“These Batteries Don’t Quit—Even at -63°F”: China’s Breakthrough Iron-Air Technology Powers Phones and LEDs in Extreme Cold, Stunning Industry Leaders

“These Batteries Don’t Quit—Even at -63°F”: China’s Breakthrough Iron-Air Technology Powers Phones and LEDs in Extreme Cold, Stunning Industry Leaders

IN A NUTSHELL 🔋 Researchers at the University of Nanjing have developed a groundbreaking hydrogel-based iron-air battery using common warm pastes. ❄️ The battery operates efficiently in extreme conditions, maintaining performance even at -4 degrees Fahrenheit. 📱 With practical applications, four cells connected in series can charge a smartphone and power LED lights. 🌍 This [...]