Strengthening the non-pre-irradiated near-infrared mechanoluminescence of CaZnOS:Nd<sup>3+</sup> by Mn<sup>2+</sup> coactivation for biomechanical imaging
Jianxiong Lei, Wei Li, Yiqian Tang, Yiyu Cai, Shanshan Wang, Kunpeng Dou, Juncheng Zhang
Abstract
Doping of Mn 2+ greatly enhances the non-pre-irradiated near-infrared mechanoluminescence (NIR ML) of CaZnOS:Nd 3+ by energy transfer from the host to Mn 2+ to Nd 3+ . This effect allows the acquisition of NIR ML images with high signal-to-background ratios in biomechanical imaging.
Topics & Concepts
MechanoluminescenceMaterials scienceIrradiationInfraredNear-infrared spectroscopyDopingEnergy transferNuclear magnetic resonanceOpticsOptoelectronicsPhosphorAtomic physicsPhysicsNuclear physicsLuminescence Properties of Advanced MaterialsLuminescence and Fluorescent MaterialsNanoplatforms for cancer theranostics