This array of nearly 150 LEDs is powered by repeatedly sticking and unsticking layers of store-bought tape as part of a triboelectric nanogenerator, along with plastic and aluminum. Zaps of static ...

The Brazilian PV market could see its second consecutive year of contraction, with 2026 additions expected to reach 10.6 GW, a 24% decline from the 15 GW added in 2024. Brazilian photovoltaic ...