ORC’s PhD student Jarno Reuna successfully defended his doctoral dissertation on December 2, 2022. Professor Jouko Korppi-Tommola from University of Jyväskylä acted as the opponent for the public defense. The discussion during the dissertation covered an overview of solar power in general and narrowed down to how it is linked to the topic of the thesis. The published doctoral dissertation titled, “Advanced Functional Antireflection Coatings for Broadband Multijunction Solar Cells “, is available online.