Universal self-field critical current for thin-film superconductors

Nature Communications

Volumn 6, Issue , 2015, Pages

  Talantsev, E F ^a   Tallon, J L ^a  

^a VICTORIA UNIVERSITY OF WELLINGTON   (New Zealand)

Author keywords

[No Author keywords available]

Indexed keywords

METAL; OXIDE;

CURRENT VELOCITY; MAGNETIC FIELD; MAGNITUDE; ORGANIC COMPOUND; SUPERCONDUCTIVITY; THERMODYNAMICS;

ARTICLE; FERMION; FILM; SUPERCONDUCTOR; TEMPERATURE DEPENDENCE; THICKNESS; THIN-FILM SUPERCONDUCTOR;

ENGLAND; LONDON [ENGLAND]; UNITED KINGDOM;

EID: 84938631499     PISSN: None     EISSN: 20411723     Source Type: Journal    
DOI: 10.1038/ncomms8820     Document Type: Article

References (55)

1. Foltyn, S. R. et al. Materials science challenges for high-temperature superconducting wire. Nat. Mater. 6, 631-642 (2007).
2. Silsbee, F. B. Note on electrical conduction in metals at low temperatures. J. Franklin Inst. 184, 111 (1917).
3. Poole, C. P., Farach, H. A., Creswick, R. J. & Prozorov, R. Superconductivity Chaps 2, 11, 12, 14 (Academic Press, 2007).
4. London, H. Phase-equilibrium of supraconductors in a magnetic field. Proc. R. Soc. Lond. A 152, 650 (1935).
5. Prozorov, R. & Kogan, V. G. London penetration depth in iron-based superconductors. Rep. Prog. Phys. 74, 124505 (2011).
6. Won, H. & Maki, K. d-wave superconductor as a model of high-Tc superconductors. Phys. Rev. B 49, 1397-1402 (1994).
7. Kogan, V. G., Martin, C. & Prozorov, R. Superfluid density and specific heat within a self-consistent scheme for a two-band superconductor. Phys. Rev. B 80, 014507 (2009).
8. Sonier, J. E. et al. Hole-doping dependence of the magnetic penetration depth and vortex core size in YBa2Cu3Oy: evidence for stripe correlations near 1/8 hole doping. Phys. Rev. B 76, 134518 (2007).
9. Cichorek, T. et al. Pronounced enhancement of the lower critical field and critical current deep in the superconducting state of PrOs4Sb12. Phys. Rev. Lett. 94, 107002 (2005).
10. MacLaughlin, D. E. et al. Muon spin relaxation and isotropic pairing in superconducting PrOs4Sb12. Phys. Rev. Lett. 89, 157001 (2002).
11. Bauer, E. D., Frederick, N. A., Ho, P.-C., Zapf, V. S. & Maple, M. B. Superconductivity and heavy fermion behavior in PrOs4Sb12. Phys. Rev. B 65, 100506(R) (2002).
12. Wimbush, S. C., Schultz, L. & Holzapfel, B. Critical current in YNi2B2C and HoNi2B2C thin films. Physica C 388-389, 191-192 (2003).
13. Bartolf, H., Engel, A., Schilling, A., Ilin, K. & Siegel, M. Fabrication of metallic structures with lateral dimensions less than 15 nm and Jc(T)-measurements in NbN micro-and nanobridges. Physica C 468, 793-796 (2008).
14. Engel, A. et al. Temperature-and field-dependence of critical currents in NbN microbridges. J. Phys. Conf. Ser. 97, 012152 (2008).
15. Clem, J. R., Bumble, B., Raider, S. I., Gallagher, W. J. & Shih, Y. C. Ambegaokar-Baratoff-Ginzburg-Landau crossover effects on the critical current density of granular superconductors. Phys. Rev. B 35, 6637-6642 (1987).
16. Dagan, Y., Krupke, R. & Deutscher, G. Determination of the superconducting gap in YBa2Cu3O7-d by tunneling experiments under magnetic fields. Phys. Rev. B 62, 146-149 (2000).
17. Tallon, J. L., Barber, F., Storey, J. G. & Loram, J. W. Coexistence of the superconducting energy gap and pseudogap above and below the transition temperature of cuprate superconductors. Phys. Rev. 87, 140508(R) (2013).
18. Yu, L. et al. Evidence for two separate energy gaps in underdoped hightemperature cuprate superconductors from broadband infrared ellipsometry. Phys. Rev. Lett. 100, 177004 (2008).
19. Sacuto, A. et al. Electronic Raman scattering in copper oxide superconductors: Understanding the phase diagram. C. R. Physique 12, 480-501 (2011).
20. Hardy, W. N., Bonn, D. A., Morgan, D. C., Liang, R. & Zhang, K. Precision measurements of the temperature dependence of l in YBa2Cu306.95: strong evidence for nodes in the gap function. Phys. Rev. Lett. 70, 3999-4002 (1993).
21. Kihlstrom, K. E., Simon, R. W. & Wolf, S. A. Tunneling a2F(o) from sputtered thin-film NbN. Phys. Rev. B 32, 1843-1845 (1985).
22. Loram, J. W., Luo, J., Cooper, J. R., Liang, W. Y. & Tallon, J. L. Evidence on the pseudogap and condensate from the electronic specific heat. J. Phys. Chem. Solids 62, 59-64 (2001).
23. Tallon, J. L., Loram, J. W. & Cooper, J. R. The superfluid density in cuprate high-Tc superconductors - a new paradigm. Phys. Rev. B 68, 180501(R) (2003).
24. Tallon, J. L., Cooper, J. R., Naqib, S. H. & Loram, J. W. Scaling relation for the superfluid density in cuprate superconductors. Phys. Rev. B 73, 180504(R) (2006).
25. Tallon, J. L. et al. In-plane anisotropy of the penetration depth due to superconductivity on the CuO chains in YBa2Cu3O7-d, Y2Ba4Cu7O15-d and YBa2Cu4O8. Phys. Rev. Lett. 74, 1008-1011 (1995).
26. Storey, J. G. & Tallon, J. L. Two-component electron fluid in underdoped high-Tc cuprate superconductors. Europhys. Lett. 98, 17011 (2012).
27. Yang, K.-Y., Rice, T. M. & Zhang, F.-C. Phenomenological theory of the pseudogap state. Phys. Rev. B 73, 174501 (2006).
28. Fujita, K. et al. Simultaneous transitions in cuprate momentum-space topology and electronic symmetry breaking. Science 344, 612-616 (2014).
29. Naqib, S. H., Cooper, J. R., Tallon, J. L., Islam, R. S. & Chakalov, R. A. Doping phase diagram of Y1-xCaxBa2(Cu1-yZny)3O7-d from transport measurements: tracking the pseudogap below Tc. Phys. Rev. B 71, 054502 (2005).
30. Tallon, J. L., Barber, F., Storey, J. G. & Loram, J. W. Coexistence of the superconducting gap and pseudogap above and below the transition temperature in cuprate superconductors. Phys. Rev. B. 87, 140508(R) (2013).
31. Tallon, J. L. et al. Critical doping in overdoped high-Tc superconductors: a quantum critical point? Phys. Stat. Sol. (b) 215, 531-540 (1999).
32. Talantsev, E. F. et al. Hole doping dependence of critical currents in YBCO conductors. Appl. Phys. Lett. 104, 242601 (2014).
33. Grissonnanche, G. et al. Direct measurement of the upper critical field in a cuprate superconductor. Nat. Commun. 5, 3280 (2014).
34. Panagopoulos, C. et al. Evidence for a generic quantum glass transition in high-Tc cuprates. Phys. Rev. B 66, 064501 (2002).
35. Bernhard, C. et al. Suppression of the superconducting condensate in the high-Tc cuprates by Zn substitution and overdoping: evidence for an unconventional pairing state. Phys. Rev. Lett. 77, 2304-2307 (1996).
36. Brojeny, A. B. & Clem, J. R. Self-field effects upon critical current density of flat superconducting strips. Supercond. Sci. Technol. 18, 888-895 (2005).
37. Brandt, E. H. & Indenbom, M. Type-II-superconductor strip with current in a perpendicular magnetic field. Phys. Rev. B 48, 12893-12906 (1993).
38. Tinkham, M. Introduction to Superconductivity Ch. 5 (McGraw-Hill, 1996).
39. Stejic, G. et al. Effect of geometry on the critical currents of thin films. Phys. Rev. B 49, 1274-1288 (1994).
40. Zhou, H. et al. Improved microstructure and enhanced low-field Jc in (Y0.67Eu0.33)Ba2Cu3O7-d films. Supercond. Sci. Technol. 21, 025001 (2008).
41. Arendt, P. N. et al. High critical current YBCO coated conductors based on IBAD MgO. Physica C 412-414, 795-800 (2004).
42. Feldmann, D. M. et al. Through-thickness superconducting and normal-state transport properties revealed by thinning of thick film ex situ YBa2Cu3O7-x coated conductors. Appl. Phys. Lett. 83, 3951-3953 (2003).
43. 3addition. Supercond. Sci. Technol. 22, 85013 (2009).
44. 3additions. Supercond. Sci. Technol. 23, 115016 (2010).
45. Lin, J.-Y. et al. Flux pinning in YBa2Cu3O7-d thin films with ordered arrays of columnar defects. Phys. Rev. B 54, R12717-R12720 (1996).
46. Roas, B., Hensel, B., Saemann-Ischenko, G. & Schultz, L. Irradiation-induced enhancement of the critical current density of epitaxial YBa2Cu3O7-x thin films. Appl. Phys. Lett. 54, 1051-1053 (1989).
47. Schindler, W., Roas, B., Saemann-Ischenko, G., Schultz, L. & Gerstenberg, H. Anisotropic enhancement of the critical current density of epitaxial YBa2Cu3O7-x films by fast neutron irradiation. Physica C 169, 117-122 (1990).
48. Vostner, A. et al. Neutron irradiation studies on Y-123 thick films deposited by liquid phase epitaxy on single crystalline substrates. Physica C 399, 120-128 (2003).
49. Withnell, T. D., Schöppl, K. R., Durrell, J. H. & Weber, H. W. Effects of irradiation on vicinal YBCO thin films. IEEE Trans. Appl. Supercon. 19, 2925-2928 (2009).
50. Eisterer, M., Fuger, R., Chudy, M., Hengstberger, F. & Weber, H. W. Neutron irradiation of coated conductors. Supercond. Sci. Technol. 23, 014009 (2010).
51. Luan, L. et al. Local measurement of the superfluid density in the pnictide superconductor Ba(Fe1-xCox)2As2 across the superconducting dome. Phys. Rev. Lett. 106, 067001 (2011).
52. Ren, C. et al. Evidence for two energy gaps in superconducting Ba0.6K0.4Fe2As2 single crystals and the breakdown of the Uemura plot. Phys. Rev. Lett. 101, 257006 (2008).
53. Khasanov, R. et al. Two-gap superconductivity in Ba1-xKxFe2As2: a complementary study of the magnetic penetration depth by muon-spin rotation and angle-resolved photoemission. Phys. Rev. Lett. 102, 187005 (2009).
54. Goko, T. et al. Superconducting state coexisting with a phase-separated static magnetic order in (Ba, K)Fe2As2, (Sr, Na)Fe2As2, and CaFe2As2. Phys. Rev. B 80, 024508 (2009).
55. Guguchia, Z. et al. Muon-spin rotation measurements of the magnetic penetration depth in the iron-based superconductor Ba1-xRbxFe2As2. Phys. Rev. B 84, 094513 (2011).