CODE 28083 ACADEMIC YEAR 2021/2022 CREDITS 4 cfu anno 1 CHIMICA INDUSTRIALE 9020 (LM-71) - GENOVA 4 cfu anno 2 CHIMICA INDUSTRIALE 9020 (LM-71) - GENOVA 4 cfu anno 3 CHIMICA E TECNOLOGIE CHIMICHE 8757 (L-27) - GENOVA SCIENTIFIC DISCIPLINARY SECTOR CHIM/03 LANGUAGE Italian TEACHING LOCATION GENOVA SEMESTER 2° Semester PREREQUISITES Propedeuticità in ingresso Per sostenere l'esame di questo insegnamento è necessario aver sostenuto i seguenti esami: Chemistry and Chemical Technologies 8757 (coorte 2019/2020) MATHEMATICAL INSTITUTIONS 72564 2019 Chemistry and Chemical Technologies 8757 (coorte 2021/2022) MATHEMATICAL INSTITUTIONS 72564 2021 Chemistry and Chemical Technologies 8757 (coorte 2020/2021) MATHEMATICAL INSTITUTIONS 72564 2020 TEACHING MATERIALS AULAWEB AIMS AND CONTENT LEARNING OUTCOMES Main objective of this course is the description of properties and characteristics of inorganic materials on the basis of relations between structure, microstructure and chemical and physical properties. Moreover correlation between contitutional properties and behaviour in service under different conditions are described. SYLLABUS/CONTENT General characteristics of 2-component phase diagrams. Three-component phase diagrams. Gibbs triangle. Isothermal and isoplethal sections. Liquidus projections, primary solidification areas, solidification process. Isomorphous ternary systems. Two- and three-phase fields. Invariant ternary equilibria. Reaction scheme (Scheil diagrams). Examples of real ternary intermetallic and ceramic systems. Higher order systems. Ceramic materials. Classification. Crystal structures: CsCl, NaCl, wurtzite, sfalerite, spinel, rutile, alumina, fluorite, perowskite, ecc. Silicates and their structures: ortosilicates, sorosilicates, ciclosilicates, fillosilicates, … SiO2 strucrures. Feldspar e zeolites. Kaolinite, Halloysite, Kyanite, Montmorillonite, … . Phase diagrams of ceramic systems: SiO2, SiO2-Al2O3, Fe2O3-SiO2, MgO-SiO2, CaO-MgO, CaO-SiO2, MgO-SiO2-Al2O3, K2O-SiO2-Al2O3, … Classical ceramics: earthenware, stoneware, porcellain, ... Advanced eramics: carbides, nitrides, borides, oxides, .... Phase transitions: nucleation and growth, spinodal decomposition. Nucleation rate, growth rate, Avrami equation. Homogeneous and heterogeneous nucleation. Growth mechanisms: diffused and planar interface, nucleation controlled and diffusion controlled growth. T-T-T diagrams. Structure of glasses. Network formers e network modifiers. Phase diagrams for vitreous systems. Glass transition temperature. amorfous metals. Surfaces and interfaces: thermodynamic properties. High temperature solid-liquid interactions. Wetting. Reactive, non-reactive and dissolutive wetting. Measurements of wetting and surface tension. “Case Studies”: Metal-ceramic surface interactions, phase diagrams applied to wetting and brazing processes. TEACHERS AND EXAM BOARD GABRIELE CACCIAMANI Ricevimento: Every day, on appointment. Exam Board GABRIELE CACCIAMANI (President) SERENA DE NEGRI PAOLA RIANI (President Substitute) SIMONA DELSANTE (Substitute) EXAMS Exam schedule Data appello Orario Luogo Degree type Note 31/01/2022 10:00 GENOVA Orale 31/01/2022 10:00 GENOVA Orale 14/02/2022 10:00 GENOVA Orale 14/02/2022 10:00 GENOVA Orale 07/06/2022 10:00 GENOVA Orale 13/06/2022 10:00 GENOVA Orale 22/06/2022 10:00 GENOVA Orale 27/06/2022 10:00 GENOVA Orale 07/07/2022 10:00 GENOVA Orale 07/07/2022 10:00 GENOVA Orale 06/09/2022 10:00 GENOVA Orale 06/09/2022 10:00 GENOVA Orale 22/09/2022 10:00 GENOVA Orale