YF3 (Yttrium Fluoride) Nanopowder (~50 nm, >99.99%), 100-500 g/bottle, CNPYF3

Yttrium fluoride (YF3) nanopowder is a specialized, high-purity rare-earth halide material extensively utilized in advanced optical coatings, fluoride glass manufacturing, luminescent host matrices (phosphors), and thermal/plasma spray protective layers.   When integrated into materials synthesis workflows—such as doping protocols or composite fluorination—its unique chemical and physical properties dictate specific handling and processing considerations.

The key features of YF3 nanopowder are: (1) High Optical Transparency and Low Phonon Energy: YF3 possesses a remarkably low maximum phonon cutoff frequency and wide optical transparency window spanning from the ultraviolet (UV) to the infrared (IR) spectrum. This makes it an ideal host matrix for rare-earth dopants (like Eu^{3+}, Nd^{3+}, or Yb^{3+}) to minimize non-radiative relaxation losses in upconversion and downconversion phosphors. (2) Exceptional Thermal and Chemical Stability: Unlike more hygroscopic alkali metal fluorides, anhydrous YF3 exhibits robust resistance to moisture absorption at room temperature and high thermal stability, making it suitable for physical vapor deposition (PVD) and plasma spraying.   

References:

1. M. C. Tan, et al., Synthesis and optical properties of infrared-emitting YF3:Nd 
    nanoparticles, J. Appl. Phys. 106, 063118 (2009)
2. G. Murali, et al., Ultrathin yttrium fluoride nanostructures: controlled synthesis and polarized up-conversion emission property, J. Mater. Chem. C (2019) 7 (35): 10918–10925.