Sensing Application — Reversible Molecule Interactions Enable Ultrastretchable and Recyclable Ionogels for Wearable Piezoionic Sensors

Measurement evidence

Sensing Application

Reversible Molecule Interactions Enable Ultrastretchable and Recyclable Ionogels for Wearable Piezoionic Sensors · Chen Y., Chen Y., Gao R. et al. · ACS Applied Materials and Interfaces · 2024 · 50027-50035

3 measurement groups · 10 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

Continuous bending cycling stability

ionogel-based flexible strain sensor · Electrode

Flexible sensor output monitored during continuous bending under ambient conditions.

Atmosphere
ambient conditions
Geometry
flexible MWCNT/ionogel/MWCNT sensor
Context
application device based on optimal composite ionogel
Measurement source
50031 · 3.3 · Figure 4f
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
continuous bending cycle count3000 bending cyclesText
Rounded Reported
50031 · 3.3 · Figure 4f
sensing output retention after cyclingdoes not deteriorate after 3000 bending cyclesno numeric retention percentage reported in main textQualitative
Qualitative
50031 · 3.3 · Figure 4f

Force-voltage bending response with computer-controlled step motor

ionogel-based flexible strain sensor · Electrode

Step-displacement platform controlled bending deformation; strain scale estimated from step displacement divided by ionogel length.

Atmosphere
ambient conditions
Geometry
flexible MWCNT/ionogel/MWCNT sensor
Context
application device based on optimal composite ionogel
Measurement source
50031 · 3.3 · Figure 4b-d
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
voltage at largest plotted step displacementMarked as a best value within this paperapproximately 14 mV at 10 mm step displacement0.014 Vvisual estimate from Figure 4d axisVisual Estimate
Approximate
50031 · 3.3 · Figure 4d
linear response R-squareR-square = 0.9826 at 10-50% strain scaleText
Exact Reported
50031 · 3.3 · Figure 4d; Figure S9
maximum strain scale for linear response50% strain scaleText
Rounded Reported
50031 · 3.3 · Figure 4d; Figure S9
minimum strain scale for linear response10% strain scaleText
Rounded Reported
50031 · 3.3 · Figure 4d; Figure S9

Wearable human-motion voltage response

ionogel-based flexible strain sensor · Electrode

Sensor attached to throat, face, spine, knee, ankle, finger, mouse and wrist locations for motion detection.

Atmosphere
ambient conditions
Geometry
flexible wearable sensor attached to skin or device surfaces
Context
application device based on optimal composite ionogel
Measurement source
50032 · 3.4 · Figures 5-6
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
knee bending peak voltageMarked as a best value within this paperapproximately 16 mV peak for about 30 degrees knee bending0.016 Vvisual estimate from Figure 5f axisVisual Estimate
Approximate
50032 · 3.4 · Figure 5f
speaking throat-vibration peak voltageapproximately 0.30 mV peak0.0003 Vvisual estimate from Figure 5a axisVisual Estimate
Approximate
50032 · 3.4 · Figure 5a
swallowing throat-vibration peak voltageapproximately 0.8 mV peak0.0008 Vvisual estimate from Figure 5b axisVisual Estimate
Approximate
50032 · 3.4 · Figure 5b
wrist up-and-down peak voltageapproximately 12 mV peak0.012 Vvisual estimate from Figure 6d axisVisual Estimate
Approximate
50032 · 3.4 · Figure 6d