| Code |
A000265 |
| CFU |
6 |
| Teacher |
Marzio Rosi |
| Teachers |
- Marzio Rosi
- Stefano Falcinelli (Codocenza)
- Giacomo Giorgi (Codocenza)
|
| Hours |
- 14 ore - Marzio Rosi
- 14 ore (Codocenza) - Stefano Falcinelli
- 14 ore (Codocenza) - Giacomo Giorgi
|
| Learning activities |
Caratterizzante |
| Area |
Tecnologie dei processi chimici |
| Academic discipline |
CHIM/07 |
| Type of study-unit |
Obbligatorio (Required) |
| Language of instruction |
Italian |
| Contents |
Chemistry of the atmosphere; major natural cycles of ozone, nitrogen oxides and carbon dioxide in the Earth's atmosphere. Greenhouse effect. Atmospheric emissions: sulfur and nitrogen species; hydrocarbons; carbon oxides; ozone; metals; ash and particulates; VOCs; asbestos. Acid rain and photochemical smog. Radioactivity: generalities, discovery and related issues. Radioactive decay processes, ionizing radiation and their hazards. Chemical combustion reactions: generalities. Lower and upper heating value: methods of calculation and measurement. Materials for Optoelectronic Applications Unit (14 hours of lectures – 2 CFU): Semiconductors and their properties: bandstructure and bandgap. Principles of photovoltaics and photocatalysis. Photoconversion efficiency (PCE). Silicon cells; second-generation CIGS devices (thin film); multi-junction solar cells (third generation). Low-cost photovoltaics: Graetzel cells (dye-sensitized solar cells, DSSC). Hybrid perovskites in optoelectronics. Device architectures and their chemical engineering. Lead-free devices. Layered materials. 3D bulk vs. 2D/3D and pure 2D Ruddlesden-Popper and Dion-Jacobsen. From 3D to 0D: same materials with different dimensionalities (and different applications) Quantum confinement. Excitons and other quasi-particles. Wannier and Frenkel excitons. Prediction of optical electronic properties using first-principles theoretical calculations. Computational tools and visualization of calculated properties. Latest-generation ceramic materials: High-entropy oxides and related technological applications. |
| Reference texts |
1) David W. Oxtoby, H. P. Gillis & Laurie J. Butler, Chimica Moderna, EdiSES, Napoli. 2) S. Falcinelli, F. Vecchiocattivi, Radiochimica ambientale: una guida pratica per capire che cos’è e come si misura. ARACNE Editrice Int.le S.r.l. – Roma (I^ ed. 2016). ISBN 978-88-548-9458-7 3) Cesare Brisi, Chimica Applicata. Editrice Levrotto e Bella – Torino (2^ ed. 1991). 4) Bradley D. Fahlman, Materials Chemistry, 3rd edition, Springer (2018). 5) Anthony R. West, Solid State Chemistry and Its Applications, 2nd Edition (John Wiley & Sons) 2014. |
| Educational objectives |
Acquisition of the bases for the understanding of chemical phenomena relevant for technologies and, in particular, those related to the interactions between human activity and the environment. Acquisition of the knowledge necessary to evaluate the effects of the use of technologies and to know how to protect the environment. |
| Prerequisites |
Basic knowledge of General Chemistry. |
| Teaching methods |
Face-to-face lessons and practical training |
| Other information |
There are eight exam sessions. The dates can be found in the following site http://www.dcbb.unipg.it/ |
| Learning verification modality |
The examination is an oral test consisting mainly of a discussion of the main topics of the course. For information relative to students with disabilities or specific learning disorders see the WEB page http://www.unipg.it/disabilita-e-dsa |
| Extended program |
Atmospheric Chemistry and Pollution Unit (14 face-to-face hours - 2 CFU): Chemistry of the atmosphere; major natural cycles of ozone, nitrogen oxides and carbon dioxide in the Earth's atmosphere. Greenhouse effect. Atmospheric emissions: sulfur and nitrogen species; hydrocarbons; carbon oxides; ozone; metals; ash and particulates; VOCs; asbestos. Acid rain and photochemical smog. Environmental Radiochemistry and Combustions Unit (14 face-to-face hours - 2 CFU): Radioactivity: generalities, discovery and related issues. Radioactive decay processes, ionizing radiation and their hazards. Natural and man-made radionuclides. Radioactive series and kinetics of nuclear decay: Secular equilibrium. Radioisotopic dating methods. Radon and its hazard: detection techniques and regulations. Chemical reactions of combustion: generalities. Lower and higher calorific values: methods of calculation and measurement. Mahler bomb and Junkers calorimeter. Theoretical combustion air, volume and composition of flue gas: various examples of calculation. Theoretical combustion temperature, sensible heats and their use: miscellaneous examples of calculation. Flue leakage, ignition temperature, lower/upper flammability limits and their dependence on temperature and pressure, heat potential of fuels. Materials for Optoelectronic Applications Unit (14 hours of lectures – 2 CFU): Semiconductors and their properties: bandstructure and bandgap. Principles of photovoltaics and photocatalysis. Photoconversion efficiency (PCE). Silicon cells; second-generation CIGS devices (thin film); multi-junction solar cells (third generation). Low-cost photovoltaics: Graetzel cells (dye-sensitized solar cells, DSSC). Hybrid perovskites in optoelectronics. Device architectures and their chemical engineering. Lead-free devices. Layered materials. 3D bulk vs. 2D/3D and pure 2D Ruddlesden-Popper and Dion-Jacobsen. From 3D to 0D: same materials with different dimensionalities (and different applications) Quantum confinement. Excitons and other quasi-particles. Wannier and Frenkel excitons. Prediction of optical electronic properties using first-principles theoretical calculations. Computational tools and visualization of calculated properties. Latest-generation ceramic materials: High-entropy oxides and related technological applications. |
| Code |
A004760 |
| CFU |
4 |
| Teacher |
Marzio Rosi |
| Teachers |
- Marzio Rosi
- Stefano Falcinelli (Codocenza)
- Giacomo Giorgi (Codocenza)
|
| Hours |
- 12 ore - Marzio Rosi
- 24 ore (Codocenza) - Stefano Falcinelli
- 12 ore (Codocenza) - Giacomo Giorgi
|
| Learning activities |
Altro |
| Area |
Altre conoscenze utili per l'inserimento nel mondo del lavoro |
| Academic discipline |
NN |
| Type of study-unit |
Obbligatorio (Required) |
| Language of instruction |
Italian |
| Contents |
General principles of environmental chemical analysis; instrumental methodology; precision and accuracy of measurements; standard deviation and reliability level; limits of detection. Indoor and outdoor measurements of environmental radioactivity in architectural biology using MEDCont NaI and ZnS scintillators. Examples of gamma spectroscopy measurements. Calculation using codes based on the density functional theory of the structural and electronic properties of semiconductors (Si, GaAs, TiO2). |
| Reference texts |
1) David W. Oxtoby, H. P. Gillis & Laurie J. Butler, Chimica Moderna, EdiSES, Napoli. 2) S. Falcinelli, F. Vecchiocattivi, Radiochimica ambientale: una guida pratica per capire che cos’è e come si misura. ARACNE Editrice Int.le S.r.l. – Roma (I^ ed. 2016). ISBN 978-88-548-9458-7. 3) Douglas A. Skoog, F. James Holler, Stanley R. Crouch, Chimica Analitica strumentale, EdiSES, Napoli. 4) Bradley D. Fahlman, Materials Chemistry, 3rd edition, Springer (2018). 5) Anthony R. West, Solid State Chemistry and Its Applications, 2nd Edition (John Wiley & Sons) 2014. 6) Cesare Brisi, Chimica Applicata. Editrice Levrotto e Bella – Torino (2^ ed. 1991). |
| Educational objectives |
Acquisition of the bases for the understanding of chemical phenomena relevant for technologies and, in particular, those related to the interactions between human activity and the environment. Acquisition of the knowledge necessary to evaluate the effects of the use of technologies and to know how to protect the environment. |
| Prerequisites |
Basic knowledge of General Chemistry. |
| Teaching methods |
Lectures, numerical exercises in the classroom and practical tests in the laboratory. |
| Other information |
There are eight exam sessions. The dates can be found in the following site http://www.dcbb.unipg.it/ |
| Learning verification modality |
The examination consists of an oral interview with possible practical laboratory tests in which the knowledge acquired must be shown. For information on support services for students with disabilities and/or DSA, visit http://www.unipg.it/disabilita-e-dsa |
| Extended program |
Error Theory Unit (12 lab hours - 1 CFU): General principles of environmental chemical analysis; instrumental methodology; precision and accuracy of measurements; standard deviation and reliability level; limits of detection. Ionizing Radiation Determination Unit (24 laboratory hours - 2 CFU): Indoor and outdoor measurements of environmental radioactivity in architectural biology using MEDCont NaI and ZnS scintillators. Examples of gamma spectroscopy measurements . Ab initio calculation of simple semiconductor structures (12 hours of laboratory work – 1 CFU): Calculation using codes based on the density functional theory of the structural and electronic properties of semiconductors (Si, GaAs, TiO2). |
