First of all, I would like to thank God, the author of my life and who gives me strength every day to keep going.I also thank my husband and my children, to be my daily motivation, my support, inspiration and love.To my parents, my sister and brother-in-law, to their love and support. I would like to thank my advisor, Professor Márcio, for all encouragement and academic support during this time.I also thank my co-advisor, Ph.D. Anthony, for sharing his technical knowledge and his time in the lab with me.To my friends at LMMP, I thank you to share great moments, talks, help and knowledge, each one of you contributed to the succesfull of this thesis. I also thank to my friends from the Ph.D program to share with me this journey.To my community friends who supported me in prayer, it is very good to always be able to count on you.To CNPq, PUC-Rio and Petrobras, for the financial support. This study was financed in part by the Coordenação de Aperfeiçoamento de Pessoal de Nível Superior -Brasil (CAPES) -Finance Code 001.To everyone who were present during this period and contributed in some way to my journey.