We are happy to announce that our article, „One-component cationic photoinitiators based on coumarin scaffold iodonium salts as highly sensitive photoacid generators for 3D printing IPN photopolymers under visible LED sources” (Monika Topa, Emilia Hola, Mariusz Galek, Filip Petko, Maciej Pilch, Roman Popielarz, Fabrice Morlet-Savary, Bernadette Graff, Jacques Lalevée, Joanna Ortyl) which is the result of cooperation with Photo HiTech and the French IS2M research center was published in Polymer Chemistry (IF=5.582 and ministerial points =140)