Application of an alkoxide sol–gel route for the preparation of complex fluorides of the MAlF4 (M=K,CsM=K,Cs), M3M3AlF6 (M=Li,Na,KM=Li,Na,K), and Na5Al3F14 type
Keywords: فلزات قلیایی; Sol–gel; Alkoxides; Complex fluorides; MAS NMR; Aluminium; Alkali metals