Adverse health effects have been associated with diesel particulate matter (DPM), but the causal mechanisms are unclear. One recent theory points at ultrafine particles because of their high lung-penetration efficiency and significant surface area, while another theory suggests that the presence
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The agglomerate mean diameter ranged between 20nm and 200nm and was dependent on the ppm of the particles.
Lee, D., Miller, A., Kittelson, D.B., and M.R. Zachariah, 2005. “Characterization of Metal-bearing Diesel Nanoparticles Using Single Particle Mass Spectrometry”, Journal of Aerosol Science, vol 37/1, pp88-110. D. Lee, A. Miller, M. Zachariah and D. B. Kittelson, 2004. “Single Particle Mass Spectrometry of Metal-Bearing Diesel Nanoparticles”. ACS Symposium Series No. 890- Nanotechnology and the Environment: Applications and Implications. Chapter 17, pp142-151, ISBN: 0-8412-3877-4. Donggeun Lee,