After 25 years in Canada and Scotland working on the development of novel elemental speciation methods to unravel for biological and environmental pathways of trace elements he moved to Austria.
At University of Graz he became the head of Analytical Chemistry. He focuses currently mainly on the development of new platforms for fluorine and PFAS analysis and investigates additionally arsenic and mercury transformations and bioaccumulation pathways in the marine environment and in rice cultivation.
He publishes more than 300 papers (h-index of 75) and gave more than 170 invited lectures, educated more than 50 PhD students.
He received many prices (2015 European Plasma Spectrochemistry Award, 2016 RSC Interdisciplinary Award and Medal, 2020 Award for Industrial Engagement) and was elected to the Scottish Academy of Science and Public Life in 2018 Royal Society of Edinburgh).