Buffat, PAGanière, JDRappaz, MRytz, D2007-02-152007-02-152007-02-15198610.1016/0022-0248(86)90125-9https://infoscience.epfl.ch/handle/20.500.14299/2621Natural and etched surfaces in para- and ferroelectric KTa (1-x)Nb(x) O3 : a study by scanning electron microscopy and X-ray topographytext::journal::journal article::research article