Wide dynamic range SQUID magnetometer with noise cancellation for magnetocardiogram without magnetically shielded room

K. Kobayashi, T. Murakami, D. Oyama
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引用次数: 1

Abstract

A wide dynamic range SQUID magnetometer is developed in this study. This magnetometer uses the flux quanta counting method with direct-feedback noise cancellation in order to improve the signal-noise ratio in magnetocardiogram measured without the magnetically shielded room.
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宽动态范围SQUID消噪磁力计,适用于无磁屏蔽室的心脏磁图
研制了一种宽动态范围的SQUID磁强计。该磁强计采用直接反馈消噪的磁量子计数方法,提高了无磁屏蔽室测量的心磁图信噪比。
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