Abstract: Phonocardiogram (PCG) provides the most valuable information about the mechanical activity of the heart and has a significant role in postoperative out-of-hospital follow-up and cardiac ...
Abstract: We present long-range strain measurements using phase-noise-compensated optical frequency domain reflectometry (PNC-OFDR) over 1.5 km with a strain range of 1000 μϵ. In conventional OFDR, ...
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