Electron Beam Lithographed Straight and Wavy YBa2Cu3O7Step Edge Junctions

IEEE Transactions on Applied Superconductivity

Volumn 5, Issue 2, 1995, Pages 2778-2781

  Yi, H R ^a   Winkler, D ^a   Ivanov, Z G ^a   Claeson, T ^a  

^a CHALMERS UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

AMORPHOUS FILMS; ATOMIC FORCE MICROSCOPY; CARBON; CRITICAL CURRENTS; CURRENT VOLTAGE CHARACTERISTICS; ELECTRON BEAM LITHOGRAPHY; HYSTERESIS; LANTHANUM COMPOUNDS; MAGNETIC FIELDS; SUBSTRATES; YTTRIUM COMPOUNDS;

CURRENT DISTRIBUTION; FRAUNHOFER PATTERN; ION MILLING MASK; LANTHANUM ALUMINATE; MCCUMBER CONSTANT; STEP EDGE JUNCTIONS; YTTRIUM BARIUM COPPER OXIDES;

JOSEPHSON JUNCTION DEVICES;

EID: 0029324733     PISSN: 10518223     EISSN: 15582515     Source Type: Journal    
DOI: 10.1109/77.403167     Document Type: Article

References (8)

1. G. Friedl, M. Vildic, B. Roas, D. Uhl, F. Bömmel, M. Römheld, B. Hillenbrand, B. Stritzker, and G. Daalmans, “Low 1/f noise single-layer YBa2Cu3Oxdc SQUID at 77 K,” Appl. Phys. Lett. vol. 60, pp. 3048-3050, June 1992.
2. Y. Zhang, M. Mück, K. Herrmann, J. Schubert, W. Zander, A. I. Braginski, and C. Heiden, “Sensitive rf-SQUIDs and magnetometers operating at 77 K,” IEEE Trans. Appl. Supercond. vol. 3, pp. 2465-2468, March 1993.
3. J. Z. Sun, W. J. Gallagher, A. C. Callegari, V. Foglietti, and R. H. Koch, “Improved process for high-Tc superconducting step-edge junctions,” Appl. Phys. Lett., vol 63, pp. 1561-1563, September 1993.
4. H. R. Yi, Z. G. Ivanov, D. Winkler, Y. M. Zhang, H. Olin, P. Larsson, and T. Claeson, “Improved step edges on LaA1O3 substrates by using amorphous carbon etch masks,” Appl. Phys. Lett., vol. 65, pp. 1177-1179, August 1994.
5. D. E. McCumber, “Effect of ac impedance on dc voltage-current characteristics of superconductor weak-link junctions,” J. Appl. Phys. vol. 39, pp. 3113-3118, June 1968.
6. D. Winkler, Y. M. Zhang, P. A. Nilsson, E. A. Stepantsov, and T. Claeson, “Electromagnetic properties at the grain boundary interface of a YBa2Cu3O7-xbicrystal Josephson junction,” Phys. Rev. Lett. vol. 72, pp. 1260-1263, February 1994.
7. A. Barone, G. Paterno, Physics and Applications of the Josephson Effect. John Wiley & Sons, Inc. 1982.
8. P. A. Rosenthal, M. R. Beasley, K. Char, M. S. Colclough, and G. Zaharchuk, “Flux focusing effects in planar thin-film grain-boundary Josephson junctions,” Appl. Phys. Lett. vol. 59, pp. 3482-3484, December 1991.