Fig. 7From: Near Infrared-Emitting Cr3+/Eu3+ Co-doped Zinc Gallogermanate Persistence Luminescent Nanoparticles for Cell ImagingNIR afterglow decay images of ZGGO:Cr3+,Eu3+ powders obtained by a Kodak In-Vivo Imaging System FX Pro at different times after stopping UV irradiationBack to article page