Nb-Ti filamant onion blossom superimposed on the Frank Shaw Building, the new home of the Applied Superconductivity Center

NHMFL > ASC > Image Gallery > SC Art > 2D

ArrowSuperconductor Art Gallery: 2d Images Page 2

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Nb-Ti strand for the SSC manufactured by IGC-AS.
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False color FESEM and light microscope montage for SSC Nb-Ti strand manufactured by IGC-AS.

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Another SSC Nb-Ti strand (IGC-AS) variant, this time with more filament detail.
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False color image showing filaments in unreacted MJR sub-element: TWC MJR Nb3Sn.
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Etch cross-section of LMI Nb3Sn strand for ITER showing partially reacted filaments with columnar interior A15 grains. FESEM.
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False color image of fully reacted filament from LMI-ITER Nb3Sn strand.
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LMI Nb3Sn strand for ITER. Etched partial cross-section showing three filaments adjacent to the diffusion barrier. FESEM.

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Light microscope image of LMI Nb3Sn prototype strand for ITER showing sub-elements of Nb3Sn filaments surrounded by diffusion barriers.
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A really big FESEM fractograph of a Mitsubishi prototype Nb3Sn strand for ITER. The filaments from this composite were particularly uniform and the properties were the best of the ITER developmental program.

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A polished transverse cross-section of a Mitsubishi ITER Nb3Sn strand has been imaged by FESEM and then analyzed for filament size, uniformity and distribution (which in this case is particularly good). The analyzed filaments are highlighted in green.

All the ASC source photographs on this website are copyrighted and may not be used without the express permission of the © holders.

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