2023年12月16日 · Lanthanide doped cubic NaYF4 core and core/shell NCs were successfully prepared by a solvothermal method. The microstructures could be tuned by changing the …

2016年7月25日 · To prevent uncontrollable morphology from phase transformation, the cubic phase NaYF 4:Er 3+ nanospheres with an average size of ~100 nm were prepared via a co …

2018年7月11日 · Phase-pure hexagonal lanthanide-doped NaYF 4 nanocrystals possess enhanced luminescence properties due to their low phonon energy and chemical stability …

2015年8月19日 · A NaYF4 host matrix with a new cubic phase is fabricated to offer high upconversion luminescence efficiency. The new cubic phase is formed through a hexagonal-to …

2023年9月15日 · The cubic phase NaYF 4:Pr 3+, Yb 3+ single crystals were grown in the resistive furnace by the Bridgman-Stockbarger technique with following milling in an agate mortar. The …

2011年5月19日 · A metal shell was used in this study to provide significant enhancement of the up-converted emission from cubic NaYF 4 nanoparticles, creating a valuable composite …

A comprehensive strategy has been developed to construct nano-sized homogeneous and heterogeneous core/shell structures of NaYF4 host. Synthesis conditions of cubic phase/α …

Miscible-order fluoride-phosphate blocky phosphor, composed with ordered phase of NaYF4 crystals and unordered phase of tin-fluorophosphate glass, is prepared by a two-step process …

2019年1月29日 · Results have shown the formation of cubic phase NaYF 4, i.e. no additional phases were detected even when doping with Ln 3+ ions due to the direct substitutional …

2006年4月1日 · Cubic nano-spheres and hexagonal microprisms of sodium yttrium tetrafluoride (NaYF4) have successfully been prepared separately via a mild hydrothermal route. The …