Claims
- 1. A method of forming a biaxially aligned superconductor on a non-biaxially aligned substrate substantially chemically inert to the biaxially aligned superconductor comprising: providing a non-biaxially aligned substrate chemically inert to the superconductor, and depositing a biaxially aligned superconductor material directly on the non-biaxially aligned substrate.
- 2. The method of claim 1, wherein the substrate is a metal or alloy selected from the group consisting of Ag, Ag alloys, Au, Au alloys, Pt and Pt alloys.
- 3. The method of claim 2, wherein the biaxially aligned superconductor is deposited by ablation or by vapor deposition.
- 4. The method of claim 2, wherein the biaxially aligned superconductor comprises a member of YBCO family of oxide superconductors.
- 5. The method of claim 4, wherein YBCO oxide superconductor is doped with Ca.
- 6. The method of claim 1, wherein the substrate is randomly oriented.
- 7. A method of depositing a biaxially aligned superconductor on a non-biaxially aligned substrate substantially chemically inert to the biaxially aligned superconductor comprising: forming a plume of superconductor material, providing a non-biaxially aligned substrate chemically inert to the superconductor, and contacting the plume and the non-biaxially aligned substrate at an angle greater than 0° and less than 90° to deposit a biaxially aligned superconductor on the non-biaxially aligned substrate.
- 8. The method of claim 7, wherein the biaxially aligned superconductor comprises a member of the YBCO family of oxide superconductors.
- 9. The method of claim 7, wherein the biaxially aligned superconductor comprises BSCCO 2223 phase.
- 10. The method of claim 7, wherein the biaxially aligned superconductor comprises BSCCO 2212 phase.
- 11. The method of claim 7, wherein the biaxially aligned superconductor comprises a member of the TBSCCO family of oxide superconductors.
- 12. The method of claim 7, wherein the biaxially aligned superconductor comprises a member of the HBSCCO family of oxide superconductors.
- 13. The method of claim 7, wherein the non-biaxially aligned substrate is a metal or alloy.
- 14. The method of claim 13, wherein substrate is one or more of Ag, Ag alloys, Au, Au alloys, Pt and Pt alloys.
- 15. The method of claim 14, wherein the substrate is randomly oriented.
- 16. The method of claim 14, wherein the substrate is maintained at a temperature greater than about 700° C.
- 17. The method of claim 16, wherein the substrate is maintained at a temperature in the range of from about 720° C. to about 800° C.
- 18. A method of depositing a biaxially aligned superconductor on a non-biaxially aligned metal or alloy substrate substantially chemically inert to the biaxially aligned superconductor comprising: forming a plume of superconductor material, providing a non-biaxially aligned metal or alloy substrate substantially chemically inert to the superconductor, and contacting the plume directly with the surface of the non-biaxially aligned metal or alloy substrate at an angle greater than 0° and less than 90° to deposit a biaxially aligned superconductor on the non-biaxially aligned metal or alloy substrate.
- 19. The method of claim 18, wherein the biaxially aligned superconductor comprises a member of YBCO family of oxide superconductors.
- 20. The method of claim 19, wherein YBCO oxide superconductor is doped with Ca.
- 21. The method of claim 20, wherein the metal or alloy substrate is one or more of Ag, Ag alloys, Au, Au alloys, Pt and Pt alloys.
- 22. The method of claim 21, wherein the substrate is maintained at a temperature greater than about 700° C.
- 23. The method of claim 18, wherein the metal or alloy substrate is randomly oriented.
- 24. The method of claim 22, wherein the substrate is maintained at a temperature in the range of from about 720° C. to about 800° C.
- 25. The method of claim 24, wherein the angle between the plume and the substrate is in the range of from about 20° to about 70°.
- 26. The method of claim 25, wherein the angle between the plume and the substrate is in the range of from about 50° to about 65°.
- 27. A method of depositing a biaxially aligned superconductor on a non-biaxially aligned substrate substantially chemically inert to the biaxially aligned superconductor comprising: forming a plume of a member of the MGB2 family of superconductors providing a non-biaxially aligned substrate chemically inert to the superconductor, and contacting the plume and the non-biaxially aligned substrate at an angle greater than 0° and less than 90° to deposit a biaxially aligned member of the MGB2 family of superconductors on the non-biaxially aligned substrate.
CONTRACTUAL ORIGIN OF THE INVENTION
The United States Government has rights in this invention pursuant to Contract No. W-31-109-ENG-38 between the U.S. Department of Energy (DOE) and The University of Chicago representing Argonne National Laboratory.
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