Piotr Zdankowski passes viva! May 28, 2018 Congratulations to Piotr Zdankowski who passed his viva today with a thesis entitled “Adaptive optics stimulated emission depletion microscope for thick sample imaging.” Piotr was a PHOQUS PhD student in Professor Jason Swedlow’s lab. His internal examiner was Professor Kees Weijer and his external examiner was Dr Brian Patton from the University of Strathclyde, Glasgow.