High frequency ac bias for direct-coupled dc superconducting quantum interference device readout electronics
2003 ◽
Vol 74
(12)
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pp. 5189-5193
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1997 ◽
Vol 68
(3)
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pp. 1461-1464
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2014 ◽
Vol 85
(5)
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pp. 054707
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2011 ◽
Vol 82
(12)
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pp. 125110
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2014 ◽
Vol 134
(6)
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pp. 369-374
2014 ◽