Dr. Sergii Yakunin obtained PhD degree from National Academy of Sciences of Ukraine in 2007. 2008 - 2013 years Sergii is a Postdoctoral researcher in JKU Linz, Austria in Prof. Wolfgang Heiss group. In 2013 he joined the group of Prof. Maksym Kovalenko group in ETH Zurich, Switzerland where he is a Senior Research Associate (Oberassistent)  since 2018 till 2022. Since  2022 he has been a Senior Scientist and a sub-group leader of perovskite optoelectronic devices.

The main achievements are the discoveries of solution-processed perovskite hard radiation and full-color photo-detectors, optical gain, and lasing in perovskite nanocrystal films.