Hele Savin

Hele Irene Savin (née Väinölä; born 1 August 1977 in Imatra) is a Finnish scientist and inventor, best known for her research in solar cells and is a professor of micro and nanoelectronics at Aalto University. She is publicly known as an inventor and developer of high-efficiency solar cells using nanostructured, so-called black silicon.

Savin is listed by the U.S. Patent Office as co-inventor of nine patented devices.

Savin received awards for her "pioneering research" She is a member of the Academy of Technical Sciences.