and all friends of DMC departmentt. Our pleasant discussions, long ours of hard work, and all the fun we have had in the last six years have certainly contributed to make the difficult moments less hard.I would like also to thank the College of Engineering Swansea University and my fellow labmates Sudip Dey, Jianjun chen(Jeff), Abshikey Kundu, and Amerita Kundu for the support during the stay in Swansea.My sincere thanks to all the friends I made in Swansea, in special to Karina and Mary Lupatelli, Rosemaria Fuhrmann, Alua and Alba Nascimento, Nawalax Thongjub, Molly and all from English Corner, they made me feel like home even far away from Brazil.I am thankful to CAPES -Ciencias sem Fronteiras through process numbers BEX 19018/12-6 for providing me the financial support necessary and the opportunity of doing a research internships abroad during this thesis and to CNPq -Conselho Nacional de Desenvolvimento Científico e Tecnológico, for the financial support My special thanks to my daughter Sofia, my parents Jose Carlos and Terezinha, my brother Carlos Renan, and my friend Matthias Gretemeier for their unconditional support throughout this thesis. I am really thankful for their encouragement and effort to help whenever I need. I am also so thankful to my cousin Helena and all my family and friends for encouragement throughout this thesis.