Syllabus
1. Environmental monitoring
Introduction. Main sources of pollution.Contaminants in soil. Water quality monitoring. Physical and chemical variables in water pollutants monitoring.
2. Contaminants in air
Classification of atmospheric pollutants. Sampling procedures and analysis. Greenhouse effect and global warming. Health risks and indoor monitoring.
3. Figures of merit for sensing
Data acquisition and sensor classification. Transfer function. Sensor characteristics. Physical principles of sensing. Example: gas sensor calibration
4. Optical-based sensors for environmental monitoring
Absorption and emission of light. Roto-Vibrational spectroscopy. Fundamentals of absorption spectroscopy. Dispersive and non-dispersive sensor in the infrared. Tunable diode laser spectroscopy. Multipass cells and optical cavities. Photoacoustic spectroscopy. Remote sensing ed hyperspectral imaging.
5. Non-optical-based sensors for environmental monitoring
Gas chromatography. Potentiometric sensors. Voltammetric and amperometric sensors. Metal-oxide chemoresistive sensors. Smart sensors for environmental monitoring.
6. Analysis of volatile organic compounds
Classification and sources of VOCs. State-of-the-art: analysis using non-optical sensors. New perspectives: VOCs detection using optical-based sensors.
TEXTBOOKS
- Sensor Systems for Environmental Monitoring – Volume One – Editor: M. Campbell
- Sensor Systems for Environmental Monitoring – Volume Two – Editor: M. Campbell
SLIDES
3. FIGURES OF MERIT FOR SENSING
4. OPTICAL-BASED SENSORS FOR ENVIRONMENTAL MONITORING
5. NON-OPTICAL SENSORS FOR ENVIRONMENTAL MONITORING
6. ANALYSIS OF VOLATILE ORGANIC COMPOUNDS