255 - 268 ( 1976).

IIwin K. D. , "An application of electrothennal feedback for high resolution cryogenic particle detection" Appl. Phys. Letts., vol. 66, pp. 1988 (1995).

Ishii 0., T. Konaka, M. Sato and Y. KoshimOlo, Jap. J. Appl. Phys., vol. 29 (7), pp. L1075-LI 078 ( 1990).

Ceremuga J .. Leong K. , and Grabovickic R. , "Characterisation of HTS films using a sapphire resonator and fining procedures for calculation of the Q factor", Proc. of International microwave Conference. MlKON '96 Warsaw, 1. pp. 305 - 309 (1996).

121

Mazierska 1., "Dielectric resonator as a possi ble standard for characterisation of HTS films for microwa ve applications", 1. of Superconductivity, vol. 10(2), pp. 73 - 85 (1997) .

Jaekel c., Roskos H. G., and Kurz H., " Ultrafast optoelectronic switches based on high Te superconductors", IEEE Applied Superconductivity, 7 pp. 3722 (1997)

Jayakumar M., Ph. D. Thesis, Delhi University (1995)

Ji L. , Rzchowski M. S., Anand N. and Tinkham M., Phys. Rev. B, vol. 47, pp.470 (1993).

Leong K. , Mazierska J. and 1 Krupka, «Measurement of Unloaded Q-factor of transmission mode dielectric resonators", Proc. of the IEEE MTT-S International Microwave Symposium Denver, MTT-S '97, pp. OF-38.

Leong K.1 private communication ( 1998)

Karasik V. R., Vasi lev N. G. and Ershov V. G. , Sov. Phys. JETP 32433 ( 197 1).

Kajfez D. and P. Guillon "Dielectric Resonators", Anech House (1986).

Kumar D., P. R. Apte and R. Pinto, J. Appl. Phys., 77, pp. 5802-5808 (1995).

Kim l , S. K. Han and K. Y. Kang, "Microwave characteristics of Ag doped YBCO thin films grown on MgO", rEEE Trans. on Appl ied Superconductivity, vol. 7, pp. 1490 - 1493, (1997).

Kim 1. , S. K. Han , K. Y. Kang, and D. Aim, "Temperature dependence of microwave properties ofHTS multipole low pass filters cons isting of microstrip open stub-lines" ETRJ 1. (Korea), vol. 19(2), pp. 48-58 (1997).

Kim Y. 8. , Hempstead C. F., Strnad A. R. , "Magnetization and critical currents", Phys. Rev., vol. 129 pp. 528 - 535 (1963).

Klein N et ai, Appl. Phys. Letts., vol. 54 pp. 757 (1989)

Klein N. , Chaloupka H., Muller G., "The effective microwave surface impedance of HTS thin films", 1. Appl. Phys., vol. 67, pp. 6940 - 6945 (1990)

Kobayashi Y., Imai T., and Kayano H" "M.icrowave measurement of temp. and current dependence of surface impedance for high Tc superconductors", IEEE trans on MTT, 39, pp.1530(1991)

Krupka l , Klinger M., Kuhn M. , Baranyak A., St iller M., I-linken 1. and Modelski 1. , "Surface resistance measurements of HIS films by means of sapphire dielectric resonators", IEEE transations on App!. Superconductivity, vol. 3 (3), pp. 3043 - 3047 (\993)

Kumar R.. G., and Chaddah, P.,"Extcnsion of Bean's model for high Te superconductor" Phys. Rev. 8, vol. 39, 4704 - 4707, 1989.

Ladennan S 5. , Taber R. c., Jacowitz R. D., el aI. , ''Resistive loss at 10 Ghz in c-axis aligned in-situ grown ¥BCO films" Phys. Rev. B, vol. 43 pp. 2922-2933 (1991)

Lancaster M. l , Maclean T. S. M. , Wu Z. t Porch A , Woodall P. and Alford N. NcN, "Superconducting microwave resonators", lEE Proceedings - H, vol. 139 (2), pp. 149-156 ( 1992)

London H. , Phys. Letts. 6 162 (1963).

Ma J. G. and Wolff I.," Electromagnetics in high Te superconductors" iEEE trans. on MIT 44, pp. 537 ( 1996)

Ma 1. G. and WolffT.," Modelling the microwave properties of superconductors" rEEE trans. on MTT, 43 pp. 1053 ( 1995).

Manens J. 5 ., Hietala V. M., Ginley D. S. and Zipperian T. E. , "Confoca l resonators for measuring the surface resistance of high temperature superconducting films", Appl. Phys. Lett., vol. 58 (22), pp. 2543-45 ( 1991 ).

122

Martens JS IEEE trans on Appl. Superconductivity 3 pp. 2295 (1993)

Mattis D. C. and Bardeen J., "Theory of the anomalous skin effect in nonnal and superconducting metals" Phy. Rev. , vol. III , pp. 412-417 (1958)

Mayer 8., Reccius A., Knochel R. , "Conical cavity for surface resistance measurements of high temperature superconductors" IEEE trans. on MTf, vol. 40, pp. 228 - 235 (1992)

Meservey R. and Tedrov P. M., '~easurements of the Kinetic inductance of superconducting linear structures", J. AppL Phys. , voL 40, pp. 2028-2034 (1969)

Muller K. et ai, IEEE trans. On Magnetics, voL MAG-25, pp. 2402 (1989)

Nagasawa S., Hashimoto Y., Numata H. , and Tahara S. " A 380 ps, 9.5 mW Josephson 4-kbit RAM operated at high bit yield" IEEE Applied Superconductivity,S, pp. 2447 ( \995)

Narmordi M R, Campero A M, Turner L G and Hogue D W, "Comparison of high tempemture superconductor and metal based resonator", MTf-39 pp. 1468 (1991)

Newman N. and Lyons W. G., ' 'Review, HTS microwave devices ... ", J. Superconductivity, voL 6(3) pp. 119 - 160 (1993).

Nghiem D., Williams J. T. and Jackson D. R. , "A general analysis of propagat ion along multllayer superconducting stripline and microstrip transmission lines", IEEE trans. On Microwave Theory and Techniques, voL 39 (9), pp. 1353-1365 (1991).

Nguyen P. P. , Oates D. E. , Dresselhaus G. and Dresselhaus M. S., "Nonl inear surface impedance for YBCO thin films: Measurements and a coupled grain model", Phys. Rev. B., 48, pp. 6400 (1994).

Nguyen, P. P., Oates, D. E., Dresselhaus, G., Dresselhaus, M. S. and Anderson, A. c., "Microwave hysleritic losses in YBa2Cu307 and NbN thin films", Phys. Rev. E, vol. 50, pp.6686 - 6695, 1995.

Dales D. E., Anderson A. C., Sbee.n D. M. and Ali S. M. , "Stripline resonator measurements ofls versus Hrfin YBCO thin films", lEEE trans on MTT, vol. 39, pp. 1521 (1991)

Oates D. E., Nguyen P. P., Dresselbaus G., Dresselhaus M. S. and Chin C. c., "Nonlinear surface resistance in YBCO thin fi lms", IEEE trans. on Applied Superconductiv ity, 3, pp. 11 14(1993).

Oates D. E., Nguyen P. P., Dresselhaus G., Dresselhaus M. S., Lam C. W. and Ali S. M., "Measurements and modelling of linear and non-linear effects in striplines", J. of Superconducttivity, vol. 5 (4), pp. 361 (1992).

Oates J. H.. , Shin R. T., Oates D. E., Tsuk M. J. and Nguyen P. P., "A non linear transmission line model for superconducting stripline resonators", IEEE trans 011 Applied superconductivity, 3, pp. 17 (1993).

Ohshima S., Ogasawara and K. Ehata, "Design and fabrication of YBCD patch antennas'\ IEEE trans. on MTT, vol. 7, pp. 3060 (1997).

Oriando T.P., and Delin K. A., "Foundations of applied superconductivity" Addison-Wesley, 1991

Padamsee H., Kirchgessner, Moffat D., Rubin D. and Shu Q. S., "rf surface resistance of a magnetically aligned sintcred pellet of YBCO", 1. AppL Phys., vol 67 (4), pp. 2003 - 2006 ( 1990)

Peterson G. E., et aI., "Helical resonators containing high Te ceramic superconductors", Appl. Phys. Letts., vol. 55(7), pp. 1798-1800 ( 1989)

Piel H, Hein M, Klein N, Klein U, Michalke A, Muller G and Ponto L, "Supercconducting perovskites in microwave fields", Physica C vol. 153-155, pp. 1604 - 1609 (l988)

123

Piel H. and Muller G., "The microwave surface impedance of high Tc superconductors", IEEE trallS on Magnetics, 27, pp. 854 (1991).

Pinto R. , P. R. Apte, S. P. Pai , K. Easwar, A. G. Chourey and B. K. Sarkar, "Effect of Ag­doping in microwave transmission in YBCO thin films" Proc. oflntemalional Symposium on Recent Advances in Microwave Technology, pp. 53 - 56 ( 1993).

Pinto R., R. Kumar, N. Goyal, P. R. Aple, S. P. Pai and S. K. Mal ik, "Non-linear response of YBCO thin film microstri p resonator al microwave frequencies" Solid Slate Communications, vol. 84, pp. 11 07 - 1110 ( 1992).

Pippard A. 8., "An experimental and theoretical study of the relation between magnetic fie ld and current in a superconductor" , Proceedings of Royal Society (London) vol A 216, pp. 547 - 568 (1953)

Poris A M "Electrodynamics of Superconductors" World scientific 1993

Portis A M., "Microwave power induced flux penetrat ion and loss in HTS", Journal of Superconductivity, vol. 5 (4), pp. 319 - 330 (1992).

Ralston R. W., "Mjcrowave applications of supe rconducting electronics", Superconducting Science and Technology, vol. 4, pp. 386-392 ( 1991)

Rauch W., Gornik E., Solkner G., ValenzuleJa, Fox F., and Behner H., "Microwave properties ofYBCO thin films studied with coplanar transmission line resonators" Journal of Applied Physics ( 1996).

Revenaz S., Oates D. E., Lavigne D. L. , Dresselhaus G. and Dresse lhaus M. S., "frequency dependence of the surface impedance of YBCO thin films in a dc magnetic field: Investigation of vortex dynamics", Phys. Rev. B, 50, pp. 1178 (1994).

Rubin D. L., Green K., Gruschus 1 , Krichgessner 1 , Moffet D. , Padamsee H. , Sears 1 and Shu Q. S., "Observation of narrow superconduct ing lransition at 6 GHz. In crystals of YBCD" Phys. Rev. B., vol 38 (10), pp. 6538 - 42 ( 1988)

Rylov S. Y , and Rohertazzi R. P. "Superconducling high resolution NO converter based on phase modulation and multichannel timing arbitration" rEEE Applied Superconductivity, 5, pp. 2260 (1995)

Samoilova T. 8. , "Nonlinear microwave effects in thin superconducting films", Superconductor: Science and Technology, vol. 8, pp. 259-278 (1995)

Selvam P., E. W. Seibt, D. Kumar, R. Pi nto and P. R. Apte, "Enhanced Jc and tmproved grain boundary properties in Ag doped YBCO films", Appl. Phys. Letts., vol. 71, pp. 137 - 139 (1997).

Sheen D. M., Ali S. A., Oates D. E., Withers R. 5. , and Kong J. A. , "Current distribution, resistance and inductance for supercondllcting strip transmission lines", fEEE trans. on Applied Superconductivity. I , pp. 108 ( 1991 ).

Shen Z. Y., High Temperature Supercofldllclillg Microwave Circuits. Artech House (1994)

Shi D., Xu M. , Umezawa A. and Fox R. F., Phys. Rev. B voL 42, 2062, (1990).

Smith P. A. Electronic letters vol. 26(18), pp. 1486 ( 1990).

Sridhar S. and Kennedy W. L. , "Novel technique to measure the microwave response of high Tc superconductors between 4.2 and 200 K", Rev. Sci. lnstrum., vol. 59 (4), pp. 531 - 536 (1988)

Sridhar S., Appl. Phys. lett., 65 (8), pp. 1054 ( 1994)

Srivastava G. P., Mohan V. Jacob, Jayakumar M., Bhatnagar P. K., and Kataria N. D., "Analysis of superconducting microstrip resonator at various microwave power levels", J. Appl. Phys. Vol. 81, pp. 6272-6276 (1997).

124

Stork F. J. B., Beall J. A. , Roshko A" DeGroot D. C., Rudman D. A., Ono R. H. and Krupka J., "Surface resistance and morphology of YBCO films as a function of thickness", lEEE trans. on Applied Superconductivity, 7, pp. 1921 (1997).

Doyle T. B. and Doyle R. A., "Morphology dependent intergranular behaviour in HTS YBCQ" Phys. Rev. B. , vol. 47, pp. 8111 - 8118 (1993). .

Taber R. c., "A parallel plate resonator technique for microwave loss measurements on superconductors", Rev. Sci.lnstrum., vol. 61 (8), pp. 2200-2206 (1990).

Taber R. c., Merchant P., Hiskes R. , DiCarolis S. A. and Narbutovskih M., "A method for the accurate measuremem of the complex conductivity of high Te superconducting thin films" , J. Superconductivity, vol. 5, pp. 371 - 378 (1992).

Tinkam M., "Introduction to Superconductivity" Krieger Publ ishing Company (1980, 1995).

Thomas P. Sheahan, 1ll1roductiol1 to High-temperature Superconductivity, Plenum Press, New York, 1994.

To H. Y., Valco G. J. and Bhasin K. B., " 10 GHz YBCO superconducting ring resonators on NdGaO substrates", Superconductor: Science and Technology, vol. 5, pp. 421 - 426 (1992).

Tonkin B A and Proykova Y G., "M.icrowave surface resistance of Cup rate superconductors", IEEE trans. on Applied Superconductivity, 7 pp. 1257 (1997)

Turneasure J. et aI., J. Appl. Phys., vol.39, pp. 4419 (1968)

Van Duzer, 1. and Turner, C. W. , Principles a/ Superconductive Devices a"d Circuits, Edward Arnold, London (1981).

Velichko A. V. , Chcrpark N. T. , Izhyk E. V. , Kirichenko A. Ya. , and Zagoskin V. T., "Microwave and radiowave surface resistance of high quality YBCQ ceramic nonlinear aspects", Physico C, vol. 261 , pp. 220-228 (1996)

Vendik O. G. and Popov A. Y. , "BipoJaron theory to the microwave surface resistance of high temperature superconductors", Phi l. Mag. Leners, 65, pp. 219-224 (1992)

Watson J. H. P. , J. Appl. Phys. 39 3406 (1968)

Wilker c., Shen Z. Y., Pang P., Face D. W., Holstein W. L. , Matthews A. L. and Laubacher D. B. , "5 Ghz higb temperature superconductor resonators with high Q and low power depcndence up to 90 K", IEEE trans on MTT, 39, pp. 1462 (1991).

Withers R. , "NMR and MRl detection coils'" Extended Abstracts, (STEC Superconductivity Workshop, (wate, Japan, June 1996.

Wosik J., Xie L. M., Mi ller J. H" and Long S. A. , "Power handling capabilities of supcrconducting YBCO thin film s: Thermally induced nonlinearity effects". J. Superconductivity, vol. 10, pp. 97 - 107 (1997).

Yass in G., and Withington S. "Electromagnetic models for superconducting millimeter wave and sub millimeter wave microstrip transmission lines", J. Phys. D. vol. 28, pp. 1983-1991 (1995).

Yoshitake, T. , TSl1ge, H. and inui , T., "Effects of microstructures on microwave propenies in YBCO Ilucrostrip resonators", IEEE trails. 01/ Applied SLIp., vol. 5(2), pp. 2571 - 2573, J 995.

125

this paperback is printed by

reha gmbh DudweilerstraBe 72 66 111 Saarbrucken

www.rehagmbh.de