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A sub-1dB NF dual-channel on-coil CMOS receiver for Magnetic Resonance Imaging
(2017)Digest of Technical Papers / IEEE International Solid State Circuits Conference ~ 2017 IEEE International Solid-State Circuits Conference (ISSCC)Magnetic Resonance Imaging (MRI) is a widely used medical imaging technique. It employs a strong static magnetic field (1.5 to 10.5T for human imaging) to split the spin states of the 1 H nuclei in the body, and RF excitation to induce transitions and coherence among them. Gradient fields are superimposed to modulate the 1 H resonance frequency, which enables spatially distinguishable signals to be picked up by RF receive coils. A high-field ...Other Conference Item -