Microstructure and Fracture Mechanics Properties of 13% Cr- 4% Ni Martensitic Stainless Steels by Fayaz FOROOZMEHR ARTICLE-BASED THESIS PRESENTED TO ÉCOLE DE TECHNOLOGIE SUPÉRIEURE IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF PHILOSOPHY PH.D. MONTREAL, JULY 12, 2021 ÉCOLE DE TECHNOLOGIE SUPÉRIEURE UNIVERSITÉ DU QUÉBEC < Fayaz Foroozmehr, 2021>