Fig. 3: Performance characteristics of the sensing array. | Nature Communications

Fig. 3: Performance characteristics of the sensing array.

From: Large-area and soft magnetoelastic sensing for normal and shear stress distribution toward pressure injury prevention

Fig. 3

a Response to temperature changes under cyclic loading. b Durability under 20,000 loading cycles. c Magnetic flux density vs. interfacial substrate modulus (E) under constant normal and shear stresses. d Response to the subject weight and geomagnetic factors during surgical bed rotation. e Cross-talk analysis between adjacent sensing nodes. f Signal stability during 6-hour aqueous immersion. g Tri-axial sensing node calibration: range and accuracy. h 3D-SSA measured stress distributions in the lumbosacral region. i Comparison of pressure measurements with commercial sensor.

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