**Author details**

Veronica Lucero Villegas Rueda Basic Sciences Department, Professional Interdisciplinary Unit of Engineering and Advanced Technology - IPN, Mexico City, Mexico

\*Address all correspondence to: veyarle@gmail.com

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

*Paramagnetic Transitions Ions as Structural Modifiers in Ferroelectrics DOI: http://dx.doi.org/10.5772/intechopen.95983*
