Surface state and normal layer effects in high-Tc superconductors

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 2697, Issue , 1996, Pages 44-55

  Klemm, Richard A ^a   Ledvij, Marko ^a   Liu, Samuel H ^b  

^a ARGONNE NATIONAL LABORATORY   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Meissner effect; Normal layers; Order parameter; Penetration depth; Photoemission; Proximity; SQUIDs; Superconductivity; Surface states; Trapped flux

Indexed keywords

COPPER OXIDES; CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY); DISTANCE MEASUREMENT; ELECTRIC CONDUCTIVITY; NUCLEAR MAGNETIC RESONANCE; OXIDE SUPERCONDUCTORS; PHOTOELECTRICITY; PHOTOEMISSION; SQUIDS; SUPERCONDUCTING MATERIALS; SUPERCONDUCTIVITY;

MEISSNER EFFECT; NORMAL LAYERS; ORDER PARAMETER; PENETRATION DEPTH; PROXIMITY; SURFACE STATES; TRAPPED FLUX;

PENETRATION DEPTH (SUPERCONDUCTIVITY);

EID: 0008274387     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.250261     Document Type: Conference Paper

References (81)

1. 7," Phys. Rev. Lett. 63, 1008 (1989).
2. T. Hasegawa et al., "Atomic site tunneling spectroscipy on oxide superconductors," J. Phys. Chem. Solids 53, 1643 (1992).
3. 7-δ) and a conventional superconductor (Pb)," Phys. Rev. Lett. 72, 2267 (1994).
4. 7-δ/Pb Josephson junctions," Appl. Phys. Lett. 66, 105 (1995).
5. 7-δ: Josephson-tunneling studies," Phys. Rev. B 52, R15731 (1995).
6. 7-x to Pb: Evidence for s-wave component from microwave induced steps," (unpublished).
7. 7-δ," Phys. Rev. Lett. 74, 4523 (1995).
8. D. A. Wollman et al., "Experimental determination of the superconductivng pairing state in YBCO from the phase coherence of YBCO-Pb dc SQUIDs," Phys. Rev. Lett. 71, 2134 (1993).
9. 7-Pb Josephson junctions," Phys. Rev. Lett. 74, 797 (1995).
10. 6.95: Strong evidence for nodes of the gap function," Phys. Rev. Lett. 70, 3999 (1993).
11. 7-δ epitaxial films," Phys. Rev. Lett. 72, 1084 (1994).
12. 7-δ," Phys. Rev. Lett. 73, 593 (1994);
13. c grain boundaries," (unpublished).
14. 7," Phys. Rev. Lett. 75, 316 (1995);
15. 7," Phys. Rev. Lett. 75, 2396 (1995).
16. 6.95," J. Phys. Soc. Jpn. 57, 2280 (1988).
17. 6.95 as determined from the specific heat," Phys. Rev. Lett. 73, 2744 (1994).
18. 1/2T contribution in the mixed state," Physica C 252, 237 (1995).
19. y single crystals," Phys. Rev. B 48, 10530 (1993).
20. x2-y2 pairing," Phys. Rev. Lett. 72, 396 (1994);
21. T. P. Devereaux, "Theory of electronic Raman scattering in disordered unconventional superconductors," Phys. Rev. Lett. 74, 4313 (1995).
22. 7-δ," Phys. Rev. Lett. 72, 2632 (1994);
23. O. Valls, "Transverse magnetization: Theory and experiment," Bull. Am. Phys. Soc. 40, 2 (1995).
24. 7-x via Andreev scattering of quasiparticles," Phys. Rev. Lett. 74, 5136 (1995);
25. ibid. 75, 3028 (1995).
26. x crystal surface by LT-STM/STS," J. Phys. Soc. Jpn. 64, 1287 (1995).
27. 8+δ," Phys. Rev. Lett. 70, 1553 (1993).
28. 8," Phys. Rev. Lett. 74, 2784 (1995);
29. ibid. 75, 1425 (1995).
30. c superconductors - progress and unresolved issues," Bull. Am. Phys. Soc. 40, 745 (1995).
31. 8: Fermi surface, dispersion, and absence of bilayer splitting," unpublished.
32. 8 single crystals," Phys. Rev. Lett. 68, 1069 (1992).
33. R. A. Fisher et al., "Specific-heat measurements of superconducting Bi-Ca-Sr-Cu and Tl-Ca-Ba-Cu oxides: Absence of a linear term in the specific heat of Bi-Ca-Sr-Cu oxides," Phys. Rev. B 38, 11942 (1988).
34. y," Phys. Rev. B 48, 13939 (1993).
35. 8+δ crystals," Phys. Rev. Lett. 75, 4516 (1995).
36. W. Braunisch et al., "Paramagnetic Meissner effect in high-temperature superconductors," Phys. Rev. B 48, 4030 (1993).
37. M. Sigrist and T. M. Rice, "Unusual paramagnetic phenomena in granular high-temperature superconductors - A consequence of d-wave pairing?," Rev. Mod. Phys. 67, 503 (1995).
38. 4," Phys. Rev. Lett. 72, 2263 (1994).
39. 4 by Raman spectroscopy," Phys. Rev. Lett. 73, 3290 (1994).
40. 4," Phys. Rev. Lett. 71, 919 (1993).
41. 4+δ, " Phys. Rev. B 50, 651 (1994).
42. 4+δ: BCS-like gap structure," Phys. Rev. B 49, 3683 (1994);
43. 4+δ tunnel junctions," IEEE Trans. Appl. Supercond. 5 (2), 1502 (1995).
44. 6+6 superconductors," (unpublished).
45. 4," Phys. Rev. Lett. 70, 85 (1993).
46. J. F. Zasadzinski et al., "Tunneling density of states in cuprate and bismuthate superconductors," J. Phys. Chem. Solids 53, 1635 (1992).
47. 7-δ,"Phys. Rev. B 42, 6217 (1990).
48. 6.9: Positron annihilation studies," J. Phys. Chem. Solids 54, 1239 (1993).
49. 8 superconductors," Phys. Rev. Lett. 74, 598 (1995).
50. 7-δ: Charge density waves?," Phys. Rev. Lett. 73, 1154 (1994);
51. 7-x detected by scanning tunneling spectroscopy," Phys. Rev. Lett. 75, 1387 (1995).
52. 7-δ," (unpublished).
53. c superconductor," Physica C 152, 251 (1988).
54. 8 single crystals showing zero resistance at 97 K," Physica C 241, 10 (1995).
55. c superconductor with monoclinic symmetry," Acta Cryst. B (unpublished).
56. D. J. Singh and W. E. Pickett, "Structural modifications in bismuth cuprates: Effects of the electronic structure and Fermi surface," Phys. Rev. B 51, 3128 (1995).
57. P. Coppens et al., "Structural complications in superconducting solids: Chemical disorder, structural modulation, and low temperature phase transitions in the Bi-Sr-Ca cuprates," in Superconductivity and Applications, ed. by H. S. Kwok et al., pp. 285-301 (Plenum Press, New York, 1990).
58. 4+δ superconductor," Physica C 212, 233 (1993).
59. 4," Physica C 212, 228 (1993).
60. M. Tachiki, S. Takahashi, F. Steglich, and H. Adrian, "Tunneling conductance in layered oxide superconductors," Z. Phys. B 80, 161 (1990).
61. c superconductors," Phys. Rev. Lett. 74, 2343 (1995).
62. 7-x via Andreev scattering of quasiparticles'," Phys. Rev. Lett. (to be published).
63. 7-δ single crystals," Phys. Rev. B 51, 3316 (1995).
64. 2 planes," Phys. Rev. B 50, 3511 (1994).
65. 7-δ," in Spectroscopies in Novel Superconductors, ed. by Z. X. Shen, (Stanford, 1995), unpublished.
66. R. A. Klemm, M. Ledvij, and S. H. Liu, "The penetration depth in the model of coupled superconducting planes and normal chains," unpublished.
67. 7," Phys. Rev. B 52, 10601 (1995).
68. n product in c-axis Josephson junctions involving high-temperature superconductors," Phys. Rev. B 52, 12552 (1995).
69. W. A. Atkinson and J. P. Carbotte, "Critical Josephon current in a model Pb/YBCO junctions," Phys. Rev. B 52, 6894 (1995).
70. c superconductors," Phys. Rev. Lett. 73, 1019 (1994); Phys. Rev. B 52, 9657 (1995).
71. 4 superconductors," Phys. Rev. Lett. 75, 1182 (1995).
72. S Massida et al., "Electronic structure of Nd-Ce-Cu-O, a Fermi liquid superconductor," Physica C 157, 571 (1989).
73. c superconductors," unpublished.
74. 8+δ thin films," Phys. Rev. B 52, 12548 (1995).
75. 7-δ single crystals," Phys. Rev. B 49,13283 (1994).
76. D. J. Thompson e al., "Observation of paramagnetic Meissner effect in niobium disks," Phys. Rev. Lett. 75, 529 (1995).
77. P. Kostic et al., "Paramagnetic Meissner effect in Nb," Phys. Rev. B 53, xxxx (1996) (in press).
78. R. A. Klemm, "Comment on 'Experimental determination of the superconducting pairing state in YBCO from the phase coherence of YBCO-Pb dc SQUIDs'," Phys. Rev. Lett. 73, 1871 (1994).
79. 7-Pb Josephson junctions'," unpublished.
80. O. B. Hyun, J. R. Clem, and D. K. Finnemore, "Motion of a single superconducting vortex," Phys. Rev. B 40, 175 (1989).
81. S. L. Miller et al., "Critical currents of cross-type superconducting-normal-superconducting junctions in perpendicular magnetic fields," Phys. Rev. B 31, 2684 (1985).