Mgr. Jozef Varju, Ph.D. [ Scientific Worker, Tokamak Department ]

Place: Tokamak Building, Office: G212
Tel.: (+420) 266 052941
Email: varju@ipp.cas.cz

Education

Master
Faculty of Mathematics and Physics, Charles University in Prague.
Recombination and Reactions of Ions in Plasma
Ph.D.
Faculty of Mathematics and Physics, Charles University in Prague.
Study of H3+ recombination in selected quantum states

Research projects

2017-2021 COMPASS RI - RESEARCH
Co-investigator
Provider: Ministry of Education, Youth and Sports of the Czech Republic; Project ID: EF16_013/0001551
2018-2020Radiation processes generated by runaway electrons in tokamaks
Co-investigator
Provider: Czech Science Foundation; Project ID: GA18-02482S
2011-2013Control of ELM size and frequency using externally imposed changes of the plasma position in the COMPASS tokamak
Co-investigator
Provider: Czech Science Foundation; Project ID: GAP205/11/2470

List of Publications

2024Čeřovský J., Ficker O., Mlynář J., Tomešová E., Cavalier J., Weinzettl V., Jeřáb M., Čaloud J., Farník M., Casolari A., Varju J., Bartoň P., Lang P.T., Ploeckl B., Pánek R., Hron M.: Installation of the room temperature solid state pellet injector for investigation of runaway electrons at the COMPASS tokamak. Fusion Engineering and Design 201 [April] (2024) č. článku 114270.
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[ Link ]
 
2023Bogár K., Varju J., Havlíček J., Stöckel J., Podolník A., Hron M., Pánek R.: Characterisation of the auxiliary heating power delivered by the 40 keV neutral beam injectors on the COMPASS tokamak. Plasma Physics and Controlled Fusion 65 [2] (2023) č. článku 025004.
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2022Weckmann U., Petersson P., Varju J., Jeřáb M., Horáček J., Adámek J., Vondráček P., Fortuna E., Hron M., Rubel M.: 3D deposition patterns of deuterium retention and impurities in the COMPASS divertor: a data-driven root cause analysis and prediction approach. Fusion Engineering and Design 179 [June] (2022) č. článku 113118.
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[ Link ]
 
 Jaulmes F., Zadvitskiy G., Bogár K., Mysiura I., Varju J., Jeřáb M., Komm M., Imríšek M.: Numerical modelling for beam duct heat loads calculations and application to the new 1 MW neutral beam injector in the COMPASS tokamak. Plasma Physics and Controlled Fusion 64 [12] (2022) č. článku 125001.
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[ Link ]
 
2021Dimitrova M., Popov Tsv.K., Havlíček J., Bogár K., Varju J., Hasan E., Dejarnac R., Stöckel J., Imríšek M., Hron M., Pánek R.: Experimental observations of local plasma parameters in the COMPASS divertor in NBI-assisted L-mode plasmas. Journal of Instrumentation 16 [9] (2021) č. článku P09004.
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[ Link ]
 
 Jaulmes F., Zadvitskiy G., Bogár K., Imríšek M., Hromádka J., Cats S. Y., Varju J., Komm M., Pánek R.: Modelling of charge-exchange induced NBI losses in the COMPASS upgrade tokamak. Nuclear Fusion 61 [4] (2021) č. článku 046012.
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[ Link ]
 
 Horáček J., Cecrdle J., Tskhakaya D., Dejarnac R., Schwartz J., Komm M., Cavalier J., Adámek J., Lukeš S., Veselovský V., Varju J., Bartoň P., Entler S., Gasparyan Y., Gauthier E., Gerardin J., Hromádka J., Hron M., Iafrati M., Imríšek M., Jeřáb M., Kovařík K., Mazzitelli G., Naydenkova D., van Oost G., Pánek R., Prishvitsin A., Seidl J., Šesták D., Tomeš M., Vasina Y., Vertkov A., Vondráček P., Weinzettl V.: Predictive modelling of liquid metal divertor: From COMPASS tokamak towards Upgrade. Physica Scripta 96 [12] (2021) č. článku ac1dc9.
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[ Link ]
 
 Vondráček P., Pánek R., Hron M., Havlíček J., Weinzettl V., Todd T., Tskhakaya D., Cunningham G., Háček P., Hromádka J., Junek P., Krbec J., Patel N., Šesták D., Varju J., Adámek J., Balázsová M., Balner V., Bartoň P., Bielecki J., Bílková P., Błocki J., Bocian D., Bogár K., Bogár O., Boócz P., Borodkina I., Brooks A., Böhm P., Burant J., Casolari A., Cavalier J., Chappuis R., Dejarnac R., Dimitrova M., Dudák M., Ďuran I., Ellis R., Entler S., Fang J., Farník M., Ficker O., Fridrich D., Fuková Š., Gerardin J., Hanák I., Havránek A., Herrmann A., Horáček J., Hronová-Bilyková O., Imríšek M., Isernia N., Jaulmes F., Jeřáb M., Kindl V., Komm M., Kovařík K., Král M., Kripner L., Macúšová E., Majer T., Markovič T., Matveeva E., Mikszuta-Michalik K., Mohelník M., Mysiura I., Naydenkova D., Němec I., Ortwein R., Patočka K., Peterka M., Podolník A., Procházka F., Převrátil J., Řeboun J., Scalera V., Scholz M., Svoboda J., Swierblewski J., Šos M., Tadros M., Titus J. H., Tomeš M., Torres A., Tracz G., Turjanica P., Varavin M., Veselovský V., Villone F., Wąchal P., Yanovskiy V., Zadvitskiy G., Zajac J., Žák A., Zaloga D., Zelda J., Zhang H.: Preliminary design of the COMPASS upgrade tokamak. Fusion Engineering and Design 169 [August] (2021) č. článku 112490.
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[ Link ]
 
2020Salzedas F., Shah S. I.W., Havlíček J., Stöckel J., Háček P., Varju J., Havránek A., Pánek R., Silva C.: Study of secondary instability of precursor magnetic island in COMPASS density limit disruptions. Physics of Plasmas 27 [2] (2020) č. článku 022515.
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 Horáček J., Dejarnac R., Cecrdle J., Tskhakaya D., Vertkov A., Cavalier J., Vondráček P., Jeřáb M., Bartoň P., Van Oost G., Hron M., Weinzettl V., Šesták D., Lukeš S., Adámek J., Prishvitsin A., Iafratti M., Gasparyan A.A., Vasina Y., Naydenkova D., Seidl J., Gauthier E., Mazzitelli G., Komm M., Gerardin J., Varju J., Tomeš M., Entler S., Hromádka J., Pánek R.: Modeling of COMPASS tokamak divertor liquid metal experiments. Nuclear Materials and Energy 25 [December] (2020) č. článku 100860.
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[ Link ]
 
 Dejarnac R., Horáček J., Hron M., Jeřáb M., Adámek J., Atikukke S., Bartoň P., Cavalier J., Cecrdle J., Dimitrova M., Gauthier E., Iafrati M., Imríšek M., Marin Roldan A., Mazzitelli G., Naydenkova D., Prishvitcyn A., Tomeš M., Tskhakaya D., Van Oost G., Varju J., Veis P., Vertkov A., Vondráček P., Weinzettl V.: Overview of power exhaust experiments in the COMPASS divertor with liquid metals. Nuclear Materials and Energy 25 [December] (2020) č. článku 100801.
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[ Link ]
 
2019Entler S., Ficker O., Havlíček J., Horáček J., Hron M., Mlynář J., Pánek R., Řípa M., Stöckel J., Varju J., Weinzettl V.: Budoucnost energetiky: jaderná fúze. Praha: Středisko společných činností AV ČR, 2019. 73 s. ISBN 978-80-200-3007-8 [ EN ] 
[ Abstract ]
 Weinzettl V., Adámek J., Bílková P., Havlíček J., Pánek R., Hron M., Bogár O., Böhm P., Casolari A., Cavalier J., Dejarnac R., Dimitrova M., Ďuran I., Entler S., Ficker O., Háček P., Horáček J., Imríšek M., Jaulmes F., Kovařík K., Krbec J., Kripner L., Markovič T., Naydenkova D., Peterka M., Podolník A., Pova F., Šos M., Šesták D., Tomeš M., Varavin M., Varju J., Vondráček P., Zajac J.: Constraints on conceptual design of diagnostics for the high magnetic field COMPASS-U tokamak with hot walls. Fusion Engineering and Design 146 [September] (2019) 1703-1707.
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[ Link ]
 
 Ficker O., Macúšová E., Mlynář J., Břeň D., Casolari A., Čeřovský J., Farník M., Grover O., Havlíček J., Havránek A., Hron M., Imríšek M., Jeřáb M., Krbec J., Kulhánek P., Linhart V., Marcisovský M., Markovič T., Naydenkova D., Pánek R., Šos M., Svihra P., Svoboda V., Tomeš M., Urban J., Varju J., Vlainic M., Vondráček P., Vrba V., Weinzettl V., Carnevale D., Decker J., Gobbin M., Gospodarczyk M., Papp G., Peysson Y., Plyusnin V.V., Rabinski M., Reux C.: Runaway electron beam stability and decay in COMPASS. Nuclear Fusion 59 [9] (2019) č. článku 096036.
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[ Link ]
 
 Svihra P., Břeň D., Casolari A., Čeřovský J., Dhyani P., Farník M., Ficker O., Havránek M., Hejtmanek M., Janoška Z., Kafka V., Kulhánek P., Linhart V., Macúšová E., Marčišovská M., Marcisovský M., Mlynář J., Neue G., Novotný L., Svoboda V., Tomášek L., Urban J., Vančura P., Varju J., Vrba V., Weinzettl V.: Runaway electrons diagnostics using segmented semiconductor detectors. Fusion Engineering and Design 146 (2019) 316-319.
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 Mlynář J., Ficker O., Macúšová E., Markovič T., Naydenkova D., Papp G., Urban J., Vlainić M., Vondráček P., Weinzettl V., Bogár O., Břeň D., Carnevale D., Casolari A., Čeřovský J., Farník M., Gobbin M., Gospodarczyk M., Hron M., Kulhánek P., Havlíček J., Havránek A., Imríšek M., Jakubowski M., Lamas N., Linhart V., Malinowski K., Marcisovsky M., Matveeva E., Pánek R., Plyusnin V.V., Rabinski M., Svoboda V., Svihra P., Varju J., Zebrowski J.: Runaway electron experiments at COMPASS in support of the EUROfusion ITER physics research. Plasma Physics and Controlled Fusion 61 [1] (2019) č. článku 014010.
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2018Markovič T., Peterka M., Loarte A., Park K., Gribov Y., Pánek R., Háček P., Havlíček J., Hron M., Imríšek M., Kovařík K., Kripner L., Bogár K., Šos M., Tomeš M., Varju J., Vondráček P., Weinzettl V.: High-field side error field effects on H-mode plasma performance and their correction in ITER-like experiments on COMPASS. 45th EPS Conference on Plasma Physics. Mulhouse: European Physical Society, 2018. ISBN 9781510868441.
[ Abstract ]

[45th Europeas Physical Society Conference on Plasma Physics. Praha (CZ), 02.07.2018-06.07.2018]
 Linhart V., Břeň D., Casolari A., Čeřovský J., Farník M., Ficker O., Hetflejs M., Hron M., Jakůbek J., Kulhánek P., Macúšová E., Marcisovsky M., Mlynář J., Svihra P., Svoboda V., Urban J., Varju J., Vrba V.: First Measurement of X-rays Generated by Runaway Electrons in Tokamaks Using a TimePix3 Device with 1 mm thick Silicon Sensor. NSS/MIC 2018 - Proceedings. New Jersey: Institute of Electrical and Electronics Engineers Inc., 2018, č. článku 8824534. ISBN 978-153868494-8.
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[IEEE Nuclear Science Symposium and Medical Imaging Conference,. Sydney (AU), 10.11.2018-17.11.2018]
2017Komm M., Bílková P., Aftanas M., Berta M., Böhm P., Bogár O., Frassinetti L., Grover O., Háček P., Havlíček J., Hron M., Imríšek M., Krbec J., Mitošinková K., Naydenkova D., Pánek R., Peterka M., Snyder P.B., Stefanikova E., Stöckel J., Šos M., Urban J., Varju J., Vondráček P., Weinzettl V.: Contribution to the multi-machine pedestal scaling from COMPASS tokamak. Nuclear Fusion 57 [5] (2017) č. článku 056041.
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[IAEA Fusion Energy Conference (FEC 2016)/26./. Kyoto, 17.10.2016-22.10.2016]
 Adámek J., Seidl J., Horáček J., Komm M., Eich T., Pánek R., Cavalier J., Devitre A., Peterka M., Vondráček P., Stöckel J., Šesták D., Grover O., Bílková P., Böhm P., Varju J., Havránek A., Weinzettl V., Lovell J., Dimitrova M., Mitošinková K., Dejarnac R., Hron M.: Electron temperature and heat load measurements in the COMPASS divertor using the new system of probes. Nuclear Fusion 57 [11] (2017) č. článku 116017.
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[ Link ]
 
 Weinzettl V., Adámek J., Berta M., Bílková P., Bogár O., Böhm P., Cavalier J., Dejarnac R., Dimitrova M., Ficker O., Fridrich D., Grover O., Háček P., Havlíček J., Havránek A., Horáček J., Hron M., Imríšek M., Komm M., Kovařík K., Krbec J., Markovič T., Matveeva E., Mitošinková K., Mlynář J., Naydenkova D., Pánek R., Papřok R., Peterka M., Podolník A., Seidl J., Šos M., Stöckel J., Tomeš M., Varavin M., Varju J., Vlainic M., Vondráček P., Zajac J., Žáček F., Stano M., Anda G., Dunai D., Krizsanóczi T., Refy D., Zoletnik S., Silva A., Gomes R., Pereira T., Popov Tsv., Sarychev D., Ermak G.P., Zebrowski J., Jakubowski M., Rabinski M., Malinowski K., Nanobashvili S., Spolaore M., Vianello N., Gauthier E., Gunn J. P., Devitre A.: Progress in diagnostics of the COMPASS tokamak. Journal of Instrumentation 12 [December] (2017) č. článku C12015.
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[European Conference on Plasma Diagnostics (ECPD2017)/2./. Bordeaux, 18.04.2017-21.04.2017]
 Markovič T., Melnikov A., Seidl J., Eliseev L., Havlíček J., Havránek A., Hron M., Imríšek M., Kovařík K., Mitošinková K., Mlynář J., Pánek R., Stöckel J., Varju J., Weinzettl V.: Alfvén-character oscillations in ohmic plasmas observed on the COMPASS tokamak. EPS 2017: 44th European Physical Society Conference on Plasma Physics. Vol. 41F. Mulhouse: European Physical Society, 2017 - (Fajardo, M.; Westerhof, E.; Riconda, C.; Melzer, A.; Bret, A.; Dromey, B.), č. článku P5.140. Europhysics Conference Abstracts (ECA). ISBN 979-10-96389-07.
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[EPS 2017 Conference on Plasma Physics/44./. Belfast (IE), 26.06.2017-30.06.2017]
 Mitošinková K., Havlíček J., Varju J., Stöckel J., Seidl J., Imríšek M.: Global energy confinement time of NBI-heated plasma on the COMPASS tokamak. EPS 2017: 44th European Physical Society Conference on Plasma Physics. Vol. 41F. Mulhouse: European Physical Society, 2017 - (Fajardo, M.; Westerhof, E.; Riconda, C.; Melzer, A.; Bret, A.; Dromey, B.), č. článku P4.149. Europhysics Conference Abstracts (ECA). ISBN 979-10-96389-07.
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[EPS 2017 Conference on Plasma Physics/44./. Belfast (IE), 26.06.2017-30.06.2017]
 Macúšová E., Urban J., Ficker O., Mlynář J., Vlainić M., Papřok R., Varju J., Weinzettl V., Čeřovský J., Farník M., Pokol G., Plyusnin V., Havlíček J., Pánek R., Hron M.: Estimation of the runaway electron current during the flattop phase in COMPASS. EPS 2017: 44th European Physical Society Conference on Plasma Physics. Vol. 41F. Mulhouse: European Physical Society, 2017 - (Fajardo, M.; Westerhof, E.; Riconda, C.; Melzer, A.; Bret, A.; Dromey, B.), č. článku P4.141. Europhysics Conference Abstracts (ECA). ISBN 979-10-96389-07.
[ Abstract ]

[EPS 2017 Conference on Plasma Physics/44./. Belfast (IE), 26.06.2017-30.06.2017]
 Bílková P., Böhm P., Komm M., Frassinetti L., Štefániková E., Peterka M., Šos M., Seidl J., Grover O., Havlíček J., Mitošinková K., Varju J., Vondráček P., Urban J., Imríšek M., Markovič T., Weinzettl V., Hron M., Pánek R.: Relative shift in position of temperature and density pedestals at the COMPASS tokamak. EPS 2017: 44th European Physical Society Conference on Plasma Physics. Vol. 41F. Mulhouse: European Physical Society, 2017 - (Fajardo, M.; Westerhof, E.; Riconda, C.; Melzer, A.; Bret, A.; Dromey, B.), č. článku P2.120. Europhysics Conference Abstracts (ECA). ISBN 979-10-96389-07.
[ Abstract ]

[EPS 2017 Conference on Plasma Physics/44./. Belfast (IE), 26.06.2017-30.06.2017]
 Markovič T., Melnikov A., Seidl J., Eliseev L., Havlíček J., Havránek A., Hron M., Imríšek M., Kovařík K., Medvedev S., Mitošinková K., Mlynář J., Naydenkova D., Pánek R., Stöckel J., Varju J., Weinzettl V.: Observations of Alfvénic-character oscillations in ohmic plasmas on the COMPASS tokamak. EPS 2017: 44th European Physical Society Conference on Plasma Physics. Vol. 41F. Mulhouse: European Physical Society, 2017 - (Fajardo, M.; Westerhof, E.; Riconda, C.; Melzer, A.; Bret, A.; Dromey, B.), č. článku P5.005. Europhysics Conference Abstracts (ECA). ISBN 979-10-96389-07.
[ Abstract ]

[EPS 2017 Conference on Plasma Physics/44./. Belfast (IE), 26.06.2017-30.06.2017]
 Ficker O., Mlynář J., Macúšová E., Vlainić M., Weinzettl V., Urban J., Čeřovský J., Farník M., Markovič T., Papřok R., Vondráček P., Imríšek M., Tomeš M., Havlíček J., Varju J., Varavin M., Bogár O., Havránek A., Gospodarczyk M., Rabinski M., Jakubowski M., Malinovski K., Zebrowski J., Plyusnin V., Papp G., Pánek R., Hron M.: RE beam generation in MGI disruptions on COMPASS. EPS 2017: 44th European Physical Society Conference on Plasma Physics. Vol. 41F. Mulhouse: European Physical Society, 2017 - (Fajardo, M.; Westerhof, E.; Riconda, C.; Melzer, A.; Bret, A.; Dromey, B.), č. článku P5.126. Europhysics Conference Abstracts (ECA). ISBN 979-10-96389-07.
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[EPS 2017 Conference on Plasma Physics/44./. Belfast (IE), 26.06.2017-30.06.2017]
 Salzedas F., Shah S.I.W., Havlíček J., Stöckel J., Háček P., Varju J., Havránek A., Pánek R., Silva C.: Study of Secondary Instability of 2/1 Magnetic Island in COMPASS High Density Limit Plasmas. EPS 2017: 44th European Physical Society Conference on Plasma Physics. Vol. 41F. Mulhouse: European Physical Society, 2017 - (Fajardo, M.; Westerhof, E.; Riconda, C.; Melzer, A.; Bret, A.; Dromey, B.), č. článku P4.129. Europhysics Conference Abstracts (ECA). ISBN 979-10-96389-07.
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[EPS 2017 Conference on Plasma Physics/44./. Belfast (IE), 26.06.2017-30.06.2017]
 Adámek J., Seidl J., Horáček J., Komm M., Eich T., Pánek R., Cavalier J., Devitre A., Peterka M., Vondráček P., Stöckel J., Šesták D., Grover O., Bílková P., Böhm P., Varju J., Havránek A., Weinzettl V., Lovell J., Dimitrova M., Mitošinková M., Dejarnac R., Hron M.: Electron temperature and heat load measurements in the COMPASS divertor using the new system of probes. Nuclear Fusion 57 [11] (2017) č. článku 116017.
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[ Link ]
 
 Bogár K., Tomeš M., Stöckel J., Varju J., Stano M.: DOUBLE code simulations of emissivities of fast neutrals for different plasma observation view-lines of neutral particle analyzers on the COMPASS tokamak. Journal of Physics: Conference Series., Roč. 992, č. 1 (2018), č. článku 012009. E-ISSN 1742-6596.
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[20th International Summer School on Vacuum, Electron and Ion Technologies. Sozopol (BG), 25.09.2017-27.09.2017]
 Pánek R., Markovič T., Cahyna P., Dejarnac R., Havlíček J., Horáček J., Hron M., Imríšek M., Junek P., Komm M., Šesták D., Urban J., Varju J., Weinzettl V., Adámek J., Bílková P., Böhm P., Dimitrova M., Háček P., Kovařík K., Krbec J., Mlynář J., Podolník A., Seidl J., Stöckel J., Tomeš M., Zajac J., Mitošinková K., Peterka M., Vondráček P.: Conceptual design of the COMPASS upgrade tokamak. Fusion Engineering and Design 123 [October] (2017) 11-16.
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[SOFT 2016: Symposium on Fusion Technology /29./. Prague, 05.09.2016-09.09.2016]
 Ficker O., Mlynář J., Vlainic M., Čeřovský J., Urban J., Vondráček P., Weinzettl V., Macúšová E., Decker J., Gospodarczyk M., Martin P., Nardon E., Papp G., Plyusnin V.V., Reux C., Saint-Laurent F., Sommariva C., Cavalier J., Havlíček J., Havránek A., Hronová-Bilyková O., Imríšek M., Markovič T., Varju J., Papřok R., Pánek R., Hron M.: Losses of runaway electrons in MHD-active plasmas of the COMPASS tokamak. Nuclear Fusion 57 [7] (2017) č. článku 076002.
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2016Mitošinková K., Stöckel J., Varju J., Weinzettl V.: Energy composition of high-energy neutral beams on the COMPASS tokamak. Nukleonika 61 [4] (2016) 419-423.
[ Abstract ]
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[Summer School of Plasma Diagnostics PhDiaFusion 2015: “Soft X-ray Diagnostics for Fusion Plasma”. Bezmiechowa, 16.06.2015-20.06.2015]
 Markovič T., Melnikov A., Seidl J., Eliseev L., Havlíček J., Havránek A., Hron M., Imríšek M., Kovařík K., Medvedev S., Mitošinková K., Mlynář J., Naydenkova D., Pánek R., Stöckel J., Varju J., Weinzettl V.: Observations of ALfvénic-character oscillations in ohmic plasmas on the COMPASS tokamak. EPS 2016: 43rd European Physical Society Conference on Plasma Physics. Vol. 40A. Mulhouse: European Physical Society, 2016 - (Mantica, P.; Giruzzi, G.; Fajardo, M.; Gans, T.; Poedts, S.; Vennekens, N.), č. článku P5.005. Europhysics Conference Abstracts (ECA), ECA, 40A. ISBN 2-914771-99-1.
[ Abstract ]

[EPS 2016: Conference on Plasma Physics/43./. Leuven (BE), 04.07.2016-08.07.2016]
 Hasan E., Dimitrova M., Havlíček J., Mitošinková K., Stöckel J., Varju J., Popov Tsv.K., Komm M., Dejarnac R., Háček P., Pánek R.: Electron energy distribution function in the divertor region of the COMPASS tokamak during neutral beam injection heating. Journal of Physics: Conference Series. Vol. 982. Bristol: Institute of Physics Publishing, Ltd., 2018, č. článku 012002. IOP Publishing. ISSN 1742-6596.
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[International Workshop and Summer School on Plasma Physics, IWSSPP 2016/7./. Kiten (BG), 26.06.2016-02.07.2016]
2015Weinzettl V., Shukla G., Ghosh J., Melich R., Pánek R., Tomeš M., Imríšek M., Naydenkova D., Varju J., Pereira T., Gomes R., Abramovic I., Jaspers R., Písařík M., Odstrčil T., Van Oost G.: High-resolution spectroscopy diagnostics for measuring impurity ion temperature and velocity on the COMPASS tokamak. Engineering and Design. [October] (2015) 1006-1011.
[ Abstract ]
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[Symposium on Fusion Technology 2014(SOFT-28)/28./. San Sebastián, 29.09.2014-03.10.2014]
 Pánek R., Adámek J., Aftanas M., Bílková P., Böhm P., Brochard F., Cahyna P., Cavalier J., Dejarnac R., Dimitrova M., Grover O., Harrison J., Háček P., Havlíček J., Havránek A., Horáček J., Hron M., Imríšek M., Janky F., Kirk A., Komm M., Kovařík K., Krbec J., Kripner L., Markovič T., Mitošinková K., Mlynář J., Naydenkova D., Peterka M., Seidl J., Stöckel J., Štefániková E., Tomeš M., Urban J., Vondráček P., Varavin M., Varju J., Weinzettl V., Zajac J.: Status of the COMPASS tokamak and characterization of the first H-mode. Plasma Physics and Controlled Fusion 58 [1] (2015) 014015-014015.
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[ Link ]
 
2013Pánek R., Stöckel J., Havlíček J., Janky F., Hron M., Weinzettl V., Bílková P., Dimitrova M., Háček P., Dejarnac R., Aftanas M., Böhm P., Cahyna P., Imríšek M., Śtefániková E., Varju J.: Characterization of Ohmic and NBI heated H-mode in the COMPASS tokamak. EPS Conference on Plasma Physics. Helsinki : European Physical Society, 2013 - (Naulin, V.; Angioni, C.; Borghesi, M.; Ratynskaia, S.; Poedts, S.; Donné, T.; Kurki-Suonio, T.; Äkäslompolo, S.; Hakola, A.; Airila, M.), P4.103-P4.103 ISBN 2-914771-84-3. - (Europhysics Conference Abstracts).
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[ Link ]
 
[European Physical Society Conference on Plasma Physics/40./. Espoo (FI), 01.07.2013-05.07.2013]
2012Hejduk, M; Dohnal, P; Varju, J; Rubovic, P; Plasil, R; Glosik, J: Nuclear spin state-resolved cavity ring-down spectroscopy diagnostics of a low-temperature (H3+)-dominated plasma. Plasma Sources Sci. Technol., 21 (2): Art. No. 024002 (9 pages), 2012. [ Abstract ] [ Link ] [ DOI ]
 M. Hejduk, P. Dohnal, P. Rubovič, J. Varju, S. Opanasiuk, R. Plašil and J. Glosík: Equilibrium in Low Temperature H3+-dominated plasma, Application of CRDS spectroscopy. Acta Universitatis Carolinae, Mathematica et Physica, 53(1): 51–59, 2012 [ Abstract ] [ Link ]
2011Varju, J; Hejduk, M; Dohnal, P; Jilek, M; Kotrik, T; Plasil, R; Gerlich, D; Glosik, J: Nuclear Spin Effect on Recombination of H3+ Ions with Electrons at 77 K. Phys. Rev. Lett., 106 (20): Art. No. 203201 (4 pages), 2011. [ Abstract ] [ Link ] [ DOI ]
 Plasil, R; Varju, J; Hejduk, M; Dohnal, P; Kotrik, T; Glosik, J: Experimental study of para- and ortho-H3+ recombination. J. Phys.: Conf. Ser., 300 (1): Art. No. 012023 (8 pages), 2011. [ Abstract ] [ Link ] [ DOI ]
 P. Dohnal, M. Hejduk, J. Varju, P. Rubovic, R. Plasil, and J. Glosik: Recombination of Para- and Ortho- H3+ with Electrons in Low Temperature Afterglow Plasma. WDS'11 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránková and J. Pavlů, MATFYZPRESS, Prague, 2011, ISBN 978-80-7378-185-9, p.169-174  [ Abstract ] [ Link ]
2010T. Kotrík, P. Dohnal, I. Korolov, R. Plašil, J. Varju, J. Glosík: Temperature dependence of ternary recombination in H2 plasma. 10th European Conference on Atoms Molecules and Photons, X ECAMP, 4-9 July, 2010, Salamanca, poster P291, CD of abstracts P291 [ Abstract ]
 R. Plašil, T. Kotrík, P. Dohnal, J. Varju, M. Hejduk, J. Glosík,: Temperature and pressure dependence of D3+ recombination with electrons in afterglow plasma. XX ESCAMPIG, 13-17 July, 2010, Novi Sad, Serbia, poster P1.18, CD of abstracts P1.18
 Lange, M; Froese, M; Menk, S; Varju, J; Bastert, R; Blaum, K; Crespo Lopez-Urrutia, JR; Fellenberger, F; Grieser, M; von Hahn, R; Heber, O; Kuhnel, K-U; Laux, F; Orlov, DA; Rappaport, ML; Repnow, R; Schroter, CD; Schwalm, D; Shornikov, A; Sieber, T; Toker, Y; Ullrich, J; Wolf, A; Zajfman, D,: A cryogenic electrostatic trap for long-time storage of keV ion beams. Rev. Sci. Instrum., 81 (5): Art. No. 055105 (10 pages), 2010. [ Abstract ] [ Link ] [ DOI ]
 I. Zymak, P. Dohnal, J. Varju, R. Plašil and J. Glosík: Determination of translation temperature of N2+ ions trapped in 22-pole trap. WDS'10 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova,ISBN 978-80-7378-140-8, MATFYZPRESS (2010),66-69 [ Abstract ] [ Link ]
 J. Varju, M. Hejduk, P. Dohnal, T. Kotrík, M. Jílek, R. Plašil and J. Glosík: Recombination in plasmas with different populations of para and ortho H3+. WDS'10 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova,ISBN 978-80-7378-140-8, MATFYZPRESS (2010),60-65  [ Abstract ] [ Link ]
 P. Dohnal, T. Kotrik, J. Varju, I. Korolov, R. Plasil and J. Glosik: Ternary recombination in helium plasma. WDS'10 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova,ISBN 978-80-7378-140-8, MATFYZPRESS (2010), 42-47 [ Abstract ] [ Link ]
 T. Kotrík, P. Dohnal, R. Plašil, J. Varju, I. Korolov, J. Glosík: Experimental Study of Three-Body Recombination Ar+ + e + e. WDS'10 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova,ISBN 978-80-7378-140-8, MATFYZPRESS (2010),70-75 [ Abstract ] [ Link ]
 M. Hejduk, J. Varju, P. Dohnal, M. Jílek, R. Plašil, S. Roučka and J. Glosík: Formation and destruction of para and ortho H3+ in discharge and afterglow. Experiments with para-hydrogen. WDS'10 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova,ISBN 978-80-7378-140-8, MATFYZPRESS (2010),54-59 [ Abstract ] [ Link ]
 Buhr, H; Mendes, MB; Novotny, O; Schwalm, D; Berg, MH; Bing, D; Heber, O; Krantz, C; Orlov, DA; Rappaport, ML; Sorg, T; Stutzel, J; Varju, J; Wolf, A; Zajfman, D: Energy-sensitive imaging detector applied to the dissociative recombination of D2H+. Phys. Rev. A, 81 (6): Art. No. 062702 (10 pages), 2010. [ Abstract ] [ Link ] [ DOI ]
 Varju, J; Roucka, S; Kotrik, T; Plasil, R; Glosik, J: Application of NIR – CRDS for state selective study of recombination of para and ortho H3+ ions with electrons in low temperature plasma. J. Phys.: Conf. Ser., 227 (1): Art. No. 012026 (4 pages), 2010. [ Abstract ] [ Link ] [ DOI ]
 Glosik, J; Plasil, R; Kotrik, T; Dohnal, P; Varju, J; Hejduk, M; Korolov, I; Roucka, S; Kokoouline, V: Binary and ternary recombination of H3+ and D3+ ions with electrons in low temperature plasma. Mol. Phys., 108 (17): 2253–2264, 2010. [ Abstract ] [ Link ] [ DOI ]
2009J. Glosik, J. Varju, R. Plasil, S. Roucka: Application of NIR – CRDS for state selective study of recombination of para and ortho H3+ ions with electrons in low temperature plasma . 14th International symposiom on Laser-Aided Plasma Diagnostics Book of abstracts, p.40 2009
 J.Varju, I.Korolov, T.Kotrik, R.Plasil, J.Glosik: Near IR CRDS Study of HCN and HNC. XVII SAPP, January 17-22, Liptovský Ján, Slovakia, 17th Symposium on Application of Plasma Processes, Book of Contributed Papers, Edited by P. Papp, J. Országh, J. Matúška, Š. Matejčík, Published by UK Bratislava, ISBN 978-80-89186-45-7, 2pp, CD, Abstract 251-2, 2009
 T. Kotrík, I. Korolov, P. Dohnal, J. Varju, R. Plašil, J. Glosík,: Ternary Recombination In Deuterium Plasma. WDS'09 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media,ed. by J. Šafránkova, ISBN 978-80-7378-102-6, MATFYZPRESS (2009),  [ Abstract ] [ Link ]
 J. Varju, Š. Roučka , I. Korolov, P. Dohnal, T. Kotrík, R. Plašil and J. Glosík: State Selective Study of H3+ Recombination. WDS'09 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova, ISBN 978-80-7378-102-6, © MATFYZPRESS (2009), 129–133 [ Link ]
 M. Froese, K. Blaum, J.R. Crespo López-Urrutia, F. Fellenberger, M. Grieser, D. Kaiser, M. Lange, F. Laux, S. Menk, D.A. Orlov, R. Repnow, C.D. Schröter, D. Schwalm, A. Shornikov, T. Sieber, J. Ullrich, J. Varju, R. von Hahn, A Wolf, O. Heber, M. Rappaport, J. Toker, D. Zajfman, : Cryogenic ion beam storage. PAC 09 Proceedings, Vancouver, May 2009 [ Abstract ] [ Link ]
 Glosik, J; Korolov, I; Plasil, R; Kotrik, T; Dohnal, P; Novotny, O; Varju, J; Roucka, S; Greene, CH; Kokoouline, V: Binary and ternary recombination of D3+ ions with electrons in He-D2 plasma. Phys. Rev. A, 80 (4): Art. No. 042706 (7 pages), 2009. [ Abstract ] [ Link ] [ DOI ]
 Plasil, R; Korolov, I; Kotrik, T; Varju, J; Dohnal, P; Donko, Z; Bano, G; Glosik, J: Measurements of EEDF in recombination dominated afterglow plasma. J. Phys.: Conf. Ser., 192: Art. No. 012023 (4 pages), 2009. [ Abstract ] [ Link ] [ DOI ]
 Korolov, I; Kotrik, T; Plasil, R; Hejduk, M; Varju, J; Dohnal, P; Glosik, J: Recombination of KrD+ and KrH+ ions in afterglow plasma. J. Phys.: Conf. Ser., 192: Art. No. 012018 (4 pages), 2009. [ Abstract ] [ Link ] [ DOI ]
 Glosik, J; Plasil, R; Korolov, I; Kotrik, T; Novotny, O; Hlavenka, P; Dohnal, P; Varju, J; Kokoouline, V; Greene, CH: Temperature dependence of binary and ternary recombination of H3+ ions with electrons. Phys. Rev. A, 79 (5): Art. No. 052707 (12 pages), 2009. [ Abstract ] [ Link ] [ DOI ]
 P.Dohnal, I.Korolov, R.Plasil, T.Kotrik, J.Varju, J.Glosik,: Experimental Study of Binary and Ternary Recombination of D3+ Ions with Electrons in He/D2 Plasma,. XVII SAPP, January 17-22, Liptovský Ján, Slovakia, 17th Symposium on Application of Plasma Processes, Book of Contributed Papers, Edited by P. Papp, J. Országh, J. Matúška, Š. Matejčík, Published by UK Bratislava, ISBN 978-80-89186-45-7, 2pp, CD, Abstract 149-150, 2009
2008M. Lange, K. Blaum, M. Froese, M. Grieser, D. Kaiser, S. Menk, D.A. Orlov, A. Shornikov, T. Sieber, J. Varju, R. von Hahn, A. Wolf, O. Heber, M. Rappaport, J. Toker, D. Zajfman,: COMMISSIONING OF THE HEIDELBERG CRYOGENIC TRAP FOR FAST ION BEAMS (CTF). Proc. EPAC2008, Genoa, Italy, June 23-27, p. 319-3 [ Abstract ] [ Link ]
 Korolov, I; Kotrik, T; Plasil, R; Varju, J; Hejduk, M; Glosik, J: Application of Langmuir Probe in Recombination Dominated Afterglow Plasma. Contrib. Plasma Phys., 48 (5-7): 521–526, 2008. [ Abstract ] [ Link ] [ DOI ]
 J. Varju, M. Froese, M. Grieser. R. von Hahn, M. Lange, S. Menk, D. Orlov, A. Wolf, O. Heber, M. Rappaport, : Current Status of the Cryogenic Trap for Fast Ion Beams in Heidelberg. in WDS'08 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova, ISBN 978-80-7378-066-1, Matfyzpress, (2008), 48-51 [ Abstract ]
 von Hahn R., Froese M., Grieser M., Haberstroh Ch., Kaiser D., Lange M., Laux F., Menk S., Orlov D.A., Repnow R., Sieber T., Quack H., Varju J., Wolf A,: Commissioning of the Cryogenic Plant for the Cryogenic Storage Ring (CSR) at Heidelberg. Proc. ICEC 2008, Seoul, July 21-25, Korea,
 Glosik, J; Korolov, I; Plasil, R; Novotny, O; Kotrik, T; Hlavenka, P; Varju, J; Mikhailov, IA; Kokoouline, V; Greene, CH: Recombination of H+3 ions in the afterglow of a He–Ar–H2 plasma. J. Phys. B-At. Mol. Opt. Phys., 41 (19): Art. No. 191001 (6 pages), 2008. [ Abstract ] [ Link ] [ DOI ]
 R. von Hahn, K. Blaum, J. R. Crespo López-Urrutia, M. Froese, M. Grieser, M. Lange, F. Laux, S. Menk, J.Varju, D. A. Orlov, R. Repnow, C.D. Schröter, D. Schwalm, T. Sieber, J. Ullrich, A. Wolf, M. Rappaport, D. Zajfman, X. Urbain, H. Quack, : The cryogenic storage ring project at Heidelberg. Proc. EPAC2008, Genoa, Italy, June 23-27, p. 394-3 [ Abstract ] [ Link ]
2007R. Plasil, I. Korolov, T. Kotrik, J. Varju, P. Dohnal, Z. Donko, G. Bano, J. Glosik: Measurements of EEDF in recombination dominated afterglow plasma,. Symposium Dissociative Recombination, 18-23 July, Ameland, Netherlands, DR 2007 poster, , Book of abstracts, pp P23 [ Abstract ]
 I. Korolov, O. Novotný, J. Varju, T. Kotrík, R. Plašil, M. Hejduk, J. Glosík, : Application of Langmuir probe in recombination dominated afterglow plasma. 7. IWEP 2007 Prague, 7th International Workshop on Electrical Probes in Magnetized Plasma, 22nd – 25th July 2007, Book of abstracts, pp.62  [ Abstract ]
 R. Plašil, I. Korolov, T. Kotrík, O. Novotný, J. Varju, Z. Donko, G. Bánó, J. Glosík,: Study of Electron Energy Distribution Function in Helium Afterglow. ISPC 27.8.-31.8.2007, Proceedings of 16th International Symposium on Plasma Chemistry, Abstracts and full-papers CD, 30P-29, 4 pp [ Abstract ]
 J. Varju, P. Hlavenka, I. Korolov, R. Plasil, J. Glosik,: Near IR spectroscopy of HCN and HNC. WDS'07 Proceedings of contributed papers: Part II - Physics of Plasmas and Ionized Media, ed. by J. Šafránkova, Matfyzpress, 159-162, 2007 ISBN 978-80-7378-024-1 [ Abstract ] [ Link ]
 I. Korolov, T. Kotrik, R. Plasil, M. Hejduk, J. Varju, P. Dohnal, J. Glosik: Recombination in Kr/D2 and Xe/D2 afterglow plasma. Symposium Dissociative Recombination, 18-23 July, Ameland, Netherlands, DR 2007 poster, , Book of abstracts, pp P22 [ Abstract ]
2006P. Hlavenka, J. Varju, R. Plašil, I. Korolov, T. Kotrík, O. Votava, J. Glosík, High resolution : High resolution laser spectroscopy of ions. 16 th Symposium on Application of Plasma Processes, SAPP, Podbanské, Vysoké Tatry, January, 20-25, 2007, Edited by J. Matuska, S. Matejcik , . D. Skalny, ISBN: 978-80-89186-13-6, Book of Abstracts, pp 87-88
 Hlavenka, P; Korolov, I; Plasil, R; Varju, J; Kotrik, T; Glosik, J, : Near infrared second overtone cw-cavity ringdown spectroscopy of H2D+ ions. Czech. J. Phys., 56: B749–B760 [ Abstract ] [ Link ] [ DOI ]