A low-power high-sensitivity single-chip receiver for NMR microscopy
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- 作者：Jens Andersa ; b ; jens.anders@uni-ulm.de" class="auth_mail" title="E-mail the corresponding author ; Jonas Handwerkera ; Maurits Ortmannsa ; Giovanni Boerob
- 关键词：MRI ; Micro-MRI ; NMR microscopy ; Integrated circuits ; CMOS ; Planar microcoils ; Sensitivity correction ; Signal-to-noise ratio
- 刊名：Journal of Magnetic Resonance
- 出版年：2016
- 出版时间：May 2016
- 年：2016
- 卷：266
- 期：Complete
- 页码：41-50
- 全文大小：1614 K
文摘
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Fully-integrated CMOS NMR receiver with co-integrated planar detection coil.
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Spin sensitivity of 16001233&_mathId=si20.gif&_user=111111111&_pii=S1090780716001233&_rdoc=1&_issn=10907807&md5=c2365e235bc1ab19736783068976c4a6" title="Click to view the MathML source">3×101316001233&_mathId=si21.gif&_user=111111111&_pii=S1090780716001233&_rdoc=1&_issn=10907807&md5=1af9a675a19d0700ea1ad53bca09d5e5" title="Click to view the MathML source">1H spins/√Hz at 7 T and 340 pV/√Hz input-referred noise.
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High-resolution sensitivity corrected MR microscopy images down to 5 μm resolution.
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Sensitivity correction algorithm for planar receive coils in constant time imaging.
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Derivation and validation of the relation between spin sensitivity and image SNR.