The scientist’s investigation covers issues in Aerosol, Particle, Nucleation, Cloud condensation nuclei and Atmospheric sciences. Veli-Matti Kerminen has researched Aerosol in several fields, including Chemical physics, Atmosphere, Particle-size distribution, Condensation and Environmental chemistry. His biological study spans a wide range of topics, including Taiga and Analytical chemistry.

His Nucleation study combines topics in areas such as Range, Sulfuric acid, Mineralogy, Ion and Troposphere. His Cloud condensation nuclei research focuses on Supersaturation and how it connects with Double bond, Monoterpene, Ozonolysis, Köhler theory and Autoxidation. In general Atmospheric sciences, his work in Trace gas is often linked to Foundation linking many areas of study.