UNIVERSITY OF BERGAMO DEPARTMENT OF ENGINEERING AND APPLIED SCIENCES DOCTORAL PROGRAMME IN ENGINEERING AND APPLIED SCIENCES CATHODIC PROTECTION AND HYDROGEN EMBRITTLEMENT Doctoral dissertation of: Diego Pesenti Bucella Supervisor: Prof. Marina Cabrini Tutor: Prof. Tommaso Pastore The Chair of the Doctoral Program: Prof. Valerio Re 2017/2018 – XXXI Cycle