Highly oxygenated organic molecules (HOM) are formed in the atmosphere via autoxidation
involving peroxy radicals arising from volatile organic compounds (VOC). HOM condense on …

This review focuses on the observed characteristics of atmospheric new particle formation
(NPF) in different environments of the global troposphere. After a short introduction, we will …

New particle formation (NPF) represents the first step in the complex processes leading to
formation of cloud condensation nuclei. Newly formed nanoparticles affect human health, air …

Ultraviolet germicidal irradiation (UVGI) is known to inactivate various viruses and bacteria,
including SARS-CoV-2, and is widely applied especially in medical facilities. This …

Atmospheric nucleation is the dominant source of aerosol particles in the global atmosphere
and an important player in aerosol climatic effects. The key steps of this process occur in the …

New particle formation of liquid or solid nanoparticles from gas-phase precursors is a
decisive process in Earth's atmosphere and is considered one of the largest uncertainties in …

The formation of new atmospheric aerosol particles and their subsequent growth have been
observed frequently at various locations all over the world. The atmospheric nucleation rate …

Atmospheric oxidation is a key phenomenon that connects atmospheric chemistry with
globally challenging environmental issues, such as climate change, stratospheric ozone …

The recent development in measurement techniques and theoretical understanding has
enabled us to study atmospheric vapor, cluster and nanoparticle concentrations, dynamics …

The reaction of Criegee intermediates (CI) with NO and RO2 radicals is studied for the first
time by theoretical methodologies; additionally, the reaction of CI with SO2 molecules is re …