SENSORS: PHYSICS AND TECHNOLOGY
Academic year and teacher
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- Versione italiana
- Academic year
- 2015/2016
- Teacher
- CESARE MALAGU'
- Credits
- 6
- Didactic period
- Secondo Semestre
- SSD
- FIS/01
Training objectives
- At the end of the class the student should be capable of solving a problem in the field of semicodnuctors and knowing the state of the art of chemoresistive solid state gas sensors.
Prerequisites
- Bachelor in physics
Course programme
- The scientific method. Measures, experiment, theory. Physical quantities. The measuring systems. The reference systems. Cohordinates. Vectorial calculus. Maxwell's equations. Bloch's Theorem.
Semiconductors, insulators, conductors. Chemoresistive sensors. Free energy and electrochemical potential. Nanostrctured semiconductors. Tunneling in nanostructured semiconductors. p-n junction. Schottky barrier. Spherical junction. Pinning of Fermi level. Impedance spectroscopy. electrical characterisztions. Thick film technology. Didactic methods
- frontal lessons and exercises at the end of each topic
Learning assessment procedures
- oral examination in English
Reference texts
- Chemical sensing with solid state devices
Morrison Madou
Physics of semiconductor devices
M.Shur
Metal-semiconductor contacts
Rohderick and Williams
Ashcroft/Mermin Solid state Physics
