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Division of Environmental Physics - User: student
Faculty of Mathematics, Physics and Informatics, Comenius University Bratislava

Assoc. Prof. Zdenko MACHALA, PhD.

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F2-88
+421-2-60295-618
machalaatfmph.uniba.sk
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Degrees  | Awards  | Professional Experience  | Teaching  | Research  | Publications  | Languages

Z. Machala

Degrees

2008 Associate professor in physics (Doc.),
Comenius University, Bratislava, Slovakia
2001 PhD. in plasma physics,
Comenius University, Bratislava, Slovakia
2000 Dr. es science (= PhD.) in gas and plasma physics,
University Paris-Sud XI, France
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Awards, Fellowships, Membership of Professional Societies

from 2017 President - International Society for Plasma Medicine (ISPM)
from 2016 Assoc. editor of IEEE Transactions on Radiation and Plasma Medical Sciences (journal)
2016 chair of the 6th International Conference on Plasma Medicine
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Professional Experience

2013: visiting professor University of California, Berkeley, USA, Department of Chemical and Biomedical Engineering
2011: invited professor - 1-month research program, Ecole Centrale Paris, France
since 2008: associate professor at Faculty of Mathematics, Physics and Informatics, Comenius University, Bratislava, Slovakia; research oriented at atmospheric plasmas and electric discharges and their environmental and biological applications
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Teaching Activities

Current courses:
Physics of water - Fyzika vody (1-OZE-302)
Plasma diagnostics - Diagnostika plazmy (2-FFP-111)
Experimental vademecum - Experimentálne vademecum (3-FFP-001)
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Supervised students
PhD: MostafaE. HASSAN
Igor JEDLOVSKÝ
Zuzana KOVAĽOVÁ, rod. Šipoldová
...
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Research Interests and Projects





Research interests








Fundamental physics of atmospheric pressure plasmas and electrical discharges.









Biomedical and Environmental applications of cold plasmas.










Plasma diagnostics: electrical, optical, spectroscopic.







Research projects









Physical and chemical processes at the interface of low-temperature plasma with water, and their use for bio-medical and agricultural applications. (1/0419/18, 2018-2021, principal investigator: Janda M.).

Interaction of cold plasma with water, the effects of plasma activated water to biological systems and their uses in medicine and agriculture (APVV-17-0382, 2018-2022, principal investigator: Machala Z.).

Effects on atmospheric pressure cold plasmas on bacteria and seeds (SK-PL-18-0090, 2019-2020, principal investigator: Hensel K.).










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Publications & Citations






Book chapters:

3


Invited lectures/seminars:

24






Journal papers:

57


WoS/SCOPUS citations:

1013





Other publications:

217


Other citations:

170











Book editor






Machala Z., Hensel K., Akishev Y. (Editors), Plasma for bio-decontamination, medicine and food security, NATO Science for Peace and Security Series A - Chemistry and Biology, Springer, Dordrecht, Netherlands, 487 pp, ISBN 978-94-007-2851-6 (2012)








Book chapters




  

  Janda M., Machala Z., Joshi R. P., Krasnoperov L., Mededovic Thagard S.:
  Electrical discharges,
Chapter 55 in: Encyclopedia of Physicsl Organic Chemistry, Eds.: Wang Z., Wille U., Juaristi E., Wiley, New Jersey, p. 2957-3010 (2017)

  






Machala Z., Pai D.Z., Janda M. and Laux C.O.:
Atmospheric Pressure Nanosecond Pulsed Discharge Plasmas, Chapter 6 in: Low Temperature Plasma Technology: Methods and Applications, Eds.: Paul K. Chu, XinPei Lu, CRC Press; 1 edition (July 25, 2013), ISBN-10: 1466509902; ISBN-13: 978-1466509900, (2013)




Machala Z., Tarabová B., Pelach M., Šipoldová Z., Hensel K., Janda M., and Šikurová L.: Bio-Decontamination of Water and Surfaces by DC Discharges in Atmospheric Air, Chapter 3 in: Plasma for Bio-Decontamination, Medicine and Food Security, NATO Science for Peace and Security Series A: Chemistry and Biology, Eds.: Z. Machala, K. Hensel, Y. Akishev, Springer, Dordrecht, Netherlands, p. 31-44, ISBN 978-94-007-2851-6, © Springer Science+Business Media B.V. (2012)








Journal papers



Machala Z., Tarabová B., Sersenová D., Janda M., Hensel K.: Plasma activated water chemical and antibacterial effects: Correlation with gaseous and aqueous reactive oxygen and nitrogen species, plasma sources and air flow conditions, J. Phys. D: Appl. Phys. 52, 034002 (2019).
abstract  download  citations: 2  
Pawlat J., Terebun P., Kwiatkowski M., Tarabová B., Kovaľová Z., Kučerová K., Machala Z., Janda M., Hensel K.: Evaluation of oxidative species in gaseous and liquid phase 
generated by mini-gliding arc discharge, Plasma Chem. Plasma Process. 39, xxx (2019).
abstract  download  citations: 0  
Tarabová B., Lukeš P., Hammer M.U., Jablonowski H., von Woedtke T., Reuter S., Machala Z.: Fluorescent measurement of peroxynitrite/peroxynitrous acid in cold air plasma treated aqueous solutions, Phys. Chem. Chem. Phys. X, DOI: 10.1039/c9cp00871c (2019).
abstract  download  citations: 0  
Akishev Yu., Machala Z., Koval N.: Preface: Special issue on recent developments in plasma sources and new plasma regimes, J. Phys. D: Appl. Phys. 52, 130301 (2019).
abstract  download  citations: 0  
Machala Z. and Graves D.B.: Frugal Biotech Applications of Low-Temperature Plasma, Trends Biotechnol. 36(6), 579-581 (2018).
abstract  download  citations: 1  
Tarabová B., Lukeš P., Janda M., Hensel K., Šikurová L., Machala Z.: Specificity of detection methods of nitrites and ozone in aqueous solutions activated by air plasma, Plasma Process. Polym. 15, e1800030 (2018).
abstract  download  citations: 3  
Janda M., Hensel K., Machala Z.: Kinetic plasma chemistry model of pulsed transient spark discharge in air coupled with nanosecond time-resolved imaging and spectroscopy, J. Phys. D: Appl. Phys. 51 (33), 334002 (2018).
abstract   citations: 3  
Polčic P., Pakosová L., Chovančíková P., and Machala Z.: Reactive cold plasma particles generate oxidative stress in yeast but do not trigger apoptosis, Canad. J. Microbiol. 64 (6), 367-375 (2018).
abstract   citations: 0  
Machala Z. and Pavlovich M.J.: A New Phase in Applied Biology, Trends Biotechnol. 36 (6), 577-578 (2018).
abstract  download  citations: 0  
Janda M., Hoder T., Sarani A., Brandenburg R., Machala Z.: Cross-correlation spectroscopy study of the Transient Spark discharge in atmospheric pressure air, Plasma Sources Sci. Technol. 26 (5), 055010 (2017).
abstract  download  citations: 4  
Janda M., Martišovitš V., Buček A., Hensel K., Molnár M., Machala Z.: Influence of repetition frequency on streamer-to-spark breakdown mechanism in transient spark discharge, J. Phys. D: Appl. Phys 50 (42), 425207 (2017).
abstract   citations: 0  
Machala Z., Hamaguchi S., Fridman G.: Preface: Sixth International Conference on Plasma Medicine (ICPM-6), Plasma Medicine 7 (2), v-vi (2017).
abstract  download  citations: 0  
Janda M., Martišovitš V., Hensel K., Machala Z.: Generation of antimicrobial NOx by atmospheric air transient spark discharge, Plasma Chem. Plasma Proc. 36, 767-781 (2016).
abstract  download  citations: 19  
Tučeková Z., Kovaľová Z., Zahoranová A., Machala Z., Černák M.: Inactivation of Escherichia coli on PTFE surfaces by Diffuse Coplanar Surface Barrier Discharge, Eur. Phys. J. Appl. Phys. 75, 24711 (2016).
abstract  download  citations: 0  
Kovaľová Z., Leroy M., Kirkpatrick M., Odic E., Machala Z.: Corona discharges with water electrospray for Escherichia coli biofilm eradication on a surface, Bioelectrochemistry 112, 91–99 (2016).
abstract  download  citations: 8  
P J Bruggeman, M J Kushner, B R Locke, J G E Gardeniers, W G Graham, D B Graves, R C H M Hofman-Caris, D Maric, J P Reid, E Ceriani, D Fernandez Rivas, J E Foster, S C Garrick, Y Gorbanev, S Hamaguchi, F Iza, H Jablonowski, E Klimova, J Kolb, F Krcma, P Lukes, Z Machala Z, I Marinov, D Mariotti, S Mededovic Thagard, D Minakata, E C Neyts, J Pawlat, Z Lj Petrovic, R Pflieger, S Reuter, D C Schram, S Schröter, M Shiraiwa, B Tarabová B, P A Tsai, J R R Verlet, T von Woedtke, K R Wilson, K Yasui and G Zvereva: Plasma-liquid interactions: a review and roadmap, Plasma Sources Sci. Technol. 25, 053002 (59pp) (2016).
abstract  download  citations: 179  
Pongrác B., Krčma F., Dostál L., Kim H.H., Homola T., Machala Z.: Effects of corona space charge polarity and liquid phase ion mobility on the shape and velocities of water jets in the spindle j, J. Aerosol. Sci. 101, 196-206 (2016).
abstract   citations: 3  
Janda M., Martišovitš V., Hensel K., Machala Z.: Study of transient spark discharge focused at NOx generation for biomedical applications, J. Phys.: Conf. Series. 768, 012009 (2016).
abstract  download  citations: 7  
Janda M., Machala Z., Hensel K., Morvová M.: Transient Spark in N2-CO2 Mixture above Water Surface at Atmospheric Pressure, Acta Phys.. Univ. Comenian. LIII, 15-25 (2016).
abstract  download  citations: 0  
Krupski P., M. Kwiatkowski, P. Terebun, J. Diatczyk, H.D. Stryczewska, J. Pawłat, Z. Machala, K. Hensel: Application of miniature glidarc to rejection of bacterial contamination from the teflon surface (in Polish), Przeglad Elektrotechniczny 92 (6), 127-130 (2016).
abstract  download  citations: 0  
Janda M., Machala Z., Dvonč L., Lacoste D.A., Laux C.O.: Self-pulsing discharges in pre-heated air at atmospheric pressure, J. Phys. D: Appl. Phys. 48, 035021 (2015).
abstract  download  citations: 10  
Hensel K., Kučerová K., Tarabová B., Janda M., Machala Z., Sano K., Mihai C. T., Gorgan L. D., Jijie R., Pohoata V., Topala I.: Effects of air transient spark discharge and helium plasma jet on water, bacteria, cells and biomolecules, Biointerphases 10 (2), 029515 (2015).
abstract  download  citations: 39  
Kovaľová Z., Leroy M., Jacobs C., Kirkpatrick M., Machala Z., Lopes F., Laux C.O., DuBow M., Odic E.: Atmospheric pressure argon surface discharges propagated in long tubes: physical characterization and application to bio-decontamination, Journal of Physics D: Applied Physics 48, 464003 (2015).
abstract  download  citations: 4  
Kovaľová Z., Zahoran M., Zahoranová A., Machala Z.: Streptococci biofilm decontamination on teeth by low-tempreature air plasma of dc corona discharges, Journal of Physics D: Applied Physics 47 (22), 224014 (2014).
abstract  download  citations: 17  
Pongrác B., Kim H.H., Janda M., Martišovitš V., Machala Z.: Fast imaging of intermittent electrospraying of water with positive corona discharge, J. Phys. D: Appl. Phys. 47, 315202 (2014).
abstract  download  citations: 6  
Kim H.H., Teramoto Y., Negishi N., Ogata A., Kim J.H., Pongrác B., Machala Z., Gañán-Calvo Alfonso M.: Polarity effect on the electrohydrodynamic (EHD) spray of water, J. Aerosol. Sci. 76, 98-114 (2014).
abstract   citations: 4  
Pongrác B., Kim H.H., Negishi N., Machala Z.: Influence of water conductivity on particular electrospray modes with dc corona discharge — optical visualization approach, Eur. Phys. J. D 68, 224 (2014).
abstract  download  citations: 2  
Janda M., Martišovitš V., Dvonč L., Hensel K., Machala Z.: Measurement of the electron density in transient spark discharge, Plasma Sources Sci. Technol. 23, 065016 (2014).
abstract  download  citations: 12  
Pavlovich M J, Ono T, Galleher C, Curtis B, Clark D S, Machala Z and Graves D B: Air spark-like plasma source for antimicrobial NOx generation, J. Phys. D: Appl. Phys. 47, 505202 (10pp) (2014).
abstract  download  citations: 7  
Kovaľová Z., Tarabová K., Hensel K., Machala Z.: Decontamination of Streptococci Biofilms and Bacillus Cereus Spores on Plastic Surfaces with DC and Pulsed Corona Discharges, Eur. Phys. J. Appl. Phys. 61 (2), 24306 (2013).
abstract  download  citations: 15  
Machala Z., Tarabová B., Hensel K., Špetlíková E., Šikurová L., Lukeš P.: Formation of ROS and RNS in Water Sprayed through Transient Spark Discharge in Air and Their Bactericidal Effects, Plasma Process. Polym. 10 (7), 649-659 (2013).
abstract  download  citations: 118  
Janda M., Machala Z., Niklová A., Martišovitš V.: The streamer-to-spark transition in a transient spark: a dc-driven nanosecond-pulsed discharge in atmospheric air, Plasma Sources Sci. Technol. 21, 045006 (9pp) (2012).
abstract  download  citations: 26  
Szalay Zs., Ráheľ J., Machala Z., Hensel K.: Assessing the Self-cleaning Capability of a Coplanar Barrier Discharge with Different Barrier Surface Coatings and Electrode Geometries, Acta Univ. Carolin. Math. Phys. 53 (2), 69-77 (2012).
abstract  download  citations: 0  
Janda M., Martišovitš V., Machala Z.: Transient spark: a dc-driven repetitively pulsed discharge and its control by electric circuit parameters, Plasma Sources Sci. Technol. 20, 035015 (10pp) (2011).
abstract  download  citations: 30  
Janda M., Machala Z.: Imaging of transient spark in atmospheric pressure air by fast iCCD camera, IEEE Trans. Plasma Sci. 39 (11) 2246-2247 (2011).
abstract  download  citations: 10  
Šipoldová Z., Machala Z.: Bio-decontamination of plastic and dental surfaces with atmospheric pressure air DC discharges, IEEE Trans. Plasma Sci. 39, 2970-2971 (2011).
abstract  download  citations: 0  
Pongrác B., Machala Z.: Electro-Spraying of Water with Streamer Corona Discharge, IEEE Trans. Plasma Sci. 39, 2664-2665 (2011).
abstract  download  citations: 3  
Leštinská L., Martišovitš V., Machala Z.: Corona discharge as a temperature probe for atmospheric air microwave plasma jet, J. Quant. Spec. Rad. Transfer 112, 2779-2786 (2011).
abstract  download  citations: 5  
Janda M., Machala Z., Laux C.O.: Optical and Electrical Study of Transient Spark Discharge in Air, Acta Physica Universitatis Comenianae L-LI, 85-93 (2010).
abstract  download  citations: 0  
Machala Z., Chládeková L., Pelach M.: Plasma agents in bio-decontamination by dc discharges in atmospheric air, J. Phys. D: Appl. Phys. 43, 222001 (2010).
abstract  download  citations: 57  
Hensel K., Machala Z., Tardiveau P.: Capillary Microplasmas for Ozone Generation, Eur. Phys. J. Appl. Phys. 47 (2), 22813 (2009).
abstract  download  citations: 14  
Machala Z., Jedlovský I., Chládeková L., Pongrác B., Giertl D., Janda M., Šikurová L., Polčic P.: DC discharges in atmospheric air for bio-decontamination – spectroscopic methods for mechanism identification, Eur. Phys. J. D, 54, 195-204 (2009).
abstract  download  citations: 42  
Machala Z.: Plazma a živé organizmy, Čs. čas. fyz. 59 (6), 370-376 (2009).
abstract  download  citations: 0  
Janda M., Machala Z.: Transient spark discharge in N2/CO2/H2O mixtures at atmospheric pressure, IEEE Trans. Plasma Sci. 36 (4), 916-917 (2008).
abstract  download  citations: 4  
Janda M., Machala Z., Morvová M., Morva I.: Study of Plasma Induced Chemistry by DC Discharges Above Water Surface in CO2/N2/H2O Mixture, Orig. Life Evol. Biosph., 38, 23-35 (2008).
abstract  download  citations: 10  
Machala Z., Jedlovský I., Martišovitš V.: DC discharges in atmospheric air and their transitions, IEEE Trans. Plasma Sci. 36, 918-919 (2008).
abstract  download  citations: 30  
Leštinská L., Foltin V., Machala Z.: Emission Spectroscopy of Atmospheric Nitrogen Microwave Plasma, IEEE Trans. Plasma Sci. 36, 962-963 (2008).
abstract  download  citations: 3  
Leštinská L., Martišovitš V., Zahoran M., Machala Z.: Atmospheric pressure MW plasma for waste carbon treatment, Chemické listy 102 (16), S1428-S1431 (2008).
abstract  download  citations: 0  
Machala Z., Janda M., Hensel K., Jedlovský I., Leštinská L., Foltin V., Martišovitš V., Morvová M.: Emission Spectroscopy of Atmospheric Pressure Plasmas for Bio-medical and Environmental Applications, J. Molec. Spectrosc. 243 (2), 194-201 (2007).
abstract  download  citations: 220  
Janda M., Martišovitš V., Morvová M., Machala Z., Hensel K.: Monte Carlo simulations of electron dynamics in N2/CO2 mixtures, Eur. Phys. J. D 45 (2), 309-315 (2007).
abstract  download  citations: 12  
Hensel K., Martišovitš V., Machala Z., Janda M., Leštinský M., Tardiveau P., Mizuno A.: Electrical and Optical Properties of AC Microdischarges in Porous Ceramics, Plasma Process. Polym. 4 (7-8), 682-693 (2007).
abstract  download  citations: 48  
Foltin V., Leštinská L., Machala Z.: Spectroscopic investigations of atmospheric pressure microwave torch nitrogen plasma jet, Czech. J. Phys. 56, B712-720 (2006).
abstract  download  citations: 3  
Machala Z., Laux C.O. and Kruger C.H.: Transverse DC Glow Discharges in Atmospheric Pressure Air, IEEE Trans. Plasma Sci. 33 - Special Issue on Plasma Images, 320-321 (2005).
abstract  download  citations: 24  
Machala Z., Marode E., Morvová M., Lukáč P.: DC glow discharges in atmospheric air as a source for VOC abatement, Plasma Process. Polym. 2, 152-161 (2005).
abstract  download  citations: 32  
Janda M., Machala Z., Morvová M., Franček V., Lukáč P.: WEB-EEDF: Open Source Software for Modeling the Electron Dynamics, Acta Physica Slovaca 55, 507-514 (2005).
abstract  download  citations: 0  
Machala Z., Marode E., Laux C.O., Kruger C.H.: DC glow discharges in atmospheric pressure air, J. Advanced Oxid. Technol. 7, No. 2, 133-137 (2004).
abstract  download  citations: 45  
Machala Z., Morvová M., Marode E., Morva I.: Removal of cyclohexanone in Transition Electric Discharges at Atmospheric Pressure, J.Phys. D: Appl.Phys., Vol.33 No 24, 3198-3213 (2000).
abstract  download  citations: 24  
	


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Invited lectures and seminars


          

                          

              Machala Z., Air Discharges and Plasma Activated Water for Applications in Bio-decontamination, Agriculture and Food Processing, Material Research Society Fall Meeting and Exhibit, Symposium BM06,  Boston, USA, Nov 25-30,  p. BM06.08.01 (2018)

                            

              Machala Z., Elektrické výboje s vodou a ich biomedicínske aplikácie, 23. Konferencia Slovenských Fyzikov,  Smolenice, 5-8.9.,  p. 10 (2018)

                            

              Machala Z., Tarabová B., Kučerová K., Sersenová D., Ndiiffo-Yemeli G. B., Žilková A., Henselová M., Tampieri F., Marotta E., Paradisi C., Hensel K., Water activated by air discharges for applications in biodecontamination, agriculture and food processing, 11th International Symposium on Non-thermal Plasma Technology for Pollution Control and Sustainable Energy ISNTP-11,  Montegrotto Terme (Italy), July 1-5,  p. 32 (2018)

                            

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Contributions on international conferences and symposia



Janda M., Hensel K., Machala Z.: Chemical kinetic model of transient spark: Spark phase and NOx formation, 22nd Symposium on Applications of Plasma Processes and 11th EU-Japan Joint Symposium on Plasma Processing SAPP XXII,  Štrbské Pleso (Slovakia), January 18-24, p. 25-32 (2019).
abstract  download  citations: 0  
Machala Z., Tarabová B., Janda M., Hensel K.: Gaseous and aqueous reactive oxygen and nitrogen species of air plasmas with water, 22nd Symposium on Applications of Plasma Processes and 11th EU-Japan Joint Symposium on Plasma Processing SAPP XXII,  Štrbské Pleso (Slovakia), January 18-24, p. 186-190 (2019).
abstract  download  citations: 0  
Tarabová B., Žilková A., Tampieri F., Marotta E., Paradisi C., Krewing M., Bandow J., Machala Z.: Non-thermal pasteurization of fresh apple juice by cold air plasmas, 22nd Symposium on Applications of Plasma Processes and 11th EU-Japan Joint Symposium on Plasma Processing SAPP XXII,  Štrbské Pleso (Slovakia), January 18-24,  p. USB (2019).
abstract  download  citations: 0  
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Languages







English, French, Czech - fluent spoken and written






Russian – advanced






Italian, German – beginning






Slovak - maternity language








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