I year
- Advanced institutional courses:
Courses supplementing the specific knowledge of individual doctoral students approved by the teaching staff and/or higher education schools for doctoral students and/or doctoral schools (15 credits). It is possible to insert a foreign language course, to be chosen from those provided within the Sapienza training offer, up to a maximum of 6 ECTS. Any choice of an English language course must be at an advanced level.
- Seminar or laboratory activities: Seminars proposed (consult the appropriate section of the site) or approved by the Doctoral College organized during the course on the basis of the needs that emerge in the different areas (12 credits).
- Research-related activities (30 credits).
- Educational and research activities independently chosen by the student and approved by the Teaching Body (3 credits)
II year
- Advanced institutional courses:
Courses supplementing the specific knowledge of individual doctoral students approved by the teaching staff and/or higher education schools for doctoral students and/or doctoral schools (5 credits).
- Seminar or laboratory activities: Seminars proposed (consult the appropriate section of the site) or approved by the Doctoral College organized during the course on the basis of the needs that emerge in the different areas (12 credits).
- Research-related activities (40 credits).
- Educational and research activities independently chosen by the student and approved by the Teaching Body (3 credits)
III year
- Advanced institutional courses:
Courses supplementing the specific knowledge of individual doctoral students approved by the teaching staff and/or higher education schools for doctoral students and/or doctoral schools (5 credits).
- Seminar or laboratory activities: Seminars proposed (consult the appropriate section of the site) or approved by the Doctoral College organized during the course on the basis of the needs that emerge in the different areas (6 credits).
- Research-related activities (46 credits).
- Educational and research activities independently chosen by the student and approved by the Teaching Body (3 credits)
COURSE-1
Instructor: prof. Maria Laura Santarelli
Title: Spectroscopic and thermoanalytical techniques applied to ceramic and polymer
materials
Number of teaching hours: 30
Language: English
Period: June 2024
Course learning outcomes:
The course will allow students to learn spectroscopic and thermoanalytical techniques for the approach to the characterization of ceramic and plastic materials
Programme:
Introduction to spectroscopy and thermoanalysis
Theory of FTIR, Raman and Visible spectroscopy
Theory of thermoanalytical techniques TG, DSC, DMTA
Examples of application of spectroscopic techniques for ceramic materials eg. cements
Examples of application of thermoanalytical techniques for ceramic materials eg. cements
Examples of application of spectroscopic techniques for plastic and composite materials
Examples of application of thermoanalytical techniques for plastic and composite materials
Assessment: Report on experimental techniques and procedures that will be taught through
laboratories classes
COURSE-2
Instructor: prof. Alessandro Dell'Era
Title: Analytical and applied electrochemistry
Number of teaching hours: 30
Language: English
Period: October 2024 - December 2024
Programme:
Properties of electrolytes. Characteristics of ionic conductors. Ionic and electronic conductors. Ionic mobility. measure of electric conducibility. Transport number. Solid electrolytes. Kroger and Vink notation. Intrinsic and extrinsic defects. Electrolytic solutions and electrolytic dissociation. Degree of dissociation. Ion transport mechanisms. Definition of specific and equivalent ionic conductivity. Electrode-electrolyte interactions. The EDL electrochemical double layer. EDL and alternating current. EDL and direct current. Schematic representation of the EDL. Interface structure conductor-electrolyte. Diffuse charge region in semiconductors. Variation of the potential in the presence of surface states. The electrode potential. Electrodes of 1st kind. Electrodes of 2nd kind. Gas electrodes. Redox electrodes. Glass electrode. Electrodes specific for ions. Use of standard potentials. Operations and characteristics of galvanic cells and electrolytic cells. Faraday's laws, energy balance of electrochemical systems, current efficiency and Energy Performance. Graphic representation of electrochemical equilibrium of galvanic semi-elements: Puorbaix diagrams. Electrochemical kinetics. Variables that affect the electrode reaction rate. Mechanism of a generic electrode reaction. Overvoltage typologies. Butler Volmer equation. Tafel Equation. Polarization curves. Electrocatalysis. Electro-analytical methods. Coulometry, electrogravimetry, potentiometric, voltammetry, electrochemical impedance. Applications. Definition and characteristics of fuel cells, electrolytic cells, rechargeable batteries. Sizing and desing examples.
Assessment: Report on techniques and procedures that will be taught through classes.
COURSE-3
Instructor: dott. Hossein Cheraghi Bidsorkhi
Title: Nanostructured sensors for health and motion monitoring
Number of teaching hours: 20
Language: English
Period: April 2024 - June 2024
Programme:
Polymer composites and nanocomposites for electrical and sensing applications: Polymers, nanocomposites and nanostructured fillers: overview, Production method: overview, Development of polymer nanocomposites for electrical application, Polymer composites and nanocomposites for sensing application
- Polymer nanocomposites characterization: Morphological, Mechanical, Electrical, Electromechanical
- Applications: Electrical and Electromechanical applications, Structural health monitoring (SHM), Motion Monitoring, Sweat sensors, Other: Energy harvesting and Drug delivery
- Experimental laboratory: Production of a polymer nanocomposites for health and motion monitoring, Mechanical, Electrical and electromechanical characterization, Characterization of sweat sensors,
- Simulation Calculation laboratory: Development of predictive models
Course learning outcomes:
The course has the following main objectives:
1) Provide the attendance an overview about polymer composites and nanocomposites for electrical and sensing applications
2) Description of the main characterization techniques, with particular emphasis on characterization of health and motion monitoring sensors
4) Influence of morphological features on electrical, mechanical and electromechanical properties
5) Provide practical experience aimed at the manufacture and characterization of health and motion sensors obtained through the use of new nano materials
6) Provide the theoretical notions necessary for the development of predictive models
Assessment: Quizzes conducted in class and an assessment of the laboratory activities
carried out during the course.
COURSE-4
Instructor: Prof. M. Fortunato
Number of teaching hours: 30
Language: English
Period: April 2024 - June 2024
Title: Piezoelectric sensors and actuators: production, modeling, and characterization techniques
Programme:
• Piezoelectricity
• Piezoelectric sensors and actuators:
- Ceramics
- Polymeric
- Based on composites and nanocomposites
• Characterization techniques:
- Piezoresponse Force Microscopy (PFM)
- Electromechanical measurements using a shaker
- Vibrometry
• Applications:
- Structural health monitoring (SHM)
- Wearable sensors
- Energy harvesting
Experimental laboratory:
– Production of a piezoelectric sensor/actuator
– Measurements of the piezoelectric coefficient (d33) by means of electromechanical measurements with the shaker
– Characterization of the local piezoelectric effect through Piezoresponse Force Microscopy (PFM)
Simulation laboratory:
– Simulation using finite element models and equivalent circuit
Course learning outcomes:
The course has the following main objectives:
1) Provide the student with basic notions on the physical principles of the piezoelectric effect
2) Describe the operation of both ceramic and polymeric piezoelectric actuators and sensors, with particular attention to the new composite materials and nanocomposites that constitute them
4) Describe the techniques for characterizing the piezoelectric properties of the various materials with particular reference to innovative techniques such as the Piezoresponse Force Microscopy (PFM)
5) Provide practical experience aimed at the manufacture and characterization of sensors obtained through the use of new nanomaterials
6) Provide the theoretical notions necessary for the development of models for the simulation of piezoelectric sensors and actuators.
Assessment: Report on experimental techniques and procedures that will be taught through
laboratories classes.
COURSE-5
Instructor: prof. Giulio De Donato
Title: Digital Control of Electrical Drives
Number of teaching hours: 30
Language: English
Period: October 2024 - December 2024
Course learning outcomes: the course introduces students to discrete time modelling and to digital torque and speed control for permanent magnet synchronous motor drives.
Programme:
- Review of continuous time modelling and analog torque and speed control for permanent magnet synchronous motor drives.
- Introduction to discrete time modelling of continuous time physical systems. Discrete time modelling of a permanent magnet synchronous motor drive.
- Digital torque and speed control for permanent magnet synchronous motor drives.
Assessment: Report on modelling activities carried out during the course.
COURSE-6
Instructor: Prof. Claudia Sergi
Title: Additive Manufacturing Techniques
Number of teaching hours: 20
Language: English
Period: September 2024 - October 2024
Course learning outcomes: the course introduces students to additive manufacturing techniques for processing metals, polymers, ceramics and composite materials.
Programme: Introduction to Additive Manufacturing principles, Fused Filament Fabrication, Bound Metal Deposition, Stereolithography, Selective Laser Sintering/Melting, Material Jetting, Electron Beam Melting, Binder Jetting, Direct Energy Deposition (DED).
Assessment: Report on experimental techniques and procedures that will be taught through
laboratories classes.
COURSE-7
Instructor: Prof. Rodolfo Araneo and Prof. Erika Stracqualursi
Number of teaching hours: 30
Language: English
Period: April 2024 - May 2024
Title: Power cables modelling
Programme:
- Introduction to modeling through distributed parameters and computation of per unit
length impedances and admittances
- Definition of phase and loop notations
- Concept of transfer impedance
- Computation of external per unit length impedances and admittances of cables buried
in non-uniform media (buried in the soil or immersed in the sea)
- Effects of frequency dispersion
- Multiconductor systems: comparison between single-conductor and multi-conductor
cables
- Shield connection schemes: solid bonding, single point bonding, cross bonding
- Shield voltage limiters (SVL): nonlinear behaviour
- Simulations in the time domain and in the frequency domain (COMSOL).
Course learning outcomes:
Introduction to modelling of power cable systems in the frequency domain, including aerial
and buried cables (either buried in the soil or immersed in the sea).
Assessment: written test.