Defect driven ferroelectricity and magnetism in nanocrystalline KTaO3

I. S. Golovina, S. P. Kolesnik, V. Bryksa +6

Nominally pure nanocrystalline KTaO3 was thoroughly investigated by micro-Raman and magnetic resonance spectroscopic techniques. In all samples the defect driven ferroelectricity a…