Physicochemical or geochemical

• Fedotov, P. S., Ermolin, M. S., (2017), Study on the elemental composition of environmental nanoparticles separated in a rotating coiled column: How hazardous may be urban dust and volcanic ash, Nano Hybrids and Composites, 13, 288-293, 10.4028/www.scientific.net/NHC.13.288