1+ day, 2+ hour ago   (647+ words) Until now, scalable strain-sensing coatings have often faced a trade-off between easy spray processing, long-term weather resistance, and reliable electromechanical performance," Meng notes. By using covalently functionalized graphene to build a stable conductive network within a sprayable polyurea, we show…...

6+ mon, 1+ week ago   (414+ words) The Waterkeeper Alliance has identified a river in the country with the highest levels of per- and polyfluoroalkyl substances (PFAS), and it's located in South Carolina. Residents who fish from the Pocotaligo River " a tributary of the Black River situated…...