the applied superconductivity center the national high magnetic field laboratory - fsu grain/gb...

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The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement by the filament structure forces Bi2212 to grow along the wire direction. Thin but large grain shape presumably due to slow cooling. Quasi-textured regions alternate with untextured regions.

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Page 1: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

Grain/GB structure in a Bi2212 filament

10 µm

2-dimentional confinement by the filament structure forces Bi2212 to grow along the wire direction.Thin but large grain shape presumably due to slow cooling.Quasi-textured regions alternate with untextured regions.

Page 2: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 3: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 4: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 5: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 6: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 7: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 8: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 9: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 10: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 11: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 12: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 13: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 14: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 15: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 16: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 17: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 18: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 19: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

Page 20: The Applied Superconductivity Center The National High Magnetic Field Laboratory - FSU Grain/GB structure in a Bi2212 filament 10 µm 2-dimentional confinement

The Applied Superconductivity CenterThe National High Magnetic Field Laboratory - FSU

10 µm

*Animation made by P. J. Lee

Invited Talk by Fumitake Kametani: Where does the current flow in macroscopically untextured Bi2212 round wires?

F. Kametani, J. Jiang, N. Craig, M. R. Matras, E. E. Hellstrom and D. C. LarbalestierApplied Superconductivity Center, National High Magnetic Field Laboratory, Florida State UniversityTallahassee FL 32310

Bi2212 round wires provided by OST