@inproceedings{inproceedings259e19e3, title = {GdAlO3:Er3+,Yb3+ upconversion phosphor: a photonic approach to anti-counterfeiting inks}, author = {Tavares, Caique Moureira and Costa, André Lucas and Zaganini, Alessandra Mara Garbosa Mutti and Saraiva, Leonardo Figueiredo and Bispo Junior, Airton Germano and Lima, Sérgio Antonio Marques de and Pires, Ana Maria}, year = {2025}, publisher = {Sociedade Brasileira de Pesquisa em Materiais/SBPMat}, booktitle = {Brazilian Materials Research Society/B-MRS} }