One perovskite film produced both solar cells and LEDs.

Seong Sik Shin’s team at Sungkyunkwan University reports dramatically fewer defects in the film.

Liquid-assisted crystal growth built the film, with the Korea Research Institute of Chemical Technology, UC San Diego and Princeton.

The announcement gives no efficiency figure or durability result.

How each outlet framed it
Phys.org
emphasizes a single material platform yielding both solar cells and LEDs, from a SKKU-led multi-institution team

Sources: Phys.org