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Noise properties of...
Noise properties of high-T-c superconducting flux transformers fabricated using chemical-mechanical polishing
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- Chukharkin Leonidovich, Maxim, 1980 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Kalaboukhov, Alexei, 1975 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Schneiderman, Justin, 1979 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Öisjöen, Fredrik, 1982 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Snigirev, O. (författare)
- M. V. Lomonosov Moscow State University
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- Lai, Zonghe, 1948 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Winkler, Dag, 1957 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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Chalmers tekniska högskola M V. Lomonosov Moscow State University (creator_code:org_t)
- AIP Publishing, 2012
- 2012
- Engelska.
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Ingår i: Applied Physics Letters. - : AIP Publishing. - 0003-6951 .- 1077-3118. ; 101:4, s. Article Number: 042602 -
- Relaterad länk:
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http://publications.... (primary) (free)
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http://publications....
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https://doi.org/10.1...
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https://research.cha...
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Abstract
Ämnesord
Stäng
- Reproducible high-temperature superconducting multilayer flux transformers were fabricated using chemical mechanical polishing. The measured magnetic field noise of the flip-chip magnetometer based on one such flux transformer with a 9 x 9 mm(2) pickup loop coupled to a bicrystal dc SQUID was 15 fT/Hz(1/2) above 2 kHz. We present an investigation of excess 1/f noise observed at low frequencies and its relationship with the microstructure of the interlayer connections within the flux transformer. The developed high-T-c SQUID magnetometers may be advantageous in ultra-low field magnetic resonance imaging and, with improved low frequency noise, magnetoencephalography applications.
Ämnesord
- NATURVETENSKAP -- Fysik -- Den kondenserade materiens fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Condensed Matter Physics (hsv//eng)
Nyckelord
- magnetometers
- magnetic-resonance
- gradiometers
- yba2cu3o7-x
- josephson-junctions
- planarization
- brain
- device
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
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