Type I & II Superconductorsfulling/qvac12/colloquium...Seven years earlier, Ning Li, a theorist who...
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Transcript of Type I & II Superconductorsfulling/qvac12/colloquium...Seven years earlier, Ning Li, a theorist who...
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Type I & II Superconductors
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Podkletnov specifies at least 50 kHz magnetic field
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Podkletnov specifies at least 50 kHz magnetic field
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Hathaway Levitation Results
• Podkletnov specifies at least 50 kHz and a
coarse powder disc
Frequency Coil Core SC Type Coolant Levitation
60 Hz Soft Iron Melt Textured Li Ni Yes
100 - 2000 Hz Soft Iron Melt Textured Li Ni No
5000 Hz Air fine powder YBCO Li He Yes
>5000 Hz Air fine powder YBCO Li He No
100000 Hz Air any Li He No
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Ueda & Smolyak
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Bean’s Model
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Bean’s Model - Hysteresis
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Bean’s Model
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Cornell Application
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Acknowledgements
Dr. Stephen PateDr. Stephen Fulling
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