Time-efficient approach for environmental transformation and bioavailability assessment of isotopically enriched nanoparticles to increase environmental relevance - Sebastian Kuehr; Ralf Kaegi; Johannes Raths; Brian Sinnet; Marco Kipf; Matthias Philipp; Mark Rehkämper; Rebekah E.T. Moore; Gloria Young; Karl Andreas Jensen; Anastasia Georgantzopoulou (Science of The Total Environment, 2025)