**Author details**

Michelle Barreto Requena1 \*, Mirian Denise Stringasci1 , José Dirceu Vollet-Filho1 and Vanderlei Salvador Bagnato1,2

1 Sao Carlos Institute of Physics, University of Sao Paulo (USP), São Carlos, SP, Brazil

2 Hagler Institute for Advance Studies, Texas A&M University, College Station, USA

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

© 2020 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.

*Strategies to Improve Drug Delivery in Topical PDT DOI: http://dx.doi.org/10.5772/intechopen.94374*
