Tuning epitaxial growth on NaYbF<sub>4</sub> upconversion nanoparticles by strain management
Jianxiong Zhao, Bing Chen, Xian Chen, Xin Zhang, Tianying Sun, Dong Su, Feng Wang
Abstract
The Strain relaxation of rod-like core nanoparticles promotes shell growth with high surface coverage. The resulting core–shell nanostructures show strong multiphoton upconversion luminescence and superior magnetic resonance <italic>T</italic><sub>1</sub> ionic relaxivity.
Topics & Concepts
Materials scienceNanoparticleIonic radiusEpitaxyLanthanideLuminescenceNanotechnologyPhoton upconversionShell (structure)DopingChemical engineeringChemical physicsOptoelectronicsIonComposite materialLayer (electronics)ChemistryOrganic chemistryEngineeringLuminescence Properties of Advanced MaterialsPerovskite Materials and ApplicationsRadiation Detection and Scintillator Technologies