**Author details**

Helena Cristina Vasconcelos1,2

1 Faculty of Sciences and Technology, Azores University, Ponta Delgada, Portugal

2 Laboratory of Instrumentation, Biomedical Engineering and Radiation Physics (LIBPhys-UNL), Department of Physics, NOVA School of Science and Technology, NOVA University Lisbon, Caparica, Portugal

\*Address all correspondence to: helena.cs.vasconcelos@uac.pt

© 2022 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.

*Optical Nonlinearities in Glasses DOI: http://dx.doi.org/10.5772/intechopen.101774*
