Hydrothermal Synthesis of Ultra-high Aspect Ratio ${\hat{I}}^2$-NaYF Disks via Methyliminodiacetic Acid (MIDA)

Lars Forberger, Jacob T. Baillie, Zhaojie Feng +6

The hexagonal ${\hat{I}}^2$-phase of sodium yttrium fluoride (NaYF) is a leading host material for lanthanide upconversion and anti-Stokes fluorescence laser refrigeration based on its low…