Juslan Lo

Recherche

Thème

Plasma de décharge hautes fréquences en vue d'applications dans le domaine de la santé, agroalimentaire et chimie (plasma médecine, plasma-agriculture, chimie analytique)
Couplage source électromagnétique avec le plasma

Mots-clés

Plasma de décharge, micro-ondes, radiofréquences, hautes-fréquences, diagnostics émission optique, sonde Langmuir, imagerie CCD, spectroscopie de masse

Activités scientifiques

Activités et responsabilités internationales

Comité d'organisation

"10th European Congress on Embeded Real Time Systems (ERTS2020), 29 - 31 January 2020
The congress targets all the domains where embedded systems are crucial, such as, but not limited to, transportation (aeronautics, automotive, railway, subway, marine, unmanned vehicle, space exploration and satellite applications), e-healthcare, smart agriculture, industry, defence, energy, and telecom domains.**

Activités associatives disciplinaires

Membre du COST Action CA19110 PlAgri (Plasma applications for smart and sustainable agriculture)
Membre GdR EMILI (Etude des Milieux Ionisés – plasmas froids créés par décharge et laser)
Membre junior du bureau de la Société de l'Electricité, de l'Electronique et des Technologies de l'Information et de la Communication (SEE-Groupe Midi-Pyrénées) depuis 2017

Activités et responsabilités nationales

Comité de pilotage

Albi Eco Race (édition 2017, édition 2018, édition 2019, édition 2020)
- Evénement annuel de courses véhicules électrique/hydrogène/solaire
- public national et international
- jusqu'à 3000 participants

Publications

Publications internationales

J. Stekke, C. Tendero, P. Tierce, Ch. Courtois, G. Rauwel, J. Lo, Ph. Guillot, F. Pigache, Low voltage plasma jet with piezoelectric generator : preliminary evaluation of decontamination capabilities, ,” IEEE Transactions on Plasma Science, vol. 48, no. 5, pp. 1264–1270, May 2020, doi: 10.1109/TPS.2020.2985406.
A. Kais, J. Lo, L. Thérèse, Ph. Guillot, Heating power at the substrate, electron temperature and electron density in 2.45 GHz low-pressure microwave plasma, Phys. Plasmas, 25:1, Jan. 2018, DOI:10.1063/1.5005592
Louis Latrasse, Marilena Radoiu, J. Lo & Philippe Guillot, 2.45-GHz microwave plasma sources using solid-state microwave generators. Collisional-type plasma source, Journal of Microwave Power and Electromagnetic Energy , 51:1, 2017, DOI:10.1080/08327823.2017.129358
Louis Latrasse, Marilena Radoiu, J. Lo & Philippe Guillot, 2.45-GHz microwave plasma sources using solid-state microwave generators. ECR-type plasma source, Journal of Microwave Power and Electromagnetic Energy , 50:4, 308-321, 2016 DOI:10.1080/08327823.2016.126088
Jerome Sokoloff , Olivier Pascal, Thierry Callegari, Romain Pascaud, Francisco Pizarro Torres, Laurent Liard, J. Lo, Asma Kallel, Non-thermal plasma potentialities for microwave device reconfigurability, Comptes Rendus Physique 15(5), May 2014
J. Lo, Jerome Sokoloff, Thierry Callegari, Jean-Pierre Boeuf, Reconfigurable electromagnetic band gap device using plasma as a localized tunable defect, Applied Physics Letters 96(25):1501, June 2010
L. Garrigues, J. Pérez-Luna, J. Lo, G. J. M. Hagelaar, J. P. Boeuf, S. Mazouffre, Empirical electron cross-field mobility in a Hall effect thruster, Applied Physics Letters, 95, 141501 (2009)

Conférences internationales

C. Muja, M. Soulier, Th. Maho, Ph. Belenguer, J. Lo, Ph.Guillot, Low pressure plasma as a tool in crop molds and mycotoxins management, 9th International Conference on Plasma Medicine (ICPM), 27 June -1st July 2022, Utrecht, The Netherlands.
A. Bouchachia, J. Lo, B. Cailler, S. Belouadi, N. Larbi, D. Bachir, A. Belasri Experimental investigation of the electrical and optical properties of a DBD photon source in a Ne/Xe mixture, 17th International Symposium on the Science and Technology of Lighting, 1- 3 June 2022, Toulouse, France
Soulier M., Maho T., Muja C., Belenguer Ph., Lo J. and Guillot Ph., Investigation of the efficiency of a low pressure air plasma on fungal and mycotoxin profilerations on wheat seeds, 3rd International Workshop on Plasma Agriculture (IWOPA 2021), March 2021, (by visioconference),
Soulier M., Maho T., Muja C., Belenguer Ph., Lo J. and Guillot Ph., A low-pressure air plasma improving bell pepper seed germination and vigor, 3rd International Workshop on Plasma Agriculture (IWOPA 2021), March 2021 (by visioconference),
M. Soulier, T. Maho, C. Muja, J. Lo, and P. Guillot, “Germination rate and vigor studies of bell pepper seeds after low-pressure air microwave plasma treatment,” presented at the 47th International Conference On Plasma Sciences Dec. 2020 (by visioconference),
M. Soulier, T. Maho, C. Muja, P. Belenguer, J. Lo, and P. Guillot, “Spatial distribution of an ECR microwave plasma coupled with a CCP radiofrequency plasma acting on seed surface modification,” presented at the 1st International Conference on Renewable Energy and Energy Conversion, Oran, Algeria, Nov. 2019. [Online]. Available: https://icreec2019.wixsite.com/icreec2019
C. Muja, M. Soulier, J. Lo, P. Belenguer, and P. Guillot, “Seeds treatment by low-pressure microwave plasma,” presented at the 1st International Conference on Renewable Energy and Energy Conversion, Oran, Algeria, Nov. 2019. [Online]. Available: https://icreec2019.wixsite.com/icreec2019
M. Soulier, T. Maho, C. Muja, J. Lo and Ph. Guillot, Non-thermal electron cyclotron resonance (ECR) air plasmas characteristics and preliminary results in tomato seeds germination, 24th International Symposium on Plasma Chemistry, 9 June – 14 June 2019, Naples, Italie
J. Orejas, L. Sudrie, J. Lo, L. Therese, and P. Guillot, “Characterization and evaluation of a Surface-Wave plasma,” presented at the Winter conference 2019, Pau, fevrier 2019.
Therese, L., J. Lo, P. Belenguer et P. Guillot. (2018), Capacitively or/and Inductively Coupled Plasma sources in argon at low pressure for surface treatment. Modeling and experimental study., Surface Fest. Bordeaux, France.; http://surfacefest.org/futureworkshops/2018/program2018.pdf
Soulier, M., J. Lo et P. Guillot. (2018), Characterization of a non-equilibrium low temperature plasma generated by an ECR plasma source, 28th Symposium on Plasma Physics and Technology (Vol. 5, p. 84). Prague - Czech Republic.; http://www.plasmaconference.cz/about.php
Lo, J., L. Chauvet, L. Latrasse et P. Guillot. (2018), Investigation on 2.45 a GHz surfatron in Argon flow at atmospheric pressure in terms of optical emission and mass spectrometry, 28th Symposium on Plasma Physics and Technology. Prague - Czech Republic (Oral presentation)
Soulier, M., A. Kais, C. Muja, J. Lo et P. Guillot. (2018), Comparison between the sporocidal efficacy of two coaxial micro-waves plasma sources for spices decontamination, International Workshop On Plasma Agriculture 2 (Vol. 1, p. 70). Takayama, Japon.
Muja, C., M. Soulier, J. Lo, P. Guillot et P. Belenguer. (2018), Corn seeds treatment by coaxial microwave plasma source, International Workshop On Plasma Agriculture 2. Takayama, Japon.
Lo, J., L. Chauvet, C. Tendero, F. Pigache et P. Guillot. (2018), Experimental characterization of an atmospheric piezoelectric plasma source, ICPM. Philadelphia, USA.
Lo, J., L. Chauvet, C. Muja, K. Achkasov, L. Latrasse et P. Guillot. (2018), Spectrometric characterization of an atmospheric microwave plasma jet. Influence of the injected power, ICPM. Philadelphia, USA.
Lo, J., A. Kais, L. Therese, B. Caillier, P. Guillot et L. Latrasse. (2017), Experimental comparison of electronic cylotronic resonance and collisional type coaxial plasmas sources, 2017 IEEE International Conference on Plasma Science (ICOPS) (p. 1584). Atlantic City, NJ, USA.
Kais, A., J. Lo, C. Muja, L. Latrasse, L. Thérèse et P. Guillot. (2017), Source Plasma Micro-onde Coaxiale appliquée à la décontamination des épices, Congrès de Physique et Chimie Quantique CPCQ 2017 et 12e Journées de Chimie Théorique et Computationnelle JCTC12 (p. 34). Tizi-Ouzou, Algérie.
Kais, A., J. Lo, L. Therese et P. Guillot. (2017), Non-intrusive method for electron density determination in low-pressure micro-wave plasma source: correlation between the modified boltzmann Plot and the power influx at the surface, XXXIII International Conference on Phenomena in Ionized Gases (ICPIG).
Lo J., Chauvet L., Muja C., Latrasse L. and Guillot Ph., Optical emission and mass spectrometric characterization of an atmospheric microwave plasma jet, XXXIII International Conference on Phenomena in Ionized Gases (ICPIG).
Kais, A., J. Lo, C. Muja, L. Latrasse, M. Radoiu, L. Thérèse et P. Guillot. (2016), Microwave coaxial plasma source for spices decontamination, ICPM6. Bratislava, Slovakia.
Kais, A., J. Lo, C. Muja, L. Thérèse et P. Guillot. (2016), Characterization of a low-pressure microwave collisional-type coaxial plasma source used for decontamination in food industry, ESCAMPIG. Bratislava, Slovakia.
Muja, C., J. Lo, C. Laurent, L. Thérèse, B. Caillier et P. Guillot. (2015), Investigation of bacterial spore inactivation using a 2.45 GHz coaxial plasma source, 32nd Internationl Conference on Phenomena in Ionized Gases (ICPIG. Iași, Romania.; http://www.icpig2015.net/Content/Posters/id261_Cristina_MUJA.pdf
Lo, J., L. Latrasse, C. Laurent, L. Therese, B. Caillier et P. Guillot. (2015), 2.45 GHz ECR coaxial plasma source: characterization in single and multi-sources configuration, 32nd Internationl Conference on Phenomena in Ionized Gases (ICPIG. Iași, Romania.; http://www.icpig2015.net/Content/Posters/id239_Philippe_GUILLOT.pdf
Lo, J., L. Latrasse, B. Caillier et P. Guillot. (2015), Optical and probe diagnostics of a 2.45 GHz ECR coaxial plasma source, 11th Frontiers in Low Temperature Plasma Diagnostics (FLTPD). Hyères, France.; http://fltpd-xi.sciencesconf.org/61620/document
Latrasse, L., J. Lo, M. Radoiu et P. Guillot. (2015), 2.45 GHz plasma sources using solid state generator: design and comparative performance of ECR- and Collisional-type sources in matrix configuration, 32nd Internationl Conference on Phenomena in Ionized Gases (ICPIG. Iași, Romania.; http://www.icpig2015.net/Content/Posters/id241_Louis_LATRASSE.pdf
Lo, J., C. Muja, L. Therese, B. Caillier, L. Latrasse et P. Guillot. (2014), Experimental characterization of a coaxial microwave plasma source and efficiency on microbial surface decontamination, 5th International Conference on Plasma Medicine (ICPM5). Nara, Japan.
J. Lo, C. Laurent, B. Caillier, L. Thérèse, and Ph. Guillot, “On the influence of radiofrequency capacitive feed on surface-wave microwave plasma source”, 22nd Europhysics Conference on Atomic and Molecular Physics of Ionized Gases (ESCAMPIG), Greifswald, Germany, 15-19 July 2014
C. Laurent, J. Lo, B. Caillier, L. Thérèse, and Ph. Guillot, “The influence of Electron Energy Distribution Function (EEDF) on the line-ratio method”, 22nd Europhysics Conference on Atomic and Molecular Physics of Ionized Gases (ESCAMPIG), Greifswald, Germany, 15-19 July 2014
C. Laurent, J. Lo, B. Caillier, L. Thérèse, and Ph. Guillot, “Spatial characterization of a capacitively coupled plasma in argon at low pressure with double Langmuir probe and optical emission spectroscopy diagnostics”, 20th International Conference on gas discharges and their applications, Orléans, France, 6-11 July 2014
C. Laurent, J. Lo, B. Caillier, L. Thérèse, and Ph. Guillot, Comparison of plasma sources for surface treatment applications: radiofrequency inductively coupled and microwave plasma sources, IEEE International Conference on Plasma Science (ICOPS), Washington DC, 25-29 Mai 2014
J. Lo, C. Muja, L. Thérèse, B. Caillier, L. Latrasse, Ph. Guillot, “Experimental characterization of a coaxial microwave plasma source and efficiency on microbial surface decontamination”, 5th International Conference on Plasma Medicine (ICPM), Nara, Japan, 18-23 May 2014
C. Laurent, J. Lo, B. Caillier, L. Thérèse, Ph. Belenguer and Ph. Guillot, “Spatial distribution of electronic temperature, density and plasma emission in argon inductively coupled plasma for surface treatment”, 19th International Vacuum Congress, Paris, France, Septembre 2013
C. Laurent, J. Lo, B. Caillier, L. Thérèse, Ph. Belenguer and Ph. Guillot, “Spatial characterization of an inductively coupled plasma in argon with optical emission spectroscopy and Langmuir probe diagnostics for surface treatment purpose”, 31st International Conference on Phenomenon in Ionized Gases, Granada, Spain, July 2013
C. Laurent, J. Lo, B. Caillier, L. Thérèse, D. Mihailova, G. Hagelaar, Ph. Belenguer and Ph. Guillot, “Experimental and numerical characterization of an argon RF inductively coupled plasma for surface treatment”, IEEE International Conference on Plasma Science (ICOPS), San Francisco, CA, 16-21 June 2013
L.V. Simonchik, M.S. Usachonak, Th. Callegari, J. Lo, J. Sokoloff, Determination of electron density in plasma used for the waveguide band-pass filter control, IX Belarusian-Serbian Symposium Physics And Diagnostics Of Laboratory And Astrophysical Plasmas (РDР-9), Minsk, Belarus, September 16–21, 2012
V.I. Arkhipenko, Th. Callegari, J. Lo, L.V. Simonchik, J. Sokoloff, M.S. Usachonak, “Control of electromagnetic band gap devices by discharge plasmas”, VIII International Workshop on microwave discharges, Zvenigorod, Russia, 10-14 September, 2012
J. Lo, J. Sokoloff, Th. Callegari, “Switchable directional filter based on defect-control by plasma discharge within a metallic EBG structure”, 5th International Congress on Advanced Electromagnetic Materials in Microwaves and Optics, Barcelona, Spain, 10-15 October 2011
J. Lo, Th. Callegari, J. Sokoloff, L. Simonchik, Ya. Safronau, Microplasma discharge used to control electromagnetic band gap device, 6th International Workshop on Microplasmas, Paris, France, 3-6 April 2011
V.I. Arkhipenko, Th. Callegari, J. Lo, L.V. Simonchik, J. Sokoloff, M.S. Usachonak, Electromagnetic band gap devices controlled by low pressure discharge lamps, XXXVIII international conference on plasma physics and CF, Zvenigorod, February 14 – 18, 2011
V.I. Arkhipenko, Тh. Callegari, A.A. Kirillov, J. Lo, Ya.A. Safronau, L.V. Simonchik, J. Sokoloff, Plasma Column Parameters of Non-self-sustained Atmospheric Pressure Glow Discharges in a Three-electrode Configuration, 37th EPS Conference on Plasma Physics, Dublin , Ireland, June 21 – 25 2010
V.I. Arkhipenko, Тh. Callegari, J. Lo, Ya.А. Safronau, L.V. Simonchik, “Parametric investigation of non-self-sustained atmospheric pressure glow discharges in a three-electrode configuration”, 37th Conference on plasma physics and controlled fusion, Zvenigorod, Russia February 8 – 12, 2010
J. Lo, Th. Callegari, J. Sokoloff, J. P. Boeuf, Microplasma Discharge Used to Control Electromagnetic Band Gap Device, VIth International Conference Plasma Physics and Plasma Technology, Minsk, Belarus, September 28 – October 02, 2009
L. Garrigues, J. Pérez-Luna, J.Lo, G.J.M. Hagelaar, J.P.Boeuf, Determination of the Axial Electron Mobility Profile in the PPS®X000-LM Thruster, 31st International Electric Propulsion Conference, University of Michigan, USA, September 20 – 24, 2009

Conférences nationales

Soulier M., T. Maho, C. Muja, J. Lo and Ph. Guillot, Interactions entre un plasma micro-ondes par résonance cycloélectronique (RCE) et différentes semences du domaine agro-alimentaire, Journées GdR Happybio 4 - 6 novembre 2019, Orléans France.
Soulier, M., C. Muja, J. Lo et P. Guillot. (2018), Caractérisation d’un plasma micro-ondes ECR en vue d’une application à la décontamination bactérienne en agriculture. Bordeaux, France.
J. Lo, L. Chauvet, F. Pigache, C. Tendero, Ph. Guillot, Caractérisation expérimentale d'un jet plasma piézoélectrique, Journées GdR ABioPlas, 19-20 octobre 2017, Paris, France
Kais, A., J. Lo, L. Latrasse, L. Therese et P. Guillot. (2016), Source Plasma Micro-onde appliquée à la décontamination des épices, GDR ABioPlas. Albi, France.
Lo, J., C. Muja et P. Guillot. (2015), Caractérisations et applications biocides d’une source ECR micro-ondes, GDR ABioPlas. Orléans, France.
Laurent, C., J. Lo, B. Caillier, L. Therese et P. Guillot. (2014), Caractérisation expérimentale d’un procédé plasma basse pression pour des applications de décontamination, Congrès SFP - Division Plasmas - 2014 (p. 73). Toulouse, France.; http://sfp2014.sciencesconf.org/conference/sfp2014/program/poster_mercredi14mai_1.pdf
J. Lo, J. Sokoloff, Th. Callegari, J.P. Boeuf, « Dispositif à bande électromagnétique interdite reconfigurable à l’aide de plasmas localisés », XIème Congrès de la Division Plasma de la Société Française de Physique, Talence, France, mai 2010
J. Sokoloff, O. Pascal, T. Callegari, R. Pascaud, F. Pizarro, L. Liard, J. Lo, A. Kallel, « Potentialités des plasmas froids pour la reconfigurabilité de dispositifs micro-ondes », Journées Scientifique de l'URSI France, 26-27 mars 2013

Enseignements

Domaines d enseignement

Optique ondulatoire (niveau préparatoire diplôme d’ingénieur ISIS)
Techniques Industrielles I – Capteurs et métrologie (niveau préparatoire diplôme d’ingénieur ISIS)
Analyse fréquentielle – électricité II (niveau préparatoire diplôme d’ingénieur ISIS)
Programmation scientifique (public Licence EEA et Physique-Chimie)
Atomistique, Fluorescence, et Radioactivité (public Licence Science de la Vie)

Administration

Mandats

Elu au Conseil du Département Science et Technologie (depuis avril 2021)

Responsabilités administratives

Responsabilité de diplôme

Licence Pro. Mention Métiers d'énergie et d'électricité (MEE) - parcours Eclairage Public et Réseaux d'Energie (2017-2018)
Licence Pro. Eclairage Public et Réseaux d'Energie 2014-2017 (coresponsabilité)

Chargé de missions

Référent Licence EEA, INU Champollion pour mise en place du parcours Accès Santé (2020/2021)

Jury de concours :

Jury du 2ème groupe d’épreuves du PASS, Faculté de Médecine de Toulouse-Rangueil, (2020/2021 et 2021/2022)

Jury de diplômes :

Licence. Physique Chimie : depuis 2015
Licence EEA : depuis 2015
Licence Pro. Métiers de l’Electricité et de l’Energie : depuis 2015
Baccalauréat : 2018/2019