This study is focused on measuring the densities of the excited molecular oxygen species, O2(a1∆g) and O2(b1Σ+g), produced in a COST atmospheric pressure plasma jet using a helium-oxygen mixture. Knowledge of the ozone density is critical for...
The ion energy distribution functions (IEDF) have been measured for a helium atmospheric pressure dielectric barrier discharge jet expanding into the air and impacting a metal or ceramic surface. The plasma jet produces ionization waves as guided...
High-frequency technological low-temperature plasmas play a key role in various industrial processes of high societal relevance such as semiconductor manufacturing and gas conversion. Due to their complexity, the fundamentals of their operation...
Atmospheric plasma jets enable the precise generation and transport of reactive oxygen and nitrogen species (RONS) to a designated target, making them particularly valuable for applications in plasma medicine. In these contexts, it is crucial to...
Processes at the plasma boundaries, including the electrodes, can significantly influence plasma properties, among them the plasma density, the flux-energy distribution of various particle species, etc. The emission of secondary electrons, in...
Dielectric barrier discharges (DBDs) offer great potential for applications such as volatile organic compounds (VOCs) conversion or plasma catalysis. For many of these applications, an admixture of molecular oxygen is important, for example, to...
Dielectric barrier discharges, particularly micro cavity plasma arrays, offer significant potential for plasma-catalytic research due to their ability to ignite plasma in direct contact with a catalytic surface, enabling the observation of plasma...
Atmospheric pressure dielectric barrier discharges (DBDs), such as the micro cavity plasma array (MCPA), have emerged as promising technologies for the conversion of volatile gases. These conversion processes’ effectiveness can be enhanced by...
An atmospheric pressure surface dielectric barrier discharge (SDBD) in helium-nitrogen mixtures is investigated experimentally using phase-resolved optical emission spectroscopy (PROES) and computationally employing a two-dimensional...
Atmospheric pressure plasmas (APPJs) are widely used for research purposes or industrial applications. There are plenty of different APPJs designed with various geometries and excitation frequencies ranging from kHz over RF (MHz) to fast ns...
