https://hackaday.com/2026/04/18/using-capacitance-for-extremely-sensitive-proximity-sensing/
Using Capacitance For Extremely Sensitive Proximity Sensing | Hackaday
Capacitive displacement sensors span a wide range of resolution, from the touchscreen sensors which can only detect displacement as a binary state, all the way...
usingcapacitanceextremelysensitiveproximity
https://www.3m.com/3M/en_US/p/c/advanced-materials/embedded-capacitance-materials/
3M Embedded Capacitance Materials | 3M United States
Thin sheets used to reduce PCB impedance, noise, and electromagnetic interference and to simplify PCB layout by decreasing the need for discrete capacitors.
united states3membeddedcapacitancematerials