ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,703,825, issued on Aug. 11, was assigned to UNIVERSITE DE STRASBOURG (Strasbourg, France), CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (Paris), UNIVERSITE PARIS SACLAY (Saint Aubin, France) and HONG KONG BAPTIST UNIVERSITY (Kowloon, Hong Kong).

"Ultrabright luminescent lanthanide nanoparticles comprising terbium, with longer excited-state lifetime" was invented by Ka-Leung Wong (Kawloon, Hong Kong), Joan Goetz (Strasbourg, France), Loic Charbonniere (Weyersheim, France), Niko Hildebrandt (Orsay, France), Aline Nonat (Eckbolsheim, France), Cyrille Charpentier (Strasbourg, France), Marcelina Cardoso Dos Santos (Gif-sur-Yvette, France) and Vjona Cifliku (Gif-sur-Yvette, France).

Accord...