Ionic polyurethane-based triboelectric generator with self-healing, biodegradable, and enhanced power output

https://techxplore.com/news/2024-08-technology-energy-device-incurred-generating.html

"self-heals mechanical damage caused by continuous friction... recyclable/ decomposed with microorganisms... imidazolium ions for self-healing/ high electro-positive properties, and polycaprolactone-based polyurethane... 436.8 mW/m2 power density, 90% self-healing efficiency,.. recycling: 21% initial mass remains >300 days biodegradation... soft electronics, wearables... future: commercialization"

Related: Researchers solve long-standing challenge for piezoelectric materials
https://phys.org/news/2024-08-piezoelectric-materials.html