Methodology to measure atmospheric nanoparticles charge.

Area of Science:

• Environmental Science
• Atmospheric Chemistry
• Nanotechnology

Background:

• Atmospheric pollution is a global concern for sustainable development.
• Limited data on atmospheric nanoparticle properties hinders understanding of their environmental and health impacts.
• Particulate matter's role in biophysical processes and human health risks requires further investigation.

Purpose of the Study:

• To present a novel method for measuring atmospheric primary nanoparticles, secondary nanoparticles, and microparticles.
• To propose a comprehensive sample characterization process using advanced spectroscopy techniques.
• To enable detailed analysis of atmospheric particulate matter properties, including electric charge.

Main Methods:

• Development of a method for collecting, measuring, storing, and characterizing atmospheric nanoparticles.
• Utilizing techniques such as Transmission Electron Microscopy (TEM) and Raman Spectroscopy for sample analysis.
• Focusing on the measurement of electric charge properties of atmospheric particles.

Main Results:

• A functional method for quantifying atmospheric nanoparticle and microparticle data, including electric charge.
• Successful characterization of samples using combined spectroscopy techniques.
• Established a foundation for new research avenues concerning particulate matter.

Conclusions:

• The developed method provides crucial data for understanding atmospheric particulate matter.
• Enables new scientific inquiries into the impact of particle charge on infectious disease transmission and respiratory health.
• Facilitates research on the relationship between atmospheric nanoparticle charge and meteorological variables.