Torras Font, Carles (Date of defense: 2005-10-13)
L'ús de materials híbrids ha estat demostrat que és una aposta important en moltes àrees de la ciència i particularment, dels processos de separació. En aquest treball s'ha utilitzat el carbó activat ...
Zhang, Xiao (Date of defense: 2005-11-17)
Due to the petroleum crisis and its consequent emission problems, fuel cells gain an important place in the application of alternative energy. They are a kind of electrochemical device that converts ...
Pitol Filho, Luizildo (Date of defense: 2007-06-21)
As raw materials, polymers have wide applications in chemical engineering, especially in novel technologies, such as membranes. Polymeric membranes are structures formed from organic solutions once the ...