%0 Book part %A Farkas Iuliana %D 2017 %G No linguistic content %B Proceedings of the International Symposium on Analytical and Environmental Problems %@ 978-963-306-563-1 %T Novel (K,Na)NbO3 based piezoelectric ceramic %U http://acta.bibl.u-szeged.hu/56183/1/proceedings_of_isaep_2017_175-178.pdf %X Novel (1-x)(K0,5Na0,5)NbO3 – xGdAlO3 piezoelectric ceramics were obtained using solid state method. The phase purity was confirmed by X-ray diffraction. The unit cell parameters were refined. The results show the presence of a phase transition from orthorhombic to tetragonal.