Science Advances

This PDF file includes:

• Effects of scaling on sensor
  
• Mechanical characterization: Cyclic loading
  
• fig. S1. Coplanar electrode capacitor with a finger.
  
• fig. S2. Finger on an array of capacitive sensors.
  
• fig. S3. Effect of scaling on change in capacitance along a row due to a touch at a single taxel.
  
• fig. S4. Steps of mechanical test.
  
• fig. S5. Plot showing change in capacitance in percentage due to a touch after cycles of 10% strain, followed by a buckling with a radius of curvature of 16 mm.
  
• Reference (38)

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Other Supplementary Material for this manuscript includes the following:

• movie S1 (.mp4 format). Video showing proximity detection.
  
• movie S2 (.mp4 format). Video showing the sensor being stretched and then being touched while being stretched.
  
• movie S3 (.mp4 format). Video showing the sensor being bent and a finger touching it while bending.
  
• movie S4 (.mp4 format). Video showing a finger moving across the sensor and the sensor’s response to it.
  
• movie S5 (.mp4 format). Video showing multiple fingers touching the sensor at multiple locations.
• movie S6 (.mp4 format). Video showing an accidental coffee spill on the sensor and continued functionality after wiping it clean.
  
• movie S7 (.mp4 format). Video showing a wrist gear made using this sensor and an LED grid under it to demonstrate potential use as part of a wearable device.