Quantification of locked mode instability triggered by a change in confinement

Authors: Peterka, M., Seidl, J., Markovic, T., Loarte, A., Logan, N. C., Park, J. -K., Cahyna, P., Havlicek, J., Imrisek, M., Kripner, L., Panek, R., Sos, M., Bilkova, P., Bogar, K., Bohm, P., Casolari, A., Gribov, Y., Grover, O., Hacek, P., Hron, M., Kovarik, K., Tomes, M., Tskhakaya, D., Varju, J., Vondracek, P., Weinzettl, V., Team, the COMPASS

Subject Terms: Physics - Plasma Physics

Access URL: http://arxiv.org/abs/2404.11090

Installation of the room temperature solid state pellet injector for investigation of runaway electrons at the COMPASS tokamak

Authors: Cerovsky, J., Ficker, O., Mlynar, J., Tomesova, E., Cavalier, J., Weinzettl, V., Jerab, M., Caloud, J., Farnik, M., Casolari, A., Varju, J., Barton, P., Lang, P.T., Ploeckl, B., Panek, R., Hron, M.

Source: In Fusion Engineering and Design April 2024 201

3D deposition patterns of deuterium retention and impurities in the COMPASS divertor: a data-driven root cause analysis and prediction approach

Authors: Weckmann, A., Petersson, P., Varju, J., Jerab, M., Horacek, J., Adamek, J., Vondracek, P., Fortuna, E., Hron, M., Rubel, M.

Source: In Fusion Engineering and Design June 2022 179

Preliminary design of the COMPASS upgrade tokamak

Authors: Vondracek, P. ^*, Panek, R., Hron, M., Havlicek, J., Weinzettl, V., Todd, T., Tskhakaya, D., Cunningham, G., Hacek, P., Hromadka, J., Junek, P., Krbec, J., Patel, N., Sestak, D., Varju, J., Adamek, J., Balazsova, M., Balner, V., Barton, P., Bielecki, J., Bilkova, P., Błocki, J., Bocian, D., Bogar, K., Bogar, O., Boocz, P., Borodkina, I., Brooks, A., Bohm, P., Burant, J., Casolari, A., Cavalier, J., Chappuis, P., Dejarnac, R., Dimitrova, M., Dudak, M., Duran, I., Ellis, R., Entler, S., Fang, J., Farnik, M., Ficker, O., Fridrich, D., Fukova, S., Gerardin, J., Hanak, I., Havranek, A., Herrmann, A., Horacek, J., Hronova, O., Imrisek, M., Isernia, N., Jaulmes, F., Jerab, M., Kindl, V., Komm, M., Kovarik, K., Kral, M., Kripner, L., Macusova, E., Majer, T., Markovic, T., Matveeva, E., Mikszuta-Michalik, K., Mohelnik, M., Mysiura, I., Naydenkova, D., Nemec, I., Ortwein, R., Patocka, K., Peterka, M., Podolnik, A., Prochazka, F., Prevratil, J., Reboun, J., Scalera, V., Scholz, M., Svoboda, J., Swierblewski, J., Sos, M., Tadros, M., Titus, P., Tomes, M., Torres, A., Tracz, G., Turjanica, P., Varavin, M., Veselovsky, V., Villone, F., Wąchal, P., Yanovskiy, V., Zadvitskiy, G., Zajac, J., Zak, A., Zaloga, D., Zelda, J., Zhang, H.

Source: In Fusion Engineering and Design August 2021 169

Constraints on conceptual design of diagnostics for the high magnetic field COMPASS-U tokamak with hot walls

Authors: Weinzettl, V., Adamek, J., Bilkova, P., Havlicek, J., Panek, R., Hron, M., Bogar, O., Bohm, P., Casolari, A., Cavalier, J., Dejarnac, R., Dimitrova, M., Duran, I., Entler, S., Ficker, O., Hacek, P., Horacek, J., Imrisek, M., Jaulmes, F., Kovarik, K., Krbec, J., Kripner, L., Markovic, T., Naydenkova, D., Peterka, M., Podolnik, A., Pova, F., Sos, M., Sestak, D., Tomes, M., Varavin, M., Varju, J., Vondracek, P., Zajac, J.

Source: In Fusion Engineering and Design September 2019 146 Part B:1703-1707

Energy-sensitive imaging detector applied to the dissociative recombination of D2H+

Authors: Buhr, H., Mendes, M. B., Novotný, O., Schwalm, D., Berg, M. H., Bing, D., Heber, O., Krantz, C., Orlov, D. A., Rappaport, M. L., Sorg, T., Stützel, J., Varju, J., Wolf, A., Zajfman, D.

Subject Terms: Physics - Chemical Physics, Physics - Instrumentation and Detectors

Access URL: http://arxiv.org/abs/1003.5101

Temperature dependence of binary and ternary recombination of H3+ ions with electron

Authors: Glosik, J., Plasil, R., Korolov, I., Kotrik, T., Novotny, O., Hlavenka, P., Dohnal, P., Varju, J., Kokoouline, V., Greene, C. H.

Subject Terms: Physics - Plasma Physics, Physics - Atomic Physics

Access URL: http://arxiv.org/abs/0903.1656

Recombination of H3+ Ions in the Afterglow of a He-Ar-H2 Plasma

Authors: Glosik, J., Korolov, I., Plasil, R., Novotny, O., Kotrik, T., Hlavenka, P., Varju, J., Greene, Chris H., Kokoouline, V., Mikhailov, I. A.

Subject Terms: Physics - Atomic Physics, Physics - Plasma Physics

Access URL: http://arxiv.org/abs/0710.2339

Conceptual design of the COMPASS upgrade tokamak

Authors: Panek, Radomir, Markovic, T., Cahyna, P., Dejarnac, R., Havlicek, J., Horacek, J., Hron, M., Imrisek, M., Junek, P., Komm, M., Sestak, D., Urban, J., Varju, J., Weinzettl, V., Adamek, J., Bilkova, P., Bohm, P., Dimitrova, M., Hacek, P., Kovarik, K., Krbec, J., Mlynar, J., Podolnik, A., Seidl, J., Stockel, J., Tomes, M., Zajac, F., Mitosinkova, K., Peterka, M., Vondracek, P., the COMPASS team

Source: In Fusion Engineering and Design November 2017 123:11-16

Binary recombination of para- and ortho-H~3^+ with electrons at low temperatures
Chemistry, astronomy and physics of H₃⁺ (Theo Murphy Meeting); Chemistry, astronomy and physics of H₃⁺ : papers of a Theo Murphy meeting

Authors: Dohnal, P., Hejduk, M., Varju, J., Rubovic, P., Roucka, S., Kotrik, T., Plasil, R., Johnsen, R., Glosik, J.

Source: PHILOSOPHICAL TRANSACTIONS- ROYAL SOCIETY OF LONDON SERIES A MATHEMATICAL PHYSICAL & ENGINEERING SCIENCES. 370(1978):5101-5108

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCCN083042872&indx=1&recIds=ETOCCN083042872

Application of Langmuir Probe in Recombination Dominated Afterglow Plasma
Electrical probes in magnetized plasmas; 7th IWEP

Authors: Korolov, I., Kotrik, T., Plasil, R., Varju, J., Hejduk, M., Glosik, J.

Source: CONTRIBUTIONS TO PLASMA PHYSICS. 48(5/7):521-526

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCCN069813640&indx=1&recIds=ETOCCN069813640

Study of secondary instability of precursor magnetic island in COMPASS density limit disruptions

Authors: Salzedas, F., Shah, S. I. W., Havlicek, J., Stöckel, J., Háček, P., Varju, J., Havránek, A., Pánek, R., Silva, C.

Source: Physics of plasmas. 27(2)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100099263021.0x000001&indx=1&recIds=ETOCvdc_100099263021.0x000001

High-resolution spectroscopy diagnostics for measuring impurity ion temperature and velocity on the COMPASS tokamak

Authors: Weinzettl, V., Shukla, G., Ghosh, J., Melich, R., Panek, R., Tomes, M., Imrisek, M., Naydenkova, D., Varju, J., Pereira, T.

Source: FUSION ENGINEERING AND DESIGN. 96:1006-1011

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN372665464&indx=1&recIds=ETOCRN372665464

Binary recombination of para- and ortho- ${\rm{H}}_{\rm{3}}^{\rm{ + }}$ with electrons at low temperatures

Authors: Dohnal, P., Hejduk, M., Varju, J., Rubovič, P., Roučka, Š., Kotrík, T., Plašil, R., Johnsen, R., Glosík, J.

Source: Philosophical Transactions: Mathematical, Physical and Engineering Sciences, 2012 Nov . 370(1978), 5101-5108.

Access URL: https://www.jstor.org/stable/41739885

Oxidation of Inconel 625 superalloy upon treatment with oxygen or hydrogen plasma at high temperature

Authors: Vesel, A., Drenik, A., Elersic, K., Mozetic, M., Kovac, J., Gyergyek, T., Stockel, J., Varju, J., Panek, R., Balat-Pichelin, M.

Source: APPLIED SURFACE SCIENCE. 305:674-682

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN351967079&indx=1&recIds=ETOCRN351967079

Binary and ternary recombination of [image omitted] and [image omitted] ions with electrons in low temperature plasma

Authors: Glosik, J., Plasil, R., Kotrik, T., Dohnal, P., Varju, J., Hejduk, M., Korolov, I., Roucka, S., Kokoouline, V.

Source: MOLECULAR PHYSICS. 108(17):2253-2264

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN277976697&indx=1&recIds=ETOCRN277976697

Near infrared second overtone cw-cavity ringdown spectroscopy of H2D+ ions

Authors: Hlavenka, P., Korolov, I., Plašil, R., Varju, J., Kotrík, T., Glosík, J.

Source: CZECHOSLOVAK JOURNAL OF PHYSICS. 56(2):B749-B760

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN197385635&indx=1&recIds=ETOCRN197385635

Modeling of COMPASS tokamak divertor liquid metal experiments

Authors: Horacek, J., Dejarnac, R., Cecrdle, J., Tskhakaya, D., Vertkov, A., Cavalier, J., Vondracek, P., Jerab, M., Barton, P., van Oost, G., Hron, M., Weinzettl, V., Sestak, D., Lukes, S., Adamek, J., Prishvitsin, A., Iafratti, M., Gasparyan, Y., Vasina, Y., Naydenkova, D., Seidl, J., Gauthier, E., Mazzitelli, G., Komm, M., Gerardin, J., Varju, J., Tomes, M., Entler, S., Hromadka, J., Panek, R.

Source: In Nuclear Materials and Energy December 2020 25

Overview of power exhaust experiments in the COMPASS divertor with liquid metals

Authors: Dejarnac, R., Horacek, J., Hron, M., Jerab, M., Adamek, J., Atikukke, S., Barton, P., Cavalier, J., Cecrdle, J., Dimitrova, M., Gauthier, E., Iafrati, M., Imrisek, M., Marin Roldan, A., Mazzitelli, G., Naydenkova, D., Prishvitcyn, A., Tomes, M., Tskhakaya, D., Van Oost, G., Varju, J., Veis, P., Vertkov, A., Vondracek, P., Weinzettl, V.

Source: In Nuclear Materials and Energy December 2020 25

Numerical modelling for beam duct heat loads calculations and application to the new 1 MW neutral beam injector in the COMPASS tokamak.

Authors: Jaulmes, F¹, jaulmes@ipp.cas.cz, Zadvitskiy, G^1,2, Bogar, K¹, Mysiura, I¹, Varju, J¹, Jeřáb, M¹, Komm, M¹, Imrisek, M¹

Source: Plasma Physics & Controlled Fusion; Dec2022, Vol. 64 Issue 12, p1-13, 13p