Robuta

https://research.ibm.com/publications/tungsten-bronze-type-crystals-grown-in-molten-solutions-of-the-pseudosystem-knbolessinfgreater3lessinfgreaterlinbolessinfgreater3lessinfgreaterbanblessinfgreater2lessinfgreaterolessinfgreater6lessinfgreater Tungsten bronze-type crystals grown in molten solutions of the pseudosystem KNbO3LiNbO3BaNb2O6 for...