Download presentation
Presentation is loading. Please wait.
Published byMariah Barton Modified over 9 years ago
1
EUROPEAN COOPERATION IN SCIENCE AND TECHNOLOGY COST is supported by the EU RTD Framework Programme ESF provides the COST Office through an EC contract www.cost.eu COST Action TD1208 Electrical discharges with liquids for future applications Zdenko MACHALA & Karol HENSEL machala@fmph.uniba.skmachala@fmph.uniba.sk, hensel@fmph.uniba.skhensel@fmph.uniba.sk Mlynská dolina, Bratislava, Slovakia http://enviro.fmph.uniba.sk Division of Environmental Physics Faculty of Mathematics, Physics and Informatics, Comenius University Studied topics Discharges in contact with water and water electro-spray (WG2, WG3, WG4) Electrical and optical diagnostics of DC, AC and pulsed discharges. Chemical analysis of products in gas and liquid phase. Chemical and biological decontamination of liquids. Diagnostics and modeling of discharges (WG2, WG3) Electrical and optical diagnostics of discharges in contact with water sampled by electro- spraying or circulated by pumping. Oscilloscopic measurements supplemented by optical emission spectroscopy and fast camera imaging of the discharges. Modeling the electron dynamics by Monte Carlo simulations in various water containing mixtures to understand the plasma induced chemistry and electrical discharges mechanisms. Bio-medical and environmental applications (WG4) Bio-decontamination of liquids, surfaces (foils, teeth) of spores and biofilms, and treatment of normal and cancerous cells and DNA in cell culture media. Chemical analysis of species in gas phase (NO x, O 3, hydrocarbons) and liquid phase (H 2 O 2, O 3, NO x -, ONOO - ). Comparison of direct and indirect plasma agents and understanding plasma-water-cell interactions. Understanding interaction of plasma with porous ceramic foams and capillaries for catalyst supported flue gas treatment (VOC, NO X ). Corona discharge with electro-spray ICCD camera imaging of electro- spraying of water Treatment of tooth with DC transient spark discharge
2
EUROPEAN COOPERATION IN SCIENCE AND TECHNOLOGY COST is supported by the EU RTD Framework Programme ESF provides the COST Office through an EC contract www.cost.eu COST Action TD1208 Electrical discharges with liquids for future applications Main experimental facilities DC, AC, and pulsed high voltage power supplies, microwave plasma torch Discharge reactors (corona and transient spark needle-to-plane, hollow needle for water electro-spray, DBDs and pulsed discharges in capillaries, porous ceramics and pellets) Gas and water sampling systems (gas flow controllers, peristaltic and syringe pumps) Electrical discharge diagnostics (oscilloscopes, high voltage probes, current monitors) Optical emission spectroscopy systems (optical spectrometers, monochromator, PMT) Fast ICCD camera for imaging and spectroscopy Gas and water chemical analysis (flue gas analyzer, ozonemeter, infrared and UV-VIS absorption spectrometers, fluorescence spectrometer) Microbiology cultivation facilities (sterile box, thermostat) Main research collaborations and industrial partners University of California, Berkeley, USA (Prof. David Graves) ZIK Plasmatis, INP Greifswald, Germany (Dr. Stephan Reuter) Ecole Centrale Paris, France (Prof. Christophe Laux) Supélec, Paris, France (Prof. Emmanuel Odic) Institute of Plasma Physics AS ČR, Prague, Czech Republic (Dr. Petr Lukeš) Toyohashi University of Technology, Toyohashi, Japan (Prof. Akira Mizuno) AIST, Tsukuba, Japan (Dr. Hyun-Ha Kim) Division of Biomedical Physics, Comenius University (Prof. Libuša Šikurová) Department of Biochemistry, Comenius University (Prof. Peter Polčic) Main publications related to COST Action Z. Machala, B. Tarabová, K. Hensel, E. Špetlíková, L. Šikurová, P. Lukeš: Formation of ROS and RNS in water sprayed through transient spark discharge in air and their bactericidal effects, Plasma Process. Polym. 10, 649-659 (2013) B. Pongrác, Z. Machala: Electro-spraying of water with streamer corona discharge, IEEE Trans. Plasma Sci. 39, 2664-2665 (2011) Z. Machala, L. Chládeková, M. Pelach: Plasma agents in bio-decontamination by dc discharges in atmospheric air, J. Phys. D: Appl. Phys. 43, 222001 (2010) M. Janda, Z. Machala, M. Morvová, I. Morva: Study of plasma induced chemistry by DC discharges above water surface in CO 2 /N 2 /H 2 O, Orig. Life Evol. Biosph. 38, 23-35 (2008) Z. Machala, M. Janda, K. Hensel, I. Jedlovský, L. Leštinská, V. Foltin, V. Martišovitš, M. Morvová: Emission spectroscopy of atmospheric pressure plasmas for bio-medical and environmental applications, J. Molec. Spectrosc. 243, 194-201 (2007) J. Pawłat, K. Hensel, S. Ihara: Generation of oxidants and removal of indigo blue by pulsed power in bubbling and foaming systems, Czech. J. Phys. 56, B1174-B1178 (2006)
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.