Paulo Caldas. He completed his PhD in Physics in 2011 at Universidade do Porto, Master in Master in Optoelectronics and Lasers in 2003 by Universidade do Porto and Bachelor in Applied Physics-Optical Branch in 1999 at Universidade do Porto Minho. He is an Adjunct Professor at the Polytechnic Institute of Viana do Castelo Higher School of Technology and Management and Researcher at Instituto de Engenharia de Sistemas e Computadores Tecnologia e Ciência. He has published 95 articles in specialized jornal and international conferences. Received 7 awards and / or honors. He works in the area (s) in Physics with emphasis in Optics and Engineering Sciences with interesting in long period gratings, optical fibers, optical fiber sensors, interferometers, whispering gallery modes, microresonators, optical fiber communications. In his professional activities interacted with 162 collaborator (s) in coauthoring of scientific works.