Unit MATERIALS SCIENCE AND TECHNOLOGY
- Course
- Industrial engineering
- Study-unit Code
- 70076112
- Curriculum
- In all curricula
- Teacher
- Luigi Torre
- CFU
- 12
- Course Regulation
- Coorte 2018
- Offered
- 2019/20
- Type of study-unit
- Obbligatorio (Required)
- Type of learning activities
- Attività formativa integrata
MATERIALS SCIENCE AND TECHNOLOGY A
| Code | 70678007 |
|---|---|
| CFU | 7 |
| Teacher | Luigi Torre |
| Teachers |
|
| Hours |
|
| Learning activities | Caratterizzante |
| Area | Ingegneria dei materiali |
| Academic discipline | ING-IND/22 |
| Type of study-unit | Obbligatorio (Required) |
| Language of instruction | Italian |
| Contents | Material Selection criteria, Chemical bonds, crystalline structures, Crystal imperfections, Diffusion, strass strain curves, phase equilibrium, phase diagrams, thermal treatments, mechanical properties. |
| Reference texts | William F. Smith,Javad Hashemi, "Material science and technology" Mc Graw Hill |
| Educational objectives | The main aim of this class is to provide the student with the necessary information to associate the materials chemical and physical structure, the processing and the thermal history to the main properties of the most common materials. The characteristics of the main class of technological materials will be described together with the explanation of the main relation between molecular bonds, crystallinity and mesostructured. |
| Prerequisites | math, Chemistry and physic |
| Teaching methods | Teaching class |
| Other information | Handouts will be provided during class |
| Learning verification modality | Written and Oral Examination |
| Extended program | Material Selection criteria, Chemical bonds, crystalline structures, Crystal imperfections, Diffusion, strass strain curves, phase equilibrium, phase diagrams, thermal treatments, mechanical properties. |
MATERIALS SCIENCE AND TECHNOLOGY B
| Code | 70678105 |
|---|---|
| CFU | 5 |
| Teacher | Debora Puglia |
| Teachers |
|
| Hours |
|
| Learning activities | Caratterizzante |
| Area | Ingegneria dei materiali |
| Academic discipline | ING-IND/22 |
| Type of study-unit | Obbligatorio (Required) |
| Language of instruction | Italian |
| Contents | The course deals with the general aspects of production processes, mechanical and functional properties and material selection criteria. The bonds and microstructural properties of steel and metal alloys, ceramic materials, binders, plastics, adhesives, glass and composite materials are deepened. |
| Reference texts | - William F. Smith : “SCIENZA E TECNOLOGIA DEI MATERIALI” Ed. McGraw Hill, 2004 W.D:Callister: “SCIENZA E INGEGNERIA DEI MATERIALI” EdiSES-Napoli 2003 |
| Educational objectives | Acquisition of Fundamental Knowledge on Materials Science. Basic principles of structure and physical properties of metals, polymers, ceramics and composites. Some considerations on property-structure relations of materials. Provide tools for understanding the main physico-chemical properties of materials for designing structures and / or devices |
| Prerequisites | Basic knowledge of chemistry, physics and mathematics. |
| Teaching methods | The course is articulated in frontal lectures with the help of Powerpoint presentations + exercises |
| Learning verification modality | Written exam + oral exam |
| Extended program | Diagram of pure substances, phase rule, isomorphic binary alloys, lever rule, non-equilibrium solidification, homogenization, partial solubility, eutectic reaction, Peritectic alloys, monothectic alloys, eutectoid alloys. DIAGRAMS FOR NON-EQUILIBRIUM DIAGRAMS, Fe-C AND HEAT TREATMENTS: cast iron and steel, Fe-Fe3C diagram, heat treatments: martensite, TTT diagrams, CCT diagrams, annealing, normalization, hardening, recovery. PLASTIC DEFORMATION AND HEAT TREATMENTS: introduction, sliding systems, plastic deformation of monocrystalline, resolved shear stress, the difference between scrolling and gemination, plastic deformation of polycrystalline materials, annealing, recovery, recrystallization, grain growth. ELECTRICAL PROPERTIES: electrical conduction in metals, semiconductors, intrinsic and extrinsic semiconductors, dielectrics. MAGNETIC PROPERTIES: magnetic materials, magnets, types of magnetism, T effect on ferromagnetism, ferromagnetic domains, hysteresis loops, permanent magnetic materials, superconductors. WET and DRY CORROSION: introduction, electrochemical corrosion in metals, galvanic cells, factors that affect the corrosion, corrosion rate, polarization, passivation, forms of corrosion, oxidation of metals, corrosion protection CERAMIC MATERIALS AND GLASSES: introduction, chemical bonds in ceramic, basic structural relationships, structures of the oxides, silicate structures, machining of ceramic, mechanical properties, thermal properties, the glass structure. Air and hydraulic binders. Concrete. Introduction to COMPOSITE MATERIALS |