The invention provides novel biocompatible upconversion nanoparticle (UCNP) that comprises a core of cubic nanocrystals (e.g., comprising α-Na Lna, Lnb Lnc F4) and an epitaxial shell (e.g., formed from CaF2; wherein Lnb is Yb), and related methods of preparation and uses thereof.
本发明提供了新型
生物相容性上转换纳米粒子(UCNP),它包括立方纳米晶体的核心(例如,由α-Na Lna、Lnb Lnc F4组成)和外延外壳(例如,由
CaF2形成;其中Lnb为Yb),以及相关的制备方法和用途。