Chunyan Zhao, Shouhua Feng, Ruren Xu, Chunsan Shi and Jiazuan Ni
The complex fluorides LiYF4, KYF4, BaBeF4 and AYF4Eux (A = Li, K) are hydrothermally synthesized at 140–240 °C and characterized by powder X-ray diffraction, thermogravimetric analysis, IR spectroscopy, scanning electron microscopy and luminescence measurements.