A series of non-stoichiometric potassium rhodate single-crystals KxRhO2 (x=0.72,0.64,0.63,0.55) have been synthesized by the spontaneous nucleation under differ
A noncentrosymmetric rare-earth borate crystal with approximate composition of K1.34Na1.66La2(BO3)3 has been obtained by a spontaneous nucleation in the K2O-La2