Search Results - "Dreval, M."

Stability analysis of alpha driven toroidal Alfvén eigenmodes observed in JET deuterium-tritium internal transport barrier plasmas by Fitzgerald, M., Dumont, R., Keeling, D., Mailloux, J., Sharapov, S., Dreval, M., Figueiredo, A., Coelho, R., Ferreira, J., Rodrigues, P., Nabais, F., Borba, D., Štancar, Ž., Szepesi, G., Tinguely, R.A., Puglia, P.G., Oliver, H.J.C., Kiptily, V., Baruzzo, M., Lennholm, M., Siren, P., Garcia, J., Maggi, C.F.

“…Abstract A toroidal Alfvén eigenmode (TAE) has been observed to be driven by alpha particles in a JET deuterium-tritium internal transport barrier plasma. The…”
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Experimental and numerical investigation of the Doppler-shifted resonance condition for high frequency Alfvén eigenmodes on ASDEX Upgrade by Ochoukov, R., Bilato, R., Bobkov, V., Faugel, H., Kappatou, A., Schneider, P., Weiland, M., Dreval, M., Sipilä, S., Dendy, R., Johnson, T., Kazakov, Ye, McClements, K.G., Moseev, D., Salewski, M.

“…Abstract The Doppler-shifted resonance condition for high frequency Alfvénic eigenmodes has been extensively studied on ASDEX Upgrade in the presence of one or…”
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An extensive analysis of SOL properties in high-δ plasmas in ASDEX Upgrade by Redl, A., Eich, T., Vianello, N., Adamek, J., Bernert, M., Birkenmeier, G., Brida, D., David, P., Faitsch, M., Fischer, R., Grenfell, G., Ochoukov, R., Rohde, V., Tal, B., Dreval, M.

“…Abstract A set of dedicated H-mode discharges with constant heating power combining Neutral Beam Injection and Electron Cyclotron Resonance Heating have been…”
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Excitation of toroidal Alfvén eigenmodes with counter-current NBI in the TCV tokamak by Vallar, M., Dreval, M., Garcia-Munoz, M., Sharapov, S., Poley, J., N. Karpushov, A., Lauber, P., Mazzi, S., Porte, L.

“…Abstract In Tokamak á Configuration Variable (TCV), unstable modes excited by resonant interaction between the shear Alfvèn waves in continuum gaps and…”
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Toroidal Alfvén eigenmodes observed in low power JET deuterium–tritium plasmas by Oliver, H.J.C., Sharapov, S.E., Štancar, Ž., Fitzgerald, M., Tholerus, E., Breizman, B.N., Dreval, M., Ferreira, J., Figueiredo, A., Garcia, J., Hawkes, N., Keeling, D.L., Puglia, P.G., Rodrigues, P., Tinguely, R.A.

“…Abstract The Joint European Torus recently carried out an experimental campaign using a plasma consisting of both deuterium (D) and tritium (T). We observed a…”
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Analysis of high frequency Alfvén eigenmodes observed in ASDEX Upgrade plasmas in the presence of RF-accelerated NBI ions by Ochoukov, R., Sipilä, S., Bilato, R., Bobkov, V., Dreval, M., Weiland, M., Dendy, R., Faugel, H., Johnson, T., Kappatou, A., Kazakov, Y., McClements, K.G., Moseev, D., Salewski, M., Schneider, P., Team, ASDEX Upgrade, MST1 Team, EUROfusion

“…Abstract High frequency Alfvén eigenmodes in the ion cyclotron frequency range are actively researched on the ASDEX Upgrade tokamak (AUG). The general…”
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Modelling of energetic particle drive and damping effects on TAEs in AUG experiment with ECCD by Calado, R., Nabais, F., Sharapov, S.E., Schneider, P., Kazakov, Ye, Garcia-Muñoz, M., Snicker, A., Ferreira, J., Coelho, R., Dreval, M., Fuertes, J., Galdon-Quiroga, J., Gonzalez-Martin, J., Karpushov, A., Stober, J., Tardini, G., Van Zeeland, M.A.

“…Abstract The impact of electron cyclotron current drive (ECCD)-driven current on toroidicity-induced Alfvén eigenmodes (TAEs) in experiments on the AUG tokamak…”
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Experiments on excitation of Alfvén eigenmodes by alpha-particles with bump-on-tail distribution in JET DTE2 plasmas by Sharapov, S.E., Oliver, H.J.C., Garcia, J., Keeling, D.L., Dreval, M., Goloborod’Ko, V., Kazakov, Ye.O., Kiptily, V.G., Štancar, Ž., Bonofiglo, P.J., Coelho, R., Craciunescu, T., Ferreira, J., Figueiredo, A., Fil, N., Fitzgerald, M., Nabais, F., Nocente, M., Puglia, P.G., Rivero-Rodriguez, J., Rodrigues, P., Salewski, M., Tinguely, R.A., Zakharov, L.E.

“…Abstract Dedicated experiments were performed in JET DTE2 plasmas for obtaining an α -particle bump-on-tail (BOT) distribution aiming at exciting Alfvén…”
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Overview of fast particle experiments in the first MAST Upgrade experimental campaigns by Rivero-Rodríguez, J.F., McClements, K.G., Fitzgerald, M., Sharapov, S.E., Cecconello, M., Crocker, N.A., Dolby, I., Dreval, M., Fil, N., Galdón-Quiroga, J., García-Muñoz, M., Blackmore, S., Heidbrink, W., Henderson, S., Jackson, A., Kappatou, A., Keeling, D., Liu, D., Liu, Y.Q., Michael, C., Oliver, H.J.C., Ollus, P., Parr, E., Prechel, G., Rhodes, T., Ryan, D., Shi, P., Vallar, M., Velarde, L., Williams, T., Wong, H.

“…Abstract MAST-U is equipped with on-axis and off-axis neutral beam injectors (NBI), and these external sources of super-Alfvénic deuterium fast-ions provide…”
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Development Toward a Repetitive Compact Torus Injector by Onchi, T., McColl, D., Rohollahi, A., Xiao, C., Hirose, A., Dreval, M., Wolfe, S.

“…A compact torus (CT) injector operated at high repetition rates has been developed. A system consisting of a stack of insulated-gate bipolar transistors and…”
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The Evolution of an Intramural Haematoma in Spontaneous Brachiocephalic Artery Dissection based on MRI Data by Dreval, M. V., Krotenkova, M. V., Kalashnikova, L. A., Dobryinina, L. A.

“…Dissection of the internal carotid (ICA) and vertebral arteries (VA) is one of the most common causes of ischaemic stroke in younger people. Despite wider use…”
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Design and implementation of fast charging circuit for repetitive compact torus injector by Onchi, T., McColl, D., Dreval, M., Wolfe, S., Xiao, C., Hirose, A.

“…A novel circuit for compact torus (CT) injector operated at high repetition rates has been developed. The core technology adopted in the present work is to…”
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Momentum injection and repetitive CT operation experiments by Xiao, C., Rohollahi, A., Onchi, T., Dreval, M., Elgriw, S., Hirose, A.

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Primary vasculitis of internal carotid and vertebral arteries: a role of cytokines, transforming growth factor beta 1 and basic fibroblast growth factor by Kalashnikova, L A, Legenko, M S, Shabalina, A A, Dobrynina, L A, Shamtieva, K V, Kostyreva, M V, Dreval, M V, Lesnykh, T A

“…To study clinical/laboratory signs of primary vasculitis (PV) of the internal carotid artery (ICA) and vertebral artery (VA). We examined 31 patients (23 men,…”
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Control system of neutral particle analyzer in energy sweeping mode by Dreval, M.B., Slavnyj, A.S.

“…•Further improvement of the energy sweeping technique of NPA.•First in a world (to our knowledge) realization of the energy sweeping NPA technique with MS…”
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Microprocessor-based digitizers combined with preamplifiers and detectors as a solution for EMI suppression by Dreval, M.B., Ozherelyev, F.I.

“…A strong 8–9MHz noise from the RF plasma heating generators forms additional difficulties in the diagnostic signal measurements in the U-3M and U-2M torsatrons…”
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Intracerebral hemorrhage in the late period of internal carotid artery dissection by Kalashnikova, L A, Dobrynina, L A, Dreval, M V, Gubanova, M V, Krotenkova, M V, Konovalov, R N, Legenko, M S

“…Cervical artery dissection is the common cause of ischemic stroke in young and middle-age patients. According to our previous studies, dissection is related to…”
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Intimal rupture of the displastic middle cerebral artery wall complicated by thrombosis and fatal ischemic stroke by Kalashnikova, L A, Chaykovskaya, R P, Gulevskaya, T S, Dobrynina, L A, Gubanova, M V, Dreval, M V, Maksimova, M Yu

“…The authors present a clinical-morphological observation of the 47-year old man with a severe fatal ischemic stroke due to middle cerebral artery thrombosis…”
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Middle and anterior cerebral arteries dissection as a cause of ischemic stroke in a 7-year-old boy by Kalashnikova, L A, Dreval, M V, Dobrinina, L A, Krotenkova, M V

“…Authors describe a 7-year-old boy, who developed a severe right-sided hemiparesis, aphasia, seizure, and confusion state during sport games. There was no…”
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Numerical simulations of the soft X-ray signals for determination of radial locations of the magnetic islands in the STOR-M tokamak by Dreval, M., Xiao, C., Hirose, A.

“…A novel soft X-ray (SXR) data analysis technique has been recently developed and applied to the SXR data from the STOR-M tokamak to determine the radial…”
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