Perovskite betavoltaic cell sets record efficiency using carbon 14 source

Tokyo, Japan (SPX) Jan 13, 2026
A research team at DGIST has developed a perovskite based self powered betavoltaic battery that achieves what they report as the worlds highest conversion efficiency for this class of device while maintaining long term operational stability. The work targets applications that require continuous reliable power without external charging, such as artificial intelligence systems, internet of things