Atmospheric Pressure Plasma Jet (IMAGE) American Institute of Physics Caption Photographs of atmospheric pressure plasma jet and Schlieren photograph of helium gas flow showing obvious interplay of the jet with the carrying gas flow. Numbers at left specify the gas flow rate in liter/hour. Applied voltage: 8 kV Credit N/A Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.